Santai — UN urban centre
Santai: 136,987 people. Reference: 2025 annual estimate · World rank #4,449 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 7404; territory: China (CHN). 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: 31.0941, 105.0883. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 188,221 | Estimate |
| 1980 | 201,394 | Estimate |
| 1985 | 208,456 | Estimate |
| 1990 | 214,762 | Estimate |
| 1995 | 212,086 | Estimate |
| 2000 | 187,740 | Estimate |
| 2005 | 174,001 | Estimate |
| 2010 | 166,623 | Estimate |
| 2015 | 155,565 | Estimate |
| 2020 | 139,864 | Estimate |
| 2025 | 136,987 | Estimate |
| 2030 | 133,343 | Projection |
| 2035 | 128,440 | Projection |
| 2040 | 124,395 | Projection |
| 2045 | 120,535 | Projection |
| 2050 | 114,934 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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