Census population profiles, 1981 to 2021

Cardiff

Cardiff (W06000015) is a local authority district in Wales. The district's population of 362,400 at the time of the 2021 census made it the 21st largest in England and Wales. Cardiff saw a population increase of 4.7% from 2011.


Demographic data for Cardiff

Population

362,400
people in 2021
21st largest of 331 districts in England and Wales

10 year change

+4.7%
more people than 2011
203rd largest increase of 331 districts in England and Wales

Change since 1981

  • Cardiff
  • England and Wales
+32%
1981
2021

Density

2,572
people per square km
73rd densest of 331 districts in England and Wales

Age profile

  • Cardiff
  • England and Wales
0 years
85+

Sex

  • Cardiff
  • England and Wales
Female 51%51%
Male 49%49%

Explore related areas

Areas in Cardiff

No areas available within Cardiff