Sandwip — UN urban centre
Sandwip: 309,439 people. Reference: 2025 annual estimate · World rank #1,860 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 7525; territory: Bangladesh (BGD). UN source workbook.
Method: Degree of Urbanisation (contiguous 1 km2 cells, density 1,500+ people/km2, total 50,000+). This is a source-defined urban centre, not a municipality or province. No association with a separate administrative entity is inferred from proximity or name.
Source centroid: 22.4847, 91.476. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1990 | 71,589 | Estimate |
| 1995 | 206,046 | Estimate |
| 2000 | 232,654 | Estimate |
| 2005 | 254,900 | Estimate |
| 2010 | 271,417 | Estimate |
| 2015 | 286,999 | Estimate |
| 2020 | 293,996 | Estimate |
| 2025 | 309,439 | Estimate |
| 2030 | 326,520 | Projection |
| 2035 | 340,832 | Projection |
| 2040 | 352,351 | Projection |
| 2045 | 362,069 | Projection |
| 2050 | 370,470 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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This page is a structured reference entry. Its sources, geographic definition and reference dates determine what the figures mean; it is not independent reporting about the causes of change. Read the accompanying explanation before comparing different places or vintages.