Colonelganj — UN urban centre
Colonelganj: 153,092 people. Reference: 2025 annual estimate · World rank #3,958 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 9907; territory: India (IND). 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: 27.1332, 81.7093. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 59,894 | Estimate |
| 1980 | 66,895 | Estimate |
| 1985 | 74,264 | Estimate |
| 1990 | 82,701 | Estimate |
| 1995 | 98,408 | Estimate |
| 2000 | 112,095 | Estimate |
| 2005 | 124,836 | Estimate |
| 2010 | 131,437 | Estimate |
| 2015 | 119,766 | Estimate |
| 2020 | 130,808 | Estimate |
| 2025 | 153,092 | Estimate |
| 2030 | 160,939 | Projection |
| 2035 | 170,902 | Projection |
| 2040 | 222,374 | Projection |
| 2045 | 268,659 | Projection |
| 2050 | 275,862 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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