Isa — UN urban centre
Isa: 92,580 people. Reference: 2025 annual estimate · World rank #6,691 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 6952; 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: 13.1996, 6.403. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1990 | 51,426 | Estimate |
| 1995 | 52,038 | Estimate |
| 2000 | 53,725 | Estimate |
| 2005 | 61,939 | Estimate |
| 2010 | 69,785 | Estimate |
| 2015 | 78,454 | Estimate |
| 2020 | 87,790 | Estimate |
| 2025 | 92,580 | Estimate |
| 2030 | 99,434 | Projection |
| 2035 | 104,797 | Projection |
| 2040 | 113,282 | Projection |
| 2045 | 118,519 | Projection |
| 2050 | 123,253 | 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.