Auchi — UN urban centre
Auchi: 212,634 people. Reference: 2025 annual estimate · World rank #2,789 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 6847; 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: 7.0718, 6.2761. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 69,344 | Estimate |
| 1980 | 75,116 | Estimate |
| 1985 | 82,693 | Estimate |
| 1990 | 91,404 | Estimate |
| 1995 | 101,179 | Estimate |
| 2000 | 117,054 | Estimate |
| 2005 | 136,556 | Estimate |
| 2010 | 157,366 | Estimate |
| 2015 | 177,427 | Estimate |
| 2020 | 194,328 | Estimate |
| 2025 | 212,634 | Estimate |
| 2030 | 229,206 | Projection |
| 2035 | 253,621 | Projection |
| 2040 | 272,596 | Projection |
| 2045 | 319,966 | Projection |
| 2050 | 334,367 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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