Sanhe — UN urban centre
Sanhe: 282,844 people. Reference: 2025 annual estimate · World rank #2,055 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 9226; 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: 39.9912, 117.0629. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 2000 | 80,688 | Estimate |
| 2005 | 90,313 | Estimate |
| 2010 | 96,061 | Estimate |
| 2015 | 137,451 | Estimate |
| 2020 | 259,292 | Estimate |
| 2025 | 282,844 | Estimate |
| 2030 | 293,843 | Projection |
| 2035 | 314,119 | Projection |
| 2040 | 321,832 | Projection |
| 2045 | 322,925 | Projection |
| 2050 | 321,762 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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