Ain Defla — UN urban centre
Ain Defla: 82,734 people. Reference: 2025 annual estimate · World rank #7,522 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 2810; 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: 36.2558, 1.9561. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 2005 | 53,626 | Estimate |
| 2010 | 61,226 | Estimate |
| 2015 | 69,347 | Estimate |
| 2020 | 77,245 | Estimate |
| 2025 | 82,734 | Estimate |
| 2030 | 87,048 | Projection |
| 2035 | 90,715 | Projection |
| 2040 | 99,382 | Projection |
| 2045 | 103,334 | Projection |
| 2050 | 108,596 | Projection |
Largest UN urban centres · Fastest-growing urban centres
What changed during your lifetime?
Turn these figures into a private, five-scene personal world story.
Use this source record with the right definition
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.