Bida — UN urban centre
Bida: 421,605 people. Reference: 2025 annual estimate · World rank #1,332 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 6528; territory: Nigeria (NGA). 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: 9.0808, 6.0061. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 95,143 | Estimate |
| 1980 | 105,753 | Estimate |
| 1985 | 122,392 | Estimate |
| 1990 | 136,522 | Estimate |
| 1995 | 163,484 | Estimate |
| 2000 | 202,569 | Estimate |
| 2005 | 240,197 | Estimate |
| 2010 | 281,810 | Estimate |
| 2015 | 328,582 | Estimate |
| 2020 | 374,149 | Estimate |
| 2025 | 421,605 | Estimate |
| 2030 | 474,687 | Projection |
| 2035 | 525,574 | Projection |
| 2040 | 577,551 | Projection |
| 2045 | 646,625 | Projection |
| 2050 | 697,741 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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