Birjand — UN urban centre
Birjand: 161,885 people. Reference: 2025 annual estimate · World rank #3,737 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 7179; territory: Iran (IRN). 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: 32.8666, 59.2181. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1980 | 60,617 | Estimate |
| 1985 | 73,531 | Estimate |
| 1990 | 87,574 | Estimate |
| 1995 | 95,629 | Estimate |
| 2000 | 105,420 | Estimate |
| 2005 | 114,978 | Estimate |
| 2010 | 129,570 | Estimate |
| 2015 | 152,945 | Estimate |
| 2020 | 158,107 | Estimate |
| 2025 | 161,885 | Estimate |
| 2030 | 164,329 | Projection |
| 2035 | 166,938 | Projection |
| 2040 | 167,468 | Projection |
| 2045 | 168,079 | Projection |
| 2050 | 167,700 | 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.