Local authority
EPC ratings in Cardiff
Explore EPC ratings for properties in Cardiff. 120,884 properties have been assessed, with an average rating of C. Browse districts below to see local energy efficiency trends, or search for a specific address to view detailed EPC data.
On average, 51% of EPC-rated homes in Cardiff are band A-C and 49% are band D-G, broadly in line with the England & Wales average.
EPC distribution
Percentage of properties in each EPC band across Cardiff.
District breakdown
9 districts in this authority.
CF1
Properties: 3
Band A-C
33%
Band D-G
67%
CF10
Properties: 10,309
Band A-C
83%
Band D-G
17%
CF11
Properties: 14,810
Band A-C
53%
Band D-G
47%
CF14
Properties: 22,601
Band A-C
43%
Band D-G
57%
CF15
Properties: 4,205
Band A-C
54%
Band D-G
46%
CF23
Properties: 13,371
Band A-C
49%
Band D-G
51%
CF24
Properties: 20,910
Band A-C
40%
Band D-G
60%
CF3
Properties: 13,771
Band A-C
61%
Band D-G
39%
CF5
Properties: 20,888
Band A-C
49%
Band D-G
51%
Common improvements in Cardiff
Top recommended actions across districts in this authority.
- 1
Solar photovoltaic panels, 2.5 kWp
104988 occurrences · Code 34
- 2
Solar water heating
91114 occurrences · Code 19
- 3
Low energy lighting for all fixed outlets
79328 occurrences · Code 35
- 4
Floor insulation (solid floor)
41249 occurrences · Code 58
- 5
Internal or external wall insulation
26498 occurrences · Code 7
Check a property in this area
Enter your postcode to view a specific EPC report within Cardiff.