The Urban World
K
Cities by country
Data & methods
The Urban World
K
197519851995200520152025

Swansea

United Kingdom

Urban centre 1975–2100

Explore the population, density, built-up land and growth of Swansea’s urban footprint, as defined by GHSL, from 1975 to 2100 (projected after 2025).

Figures for 2025

Population
134,376
Density
2,953 people/km²
20% of the boundary built; 14,848 people per built km²
Area
46 km²

GHS-WUP R2025A on the H3 grid. The interactive charts show the selected year once loaded.

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