Grimsby — UN urban centre
Grimsby: 128,440 people. Reference: 2025 annual estimate · World rank #4,757 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 6185; 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: 53.5571, -0.0782. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1975 | 127,659 | Estimate |
| 1980 | 125,688 | Estimate |
| 1985 | 125,178 | Estimate |
| 1990 | 125,342 | Estimate |
| 1995 | 124,700 | Estimate |
| 2000 | 123,763 | Estimate |
| 2005 | 123,962 | Estimate |
| 2010 | 124,458 | Estimate |
| 2015 | 124,711 | Estimate |
| 2020 | 126,193 | Estimate |
| 2025 | 128,440 | Estimate |
| 2030 | 130,025 | Projection |
| 2035 | 131,045 | Projection |
| 2040 | 131,612 | Projection |
| 2045 | 132,142 | Projection |
| 2050 | 132,269 | Projection |
Largest UN urban centres · Fastest-growing urban centres
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This page is a structured reference entry. Its sources, geographic definition and reference dates determine what the figures mean; it is not independent reporting about the causes of change. Read the accompanying explanation before comparing different places or vintages.