Jiashan — UN urban centre
Jiashan: 405,454 people. Reference: 2025 annual estimate · World rank #1,395 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 11778; 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: 30.8505, 120.9242. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 128,167 | Estimate |
| 1980 | 138,443 | Estimate |
| 1985 | 162,619 | Estimate |
| 1990 | 183,315 | Estimate |
| 1995 | 206,448 | Estimate |
| 2000 | 210,146 | Estimate |
| 2005 | 246,287 | Estimate |
| 2010 | 307,179 | Estimate |
| 2015 | 349,571 | Estimate |
| 2020 | 360,301 | Estimate |
| 2025 | 405,454 | Estimate |
| 2030 | 442,609 | Projection |
| 2035 | 464,974 | Projection |
| 2040 | 534,377 | Projection |
| 2045 | 548,200 | Projection |
| 2050 | 560,556 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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