{
  "sourceId": "unfpa-district-projections-2026",
  "referenceDate": "2026-03-01",
  "claimType": "forecast",
  "stateProjection": {
    "id": "goi-bihar-march2026-via-unfpa",
    "population2026": 132265000,
    "referenceDate": "2026-03-01",
    "claimType": "forecast",
    "verificationStatus": "verified",
    "confidence": "forecast",
    "sourceId": "unfpa-district-projections-2026",
    "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=15",
    "pdfPage": 15,
    "printedPage": 7,
    "originalSource": "Technical Group on Population Projections, National Commission on Population, ORGI; reproduced as the input table by UNFPA",
    "sourceUnit": "thousand people",
    "sourceValue": 132265,
    "unit": "people",
    "publicationDate": "2023-08-08",
    "editionFirstPublishedYear": 2022,
    "retrievedAt": "2026-10-26",
    "methodologyNote": "Published state projection converted fromthousands topeople. Separate from the sum of individually rounded district table totals."
  },
  "districtSum": 132265997,
  "note": "Published district totals are preserved. Their sum differs by997people from the state input rounded tothousands. These are projections, not Census counts.",
  "records": [
    {
      "id": "unfpa-araria-2026",
      "districtId": "BU-01",
      "slug": "araria",
      "name": "Araria",
      "sourceName": "Araria",
      "population2021": 3448471,
      "population2026": 3772395,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=46",
      "pdfPage": 46,
      "printedPage": 38,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-arwal-2026",
      "districtId": "BU-02",
      "slug": "arwal",
      "name": "Arwal",
      "sourceName": "Arwal",
      "population2021": 792499,
      "population2026": 832242,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=46",
      "pdfPage": 46,
      "printedPage": 38,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-aurangabad-2026",
      "districtId": "BU-03",
      "slug": "aurangabad",
      "name": "Aurangabad",
      "sourceName": "Aurangabad",
      "population2021": 3029018,
      "population2026": 3268703,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=47",
      "pdfPage": 47,
      "printedPage": 39,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-banka-2026",
      "districtId": "BU-04",
      "slug": "banka",
      "name": "Banka",
      "sourceName": "Banka",
      "population2021": 2400637,
      "population2026": 2577356,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=47",
      "pdfPage": 47,
      "printedPage": 39,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-begusarai-2026",
      "districtId": "BU-05",
      "slug": "begusarai",
      "name": "Begusarai",
      "sourceName": "Begusarai",
      "population2021": 3539414,
      "population2026": 3817875,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=48",
      "pdfPage": 48,
      "printedPage": 40,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-bhagalpur-2026",
      "districtId": "BU-06",
      "slug": "bhagalpur",
      "name": "Bhagalpur",
      "sourceName": "Bhagalpur",
      "population2021": 3578259,
      "population2026": 3837902,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=48",
      "pdfPage": 48,
      "printedPage": 40,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-bhojpur-2026",
      "districtId": "BU-07",
      "slug": "bhojpur",
      "name": "Bhojpur",
      "sourceName": "Bhojpur",
      "population2021": 3127328,
      "population2026": 3307669,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=49",
      "pdfPage": 49,
      "printedPage": 41,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-buxar-2026",
      "districtId": "BU-08",
      "slug": "buxar",
      "name": "Buxar",
      "sourceName": "Buxer",
      "population2021": 1972167,
      "population2026": 2094942,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=49",
      "pdfPage": 49,
      "printedPage": 41,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ],
      "nameCrosswalkNote": "Explicit source spelling/display-name alias; no population field is changed."
    },
    {
      "id": "unfpa-darbhanga-2026",
      "districtId": "BU-09",
      "slug": "darbhanga",
      "name": "Darbhanga",
      "sourceName": "Darbhanga",
      "population2021": 4506101,
      "population2026": 4761936,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=50",
      "pdfPage": 50,
      "printedPage": 42,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-gaya-2026",
      "districtId": "BU-10",
      "slug": "gaya",
      "name": "Gaya",
      "sourceName": "Gaya",
      "population2021": 5241097,
      "population2026": 5657749,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=50",
      "pdfPage": 50,
      "printedPage": 42,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-gopalganj-2026",
      "districtId": "BU-11",
      "slug": "gopalganj",
      "name": "Gopalganj",
      "sourceName": "Gopalpur",
      "population2021": 2892836,
      "population2026": 3034747,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=51",
      "pdfPage": 51,
      "printedPage": 43,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ],
      "nameCrosswalkNote": "The printed source name is preserved separately; it is explicitly joined to the project district name. Gopalpur is the report roster/table spelling for the Gopalganj entry."
    },
    {
      "id": "unfpa-jamui-2026",
      "districtId": "BU-12",
      "slug": "jamui",
      "name": "Jamui",
      "sourceName": "Jamui",
      "population2021": 2103919,
      "population2026": 2273031,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=51",
      "pdfPage": 51,
      "printedPage": 43,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-jehanabad-2026",
      "districtId": "BU-13",
      "slug": "jehanabad",
      "name": "Jehanabad",
      "sourceName": "Jehanabad",
      "population2021": 1302948,
      "population2026": 1385388,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=52",
      "pdfPage": 52,
      "printedPage": 44,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-kaimur-2026",
      "districtId": "BU-14",
      "slug": "kaimur",
      "name": "Kaimur",
      "sourceName": "Kaimur (Bhabua)",
      "population2021": 1955558,
      "population2026": 2118886,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=52",
      "pdfPage": 52,
      "printedPage": 44,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ],
      "nameCrosswalkNote": "Explicit source spelling/display-name alias; no population field is changed."
    },
    {
      "id": "unfpa-katihar-2026",
      "districtId": "BU-15",
      "slug": "katihar",
      "name": "Katihar",
      "sourceName": "Katihar",
      "population2021": 3710258,
      "population2026": 4029245,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=53",
      "pdfPage": 53,
      "printedPage": 45,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-khagaria-2026",
      "districtId": "BU-16",
      "slug": "khagaria",
      "name": "Khagaria",
      "sourceName": "Khagaria",
      "population2021": 2028964,
      "population2026": 2211492,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=53",
      "pdfPage": 53,
      "printedPage": 45,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-kishanganj-2026",
      "districtId": "BU-17",
      "slug": "kishanganj",
      "name": "Kishanganj",
      "sourceName": "Kishanganj",
      "population2021": 2067722,
      "population2026": 2258584,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=54",
      "pdfPage": 54,
      "printedPage": 46,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-lakhisarai-2026",
      "districtId": "BU-18",
      "slug": "lakhisarai",
      "name": "Lakhisarai",
      "sourceName": "Lakhisarai",
      "population2021": 1168029,
      "population2026": 1246851,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=54",
      "pdfPage": 54,
      "printedPage": 46,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-madhepura-2026",
      "districtId": "BU-19",
      "slug": "madhepura",
      "name": "Madhepura",
      "sourceName": "Madhepura",
      "population2021": 2447919,
      "population2026": 2674481,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=55",
      "pdfPage": 55,
      "printedPage": 47,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-madhubani-2026",
      "districtId": "BU-20",
      "slug": "madhubani",
      "name": "Madhubani",
      "sourceName": "Madhubani",
      "population2021": 5283327,
      "population2026": 5665803,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=55",
      "pdfPage": 55,
      "printedPage": 47,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-munger-2026",
      "districtId": "BU-21",
      "slug": "munger",
      "name": "Munger",
      "sourceName": "Munger",
      "population2021": 1536330,
      "population2026": 1607664,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=56",
      "pdfPage": 56,
      "printedPage": 48,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-muzaffarpur-2026",
      "districtId": "BU-22",
      "slug": "muzaffarpur",
      "name": "Muzaffarpur",
      "sourceName": "Muzzafarpur",
      "population2021": 5746939,
      "population2026": 6213966,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=56",
      "pdfPage": 56,
      "printedPage": 48,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ],
      "nameCrosswalkNote": "Explicit source spelling/display-name alias; no population field is changed."
    },
    {
      "id": "unfpa-nalanda-2026",
      "districtId": "BU-23",
      "slug": "nalanda",
      "name": "Nalanda",
      "sourceName": "Nalanda",
      "population2021": 3244536,
      "population2026": 3401972,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=57",
      "pdfPage": 57,
      "printedPage": 49,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-nawada-2026",
      "districtId": "BU-24",
      "slug": "nawada",
      "name": "Nawada",
      "sourceName": "Nawada",
      "population2021": 2601973,
      "population2026": 2783931,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=57",
      "pdfPage": 57,
      "printedPage": 49,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-west-champaran-2026",
      "districtId": "BU-25",
      "slug": "west-champaran",
      "name": "West Champaran",
      "sourceName": "Pashchim Champaran",
      "population2021": 4772264,
      "population2026": 5192896,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=58",
      "pdfPage": 58,
      "printedPage": 50,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ],
      "nameCrosswalkNote": "Explicit source spelling/display-name alias; no population field is changed."
    },
    {
      "id": "unfpa-patna-2026",
      "districtId": "BU-26",
      "slug": "patna",
      "name": "Patna",
      "sourceName": "Patna",
      "population2021": 6855260,
      "population2026": 7342209,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=59",
      "pdfPage": 59,
      "printedPage": 51,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-purnia-2026",
      "districtId": "BU-27",
      "slug": "purnia",
      "name": "Purnia",
      "sourceName": "Purnia",
      "population2021": 3973055,
      "population2026": 4329901,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=59",
      "pdfPage": 59,
      "printedPage": 51,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-east-champaran-2026",
      "districtId": "BU-28",
      "slug": "east-champaran",
      "name": "East Champaran",
      "sourceName": "Purba Champaran",
      "population2021": 6178320,
      "population2026": 6719808,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=58",
      "pdfPage": 58,
      "printedPage": 50,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ],
      "nameCrosswalkNote": "Explicit source spelling/display-name alias; no population field is changed."
    },
    {
      "id": "unfpa-rohtas-2026",
      "districtId": "BU-29",
      "slug": "rohtas",
      "name": "Rohtas",
      "sourceName": "Rohtas",
      "population2021": 3378186,
      "population2026": 3564829,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=60",
      "pdfPage": 60,
      "printedPage": 52,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-saharsa-2026",
      "districtId": "BU-30",
      "slug": "saharsa",
      "name": "Saharsa",
      "sourceName": "Saharsa",
      "population2021": 2274017,
      "population2026": 2458410,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=60",
      "pdfPage": 60,
      "printedPage": 52,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-samastipur-2026",
      "districtId": "BU-31",
      "slug": "samastipur",
      "name": "Samastipur",
      "sourceName": "Samastipur",
      "population2021": 5004947,
      "population2026": 5360387,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=61",
      "pdfPage": 61,
      "printedPage": 53,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-saran-2026",
      "districtId": "BU-32",
      "slug": "saran",
      "name": "Saran",
      "sourceName": "Saran",
      "population2021": 4541662,
      "population2026": 4809527,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=61",
      "pdfPage": 61,
      "printedPage": 53,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-sheikhpura-2026",
      "districtId": "BU-33",
      "slug": "sheikhpura",
      "name": "Sheikhpura",
      "sourceName": "Sheikhpura",
      "population2021": 726653,
      "population2026": 767021,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=62",
      "pdfPage": 62,
      "printedPage": 54,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-sheohar-2026",
      "districtId": "BU-34",
      "slug": "sheohar",
      "name": "Sheohar",
      "sourceName": "Sheohar",
      "population2021": 795095,
      "population2026": 864797,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=62",
      "pdfPage": 62,
      "printedPage": 54,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-sitamarhi-2026",
      "districtId": "BU-35",
      "slug": "sitamarhi",
      "name": "Sitamarhi",
      "sourceName": "Sitamarhi",
      "population2021": 4134167,
      "population2026": 4489154,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=63",
      "pdfPage": 63,
      "printedPage": 55,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-siwan-2026",
      "districtId": "BU-36",
      "slug": "siwan",
      "name": "Siwan",
      "sourceName": "Siwan",
      "population2021": 3843856,
      "population2026": 4079350,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=63",
      "pdfPage": 63,
      "printedPage": 55,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-supaul-2026",
      "districtId": "BU-37",
      "slug": "supaul",
      "name": "Supaul",
      "sourceName": "Supaul",
      "population2021": 2686787,
      "population2026": 2915158,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=64",
      "pdfPage": 64,
      "printedPage": 56,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    },
    {
      "id": "unfpa-vaishali-2026",
      "districtId": "BU-38",
      "slug": "vaishali",
      "name": "Vaishali",
      "sourceName": "Vaishali",
      "population2021": 4192490,
      "population2026": 4537740,
      "referenceDate": "2026-03-01",
      "comparisonReferenceDate": "2021-03-01",
      "claimType": "forecast",
      "verificationStatus": "verified",
      "confidence": "forecast",
      "sourceId": "unfpa-district-projections-2026",
      "sourceUrl": "https://india.unfpa.org/sites/default/files/pub-pdf/unfpa_district_level_population_projections_book_-_with_cover.pdf#page=64",
      "pdfPage": 64,
      "printedPage": 56,
      "publicationDate": "2023-08-08",
      "editionFirstPublishedYear": 2022,
      "retrievedAt": "2026-10-26",
      "unit": "people",
      "methodologyNote": "Published UNFPA ratio-method district projection, constrained to Government of India state projections. Not a Census enumeration or an October2026 live count. Source totals and sex components are retained as printed; independently rounded values can differ.",
      "caveats": [
        "Projection for 1 March2026, not a Census enumeration or a live October2026 count.",
        "Published district totals sum to132,265,997, versus132,265,000 in the state input (roundedthousands). The table totals are preserved rather than silently rescaled.",
        "No2026literacy, rural/urban share or sex ratio is inferred from these totals."
      ]
    }
  ]
}