Grays — UN urban centre
Grays: 106,493 people. Reference: 2025 annual estimate · World rank #5,798 of 12,138 source urban centres. Source: UN DESA, World Urbanization Prospects 2025 (CC BY 3.0 IGO). Source identifier: 6293; 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: 51.4888, 0.32. National context uses World Bank estimates, a separate series and geography; no national share is inferred here.
UN population series
| Year | People | Method |
|---|---|---|
| 1985 | 62,999 | Estimate |
| 1990 | 64,457 | Estimate |
| 1995 | 65,685 | Estimate |
| 2000 | 67,392 | Estimate |
| 2005 | 70,034 | Estimate |
| 2010 | 94,062 | Estimate |
| 2015 | 98,433 | Estimate |
| 2020 | 100,332 | Estimate |
| 2025 | 106,493 | Estimate |
| 2030 | 110,478 | Projection |
| 2035 | 113,500 | Projection |
| 2040 | 119,882 | Projection |
| 2045 | 124,699 | Projection |
| 2050 | 129,159 | Projection |
Largest UN urban centres · Fastest-growing urban centres
What changed during your lifetime?
Turn these figures into a private, five-scene personal world story.
Use this source record with the right definition
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.