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Population

Statistics on population and households - population estimates, recent trends, small area data, density, population characteristics, household estimates, population and household projections.

The latest official estimate of the population of the City and County of Swansea is the 2021 Census estimate.  Further information about the initial Census results is available at www.swansea.gov.uk/2021census_results.

This page contains information on the annual mid-year estimates of population and will be updated further when the 2021 estimates - the first based on the 2021 Census results - are published.  An equivalent (mid-year) estimate for 2021 will not be published before autumn 2022.

Further information on the mid-2020 population estimates for Swansea, including breakdowns by age and sex, data for other local authorities, Wales and UK, and recent trends (2019-1920), is available in a  briefing note (PDF) [1MB] on this page.  These were the last annual local authority population estimates published by ONS before the 2021 Census results.

More detailed information on population and demography is included in the following pages: 

A broad range of statistics on population and household characteristics are also available via our 2011 Census pages.

If you have further enquiries regarding population statistics in Swansea, please contact us.

Recent Population Trends

Analysis of longer term demographic change in Swansea using the mid-year estimates of population.

Small area annual population estimates

Population estimates for small areas in Swansea are published by the Office for National Statistics (ONS).

Population density

Statistics for Swansea and local geographies.

Population characteristics

Local statistics on population change and characteristics - students in Swansea; Equalities Statistics Review; research estimates (ethnicity, country of birth, nationality).

Household estimates

Annual household estimates for local authorities in Wales are produced by the Welsh Government.

Population and Household Projections

Population and Household Projections for Swansea (Welsh Government, 2018-based).
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