Geidam — UN urban centre
Geidam: 145,671 people. Reference: 2025 annual estimate · World rank #4,188 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 8792; 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: 12.8912, 11.9276. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1995 | 63,142 | Estimate |
| 2000 | 78,809 | Estimate |
| 2005 | 95,456 | Estimate |
| 2010 | 113,620 | Estimate |
| 2015 | 130,414 | Estimate |
| 2020 | 135,657 | Estimate |
| 2025 | 145,671 | Estimate |
| 2030 | 157,026 | Projection |
| 2035 | 166,854 | Projection |
| 2040 | 184,840 | Projection |
| 2045 | 198,658 | Projection |
| 2050 | 208,917 | 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.