Nong Khai — UN urban centre
Nong Khai: 50,265 people. Reference: 2025 annual estimate · World rank #12,093 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 3316; 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: 17.8756, 102.747. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 2000 | 73,066 | Estimate |
| 2005 | 69,986 | Estimate |
| 2010 | 62,340 | Estimate |
| 2015 | 56,561 | Estimate |
| 2020 | 51,447 | Estimate |
| 2025 | 50,265 | Estimate |
Largest UN urban centres · Fastest-growing urban centres
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