Chengcheng — UN urban centre
Chengcheng: 104,304 people. Reference: 2025 annual estimate · World rank #5,927 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 8585; 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: 35.1804, 109.935. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 94,548 | Estimate |
| 1980 | 104,942 | Estimate |
| 1985 | 110,238 | Estimate |
| 1990 | 116,364 | Estimate |
| 1995 | 112,407 | Estimate |
| 2000 | 108,110 | Estimate |
| 2005 | 106,886 | Estimate |
| 2010 | 107,065 | Estimate |
| 2015 | 106,205 | Estimate |
| 2020 | 105,262 | Estimate |
| 2025 | 104,304 | Estimate |
| 2030 | 102,763 | Projection |
| 2035 | 101,193 | Projection |
| 2040 | 99,189 | Projection |
| 2045 | 97,253 | Projection |
| 2050 | 94,637 | Projection |
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