Port Harcourt — UN urban centre
Port Harcourt: 2,341,445 people. Reference: 2025 annual estimate · World rank #211 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 7434; 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: 4.8119, 7.0155. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 278,374 | Estimate |
| 1980 | 390,636 | Estimate |
| 1985 | 499,840 | Estimate |
| 1990 | 568,090 | Estimate |
| 1995 | 684,398 | Estimate |
| 2000 | 794,537 | Estimate |
| 2005 | 896,198 | Estimate |
| 2010 | 1,188,675 | Estimate |
| 2015 | 1,694,021 | Estimate |
| 2020 | 2,162,791 | Estimate |
| 2025 | 2,341,445 | Estimate |
| 2030 | 2,543,408 | Projection |
| 2035 | 2,715,832 | Projection |
| 2040 | 2,880,975 | Projection |
| 2045 | 3,030,886 | Projection |
| 2050 | 3,172,749 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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