Chelmsford — UN urban centre
Chelmsford: 110,371 people. Reference: 2025 annual estimate · World rank #5,594 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 6347; territory: United Kingdom (GBR). 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: 51.7348, 0.4781. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 83,034 | Estimate |
| 1980 | 85,932 | Estimate |
| 1985 | 87,370 | Estimate |
| 1990 | 89,223 | Estimate |
| 1995 | 92,093 | Estimate |
| 2000 | 93,782 | Estimate |
| 2005 | 96,238 | Estimate |
| 2010 | 99,922 | Estimate |
| 2015 | 103,589 | Estimate |
| 2020 | 105,451 | Estimate |
| 2025 | 110,371 | Estimate |
| 2030 | 116,085 | Projection |
| 2035 | 121,096 | Projection |
| 2040 | 124,204 | Projection |
| 2045 | 126,808 | Projection |
| 2050 | 129,025 | Projection |
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