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Cardiff

Principal area in Wales

Cardiff
Principal Area
Population
359,824
Area
141 km²
Admin Centre
Cardiff
Population Density
2,552 per km²
CountryWales
TypePrincipal area
Admin CentreCardiff
Population359,824
Area141 km²
Density2,552/km²

About Cardiff

Cardiff is a principal area in Wales, United Kingdom. The administrative centre is Cardiff. According to the 2021 Census, Cardiff has a population of 359,824 and covers an area of 141 km², giving it a population density of 2,552 people per square kilometre.

Cardiff is one of 22 principal areas in Wales, established in 1996 as part of local government reorganisation. Each principal area is governed by a single-tier unitary authority responsible for all local government services.

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Frequently Asked Questions

Where is Cardiff?

Cardiff is in Wales, United Kingdom.

What is the administrative centre of Cardiff?

The administrative centre of Cardiff is Cardiff.

What is the population of Cardiff?

Cardiff has a population of 359,824 according to the 2021 Census.

How big is Cardiff?

Cardiff covers an area of 141 km² (54 square miles).

What type of county is Cardiff?

Cardiff is a principal area. Principal areas are the 22 unitary authorities in Wales, established in 1996, each combining county and district functions.