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How the population has changed in Swansea

Demographic trends in Swansea and other local authorities within the UK from 2002 to 2020
Last updated:

Swansea's demographics, 2020:

Total population 246,563 people

The total population in Swansea fell compared with 2019.

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Population density 653 people per sq km

The population density in Swansea is higher than the United Kingdom as a whole.

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Median age 40 years

The average age in Swansea is younger than the United Kingdom as a whole.

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Warning:

This is a demo article. The numbers are based on official ONS mid-year population estimates, but may not be presented accurately.

Total population in Swansea

In 2020, Swansea was the second largest local authority in Wales, with a total population of 246,563. A decrease compared with 2019.

Population of local authorities in Wales

Number of usual residents, 2002-2020
Source: Office for National Statistics

Population density in Swansea

In 2020, the population density in Swansea was 653 people per square kilometre, which was more than Wales (153), and more than the United Kingdom as a whole (276).

Densest local authorities in Wales

Population density in people per sq km, 2020
Source: Office for National Statistics

Median age in Swansea

In 2020, the median age in Swansea was 40 years, which was younger than Wales (42 years), and younger than the United Kingdom as a whole (41 years).

Oldest local authorities in Wales

Median age in years, 2020
Source: Office for National Statistics

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