EPC Ratings in Cardiff South and Penarth
Parliamentary Constituency — 17,757 Energy Performance Certificates on record
18K
Certificates
17K
Properties
C (73)
Average Rating
£819
Avg Energy Cost/yr
EPC Rating
A92+
2.9%B81–91
20.5%C69–80
47.5%73
D55–68
24.9%E39–54
3.7%F21–38
0.4%G1–20
0.2%Cardiff South and Penarth is 4.5 points better than the national average (D, 68.5/100).
73
Cardiff South and Penarth
68.5
National average
83
Potential
Rating Distribution
A
5072.9%
B3,634
20.5%
C8,440
47.5%
D4,413
24.9%
E
6533.7%
F
770.4%
G
330.2%
Average Annual Energy Costs
| Cost Type | Cardiff South and Penarth | National Avg | Difference |
|---|---|---|---|
| Heating | £543/yr | £782/yr | ▼ £239 |
| Hot water | £184/yr | £184/yr | — |
| Lighting | £92/yr | £95/yr | ▼ £3 |
| Total | £819/yr | £1,061/yr | ▼ £242 |
Property Types
House
8,57748.3%
Flat
8,34847.0%
Bungalow
5503.1%
Maisonette
2721.5%
Park home
100.1%
Main Heating Fuel
Mains gas
11,75869.6%
Electric
5,07930.0%
Other
290.2%
LPG
260.2%
Oil
120.1%
CO₂ Emissions
2.5 tonnes/yr
Current average
1.4 tonnes/yr
Potential
Average floor area: 76 m²
Construction Age
Pre-1900
881
1900–1929
2,241
1930–1949
1,000
1950–1966
1,931
1967–1975
1,016
1976–1982
591
1983–1990
991
1991–1995
1,119
1996–2002
1,689
2003–2006
1,892
2007–2011
790
2012+
3,307
Efficiency Trend Over Time
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Cardiff South and Penarth has 17,757 Energy Performance Certificates on record, covering 17,315 properties. The average EPC rating is C with an efficiency score of 73 out of 100. Annual energy costs average £819, comprising £543 for heating, £184 for hot water and £92 for lighting. Average CO₂ emissions are 2.5 tonnes per year.