Chattogram — UN urban centre
Chattogram: 4,983,553 people. Reference: 2025 annual estimate · World rank #83 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 7537; 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: 22.3729, 91.8104. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 1,415,858 | Estimate |
| 1980 | 1,808,706 | Estimate |
| 1985 | 2,109,955 | Estimate |
| 1990 | 2,450,756 | Estimate |
| 1995 | 3,029,986 | Estimate |
| 2000 | 3,779,341 | Estimate |
| 2005 | 4,029,067 | Estimate |
| 2010 | 4,312,218 | Estimate |
| 2015 | 4,589,239 | Estimate |
| 2020 | 4,734,028 | Estimate |
| 2025 | 4,983,553 | Estimate |
| 2030 | 5,286,699 | Projection |
| 2035 | 5,500,843 | Projection |
| 2040 | 5,676,239 | Projection |
| 2045 | 5,822,316 | Projection |
| 2050 | 5,938,088 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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