Constantine — UN urban centre
Constantine: 519,932 people. Reference: 2025 annual estimate · World rank #1,063 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 5363; territory: Algeria (DZA). 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: 36.3607, 6.6188. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 320,534 | Estimate |
| 1980 | 369,424 | Estimate |
| 1985 | 414,757 | Estimate |
| 1990 | 469,530 | Estimate |
| 1995 | 478,007 | Estimate |
| 2000 | 476,648 | Estimate |
| 2005 | 509,949 | Estimate |
| 2010 | 507,541 | Estimate |
| 2015 | 498,349 | Estimate |
| 2020 | 494,476 | Estimate |
| 2025 | 519,932 | Estimate |
| 2030 | 540,701 | Projection |
| 2035 | 555,182 | Projection |
| 2040 | 569,669 | Projection |
| 2045 | 582,380 | Projection |
| 2050 | 593,941 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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