Electoral wardW05001274
Cathays ward, Cardiff
Cathays is one of 28 electoral wards of City of Cardiff Council (Wales). At the 2021 Census it had 21,821 residents in 6,170 households — 6,510 people per km², the 1st largest of the council's wards by population. It lies in the Cardiff South and Penarth constituency.
Residents, 202121,821council ward average 12,940
Households6,1703.54 residents per household
Density6,510/ km²about 3.35 km² · Cardiff 2,571
Aged 65+3.4%Cardiff: 14.5% · under 16: 4.3%
Census 2021
Age of residents
0–41.6% · 352
5–91.3% · 289
10–151.3% · 287
16–1914.7% · 3,211
20–2453.0% · 11,575
25–3414.3% · 3,131
35–496.5% · 1,427
50–643.7% · 813
65–741.8% · 398
75–840.9% · 202
85+0.6% · 137
Car or van availability
Share of households.
No car or van41.1% · 2,535
1 car or van32.2% · 1,984
2 cars or vans15.7% · 970
3 or more11.0% · 681
Census 2021
Housing tenure
Share of households; Cardiff overall: 58.0% owned, 17.2% social rented, 24.3% private rented.
Owned outright11.4% · 704
With mortgage9.9% · 608
Shared ownership0.4% · 23
Social rented6.4% · 395
Private rented71.8% · 4,429
Lives rent free0.2% · 10
Type of home
Detached house2.5% · 153
Semi-detached house5.5% · 342
Terraced house47.8% · 2,948
Purpose-built flat27.7% · 1,707
Converted house12.3% · 759
Other conversion1.6% · 96
Above shop / office2.6% · 163
Caravan, mobile0.1% · 5
Electoral geography
Ward facts
- Ward code (GSS)
W05001274- Council
- City of Cardiff Council
- Constituency
- Cardiff South and Penarth
- Nation
- Wales
- Density rank in council
- 4 of 28
Communities in the ward
CastleCathays
Census 2021: Office for National Statistics via Nomis (TS001, TS006, TS007B, TS041, TS044, TS045, TS054) · ward lookups: ONS Open Geography Portal · Open Government Licence v3.0Census figures for this ward as published on 2022 ward boundaries, which still apply.