Tongbai — UN urban centre
Tongbai: 85,891 people. Reference: 2025 annual estimate · World rank #7,243 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 9964; 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: 32.3753, 113.4053. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 75,979 | Estimate |
| 1980 | 79,854 | Estimate |
| 1985 | 82,589 | Estimate |
| 1990 | 84,211 | Estimate |
| 1995 | 85,311 | Estimate |
| 2000 | 81,362 | Estimate |
| 2005 | 82,350 | Estimate |
| 2010 | 90,011 | Estimate |
| 2015 | 91,241 | Estimate |
| 2020 | 86,915 | Estimate |
| 2025 | 85,891 | Estimate |
| 2030 | 84,386 | Projection |
| 2035 | 82,821 | Projection |
| 2040 | 80,900 | Projection |
| 2045 | 79,095 | Projection |
| 2050 | 75,381 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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