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Cardiff

Unitary District in Wales / Cymru

Unitary District

The population development of Cardiff.

NameStatusPopulation
Census
2001-04-29
Population
Census
2011-03-27
Population
Census
2021-03-21
 
CardiffUnitary District305,353346,090362,310
Wales (Cymru)Constituent Country2,903,0853,063,4563,107,494

Contents: Settlements

The population development of the settlements in Cardiff.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, country of birth, ethnic group, religion).

Name StatusCounty / DistrictPopulation
Census
2001-04-29
Population
Census
2011-03-27
Population
Census
2021-03-21
 
CardiffBuilt-up AreaCardiff295,567333,847348,546
CreigiauBuilt-up AreaCardiff2,5342,3802,304
PentyrchBuilt-up AreaCardiff2,4112,2872,373
TongwynlaisBuilt-up AreaCardiff1,9461,8711,845

Source: UK Office for National Statistics (web).

Explanation: All population figures and depicted boundaries are based on output areas officially assigned to the 2022 built-up areas. Output areas often include some unbuilt parts. However, tabulated area figures refer to (typically smaller) actual built-up areas in order to present a more realistic population density. Some of the older population figures are approximate values.