Wales
Swansea
60% of homes are below EPC C
Based on analysis of 109,408 EPC certificates
4.7% worse than the national average of 55.3%
60%
Below EPC C
65,664 properties
109,408
Properties analysed
EPC certificates
£459.8M
Estimated upgrade cost
to bring all to EPC C
96 / 346
National rank
Worse half nationally
Compared to the national average
Swansea has 60% of homes below EPC C. This is 4.7 percentage points worse than the national average of 55.3% for England and Wales. It ranks 96 out of 346 local authorities, where rank 1 is the worst performing.
EPC Rating Distribution
A0.6%669
B8.6%9,369
C30.8%33,706
D38.2%41,838
E16.6%18,168
F4.0%4,428
G1.1%1,230
Ratings D, E, F, and G are below the proposed 2030 minimum standard of EPC C.
Property Type Breakdown
| Property Type | Total | Below C |
|---|---|---|
| House | 74,500 | 67.4% |
| Flat | 25,284 | 34.4% |
| Bungalow | 7,755 | 76.0% |
| Maisonette | 1,845 | 46.1% |
| Park home | 24 | 100.0% |
Construction Age Breakdown
| Age Band | Total | Below C |
|---|---|---|
| before 1900 | 10,948 | 88.9% |
| 1900-1929 | 21,444 | 83.4% |
| 1930-1949 | 11,469 | 76.7% |
| 1950-1966 | 17,352 | 68.2% |
| 1967-1975 | 10,518 | 74.5% |
| 1976-1982 | 5,641 | 49.4% |
| 1983-1990 | 6,307 | 39.2% |
| 1991-1995 | 3,952 | 37.7% |
| 1996-2002 | 4,577 | 30.0% |
| 2003-2006 | 3,610 | 9.4% |
| 2007-2011 | 1,290 | 5.6% |
| 2012-2021 | 113 | 16.8% |
| 2022 onwards | 2 | 100.0% |
Tenure Breakdown
| Tenure | Total | Below C |
|---|---|---|
| Owner-occupied | 54,964 | 74.1% |
| Private rental | 22,942 | 61.3% |
| Social rental | 21,774 | 41.9% |
Additional Statistics
£711/yr
Avg heating cost
88 m2
Avg floor area
3.9 t/yr
Avg CO2 emissions
4.4%
Solid wall (uninsulated)
10.1%
No mains gas
For Editors
Pre-written quote
“Swansea has 60% of its housing stock below the proposed 2030 EPC minimum standard, with an estimated upgrade cost of £459.8M. This places it 96 out of 346 local authorities in England and Wales.”
EPCGuide Research Team
Shareable Summary
EPCGuide Research
Swansea
60%below EPC C
109,408 properties analysed
£459.8M estimated upgrade cost
Rank 96 of 346 local authorities
epcguide.co.uk/research/areas/swansea