Changji/Sanji — UN urban centre
Changji/Sanji: 381,391 people. Reference: 2025 annual estimate · World rank #1,490 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 2433; 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: 44.0068, 87.3073. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 98,716 | Estimate |
| 1980 | 132,286 | Estimate |
| 1985 | 156,617 | Estimate |
| 1990 | 194,901 | Estimate |
| 1995 | 246,779 | Estimate |
| 2000 | 303,618 | Estimate |
| 2005 | 321,221 | Estimate |
| 2010 | 360,030 | Estimate |
| 2015 | 369,362 | Estimate |
| 2020 | 370,162 | Estimate |
| 2025 | 381,391 | Estimate |
| 2030 | 395,632 | Projection |
| 2035 | 401,094 | Projection |
| 2040 | 410,773 | Projection |
| 2045 | 416,657 | Projection |
| 2050 | 418,271 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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