Chiang Mai — UN urban centre
Chiang Mai: 626,629 people. Reference: 2025 annual estimate · World rank #864 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 160; territory: Thailand (THA). 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: 18.7811, 98.9976. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1990 | 88,465 | Estimate |
| 1995 | 152,749 | Estimate |
| 2000 | 287,557 | Estimate |
| 2005 | 423,423 | Estimate |
| 2010 | 438,840 | Estimate |
| 2015 | 518,050 | Estimate |
| 2020 | 629,627 | Estimate |
| 2025 | 626,629 | Estimate |
| 2030 | 620,278 | Projection |
| 2035 | 615,593 | Projection |
| 2040 | 608,013 | Projection |
| 2045 | 590,950 | Projection |
| 2050 | 574,130 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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