Wales
Conwy
68.2% of homes are below EPC C
Based on analysis of 62,193 EPC certificates
12.9% worse than the national average of 55.3%
68.2%
Below EPC C
42,399 properties
62,193
Properties analysed
EPC certificates
£322.6M
Estimated upgrade cost
to bring all to EPC C
22 / 346
National rank
Worse half nationally
Compared to the national average
Conwy has 68.2% of homes below EPC C. This is 12.9 percentage points worse than the national average of 55.3% for England and Wales. It ranks 22 out of 346 local authorities, where rank 1 is the worst performing.
EPC Rating Distribution
A0.5%315
B6.9%4,274
C24.4%15,205
D39.2%24,357
E18.7%11,608
F6.9%4,305
G3.4%2,129
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 | 33,434 | 72.7% |
| Flat | 16,000 | 47.8% |
| Bungalow | 11,807 | 82.8% |
| Maisonette | 943 | 69.1% |
| Park home | 9 | 100.0% |
Construction Age Breakdown
| Age Band | Total | Below C |
|---|---|---|
| before 1900 | 10,026 | 89.5% |
| 1900-1929 | 10,638 | 85.0% |
| 1930-1949 | 7,071 | 85.2% |
| 1950-1966 | 7,545 | 74.5% |
| 1967-1975 | 7,155 | 76.6% |
| 1976-1982 | 3,792 | 60.4% |
| 1983-1990 | 4,066 | 52.7% |
| 1991-1995 | 2,779 | 44.3% |
| 1996-2002 | 2,462 | 37.6% |
| 2003-2006 | 1,330 | 16.3% |
| 2007-2011 | 482 | 8.3% |
| 2012-2021 | 42 | 9.5% |
Tenure Breakdown
| Tenure | Total | Below C |
|---|---|---|
| Owner-occupied | 36,795 | 77.9% |
| Private rental | 12,450 | 72.8% |
| Social rental | 9,130 | 44.0% |
Additional Statistics
£906/yr
Avg heating cost
92 m2
Avg floor area
4.7 t/yr
Avg CO2 emissions
16.7%
Solid wall (uninsulated)
21.3%
No mains gas
For Editors
Pre-written quote
“Conwy has 68.2% of its housing stock below the proposed 2030 EPC minimum standard, with an estimated upgrade cost of £322.6M. This places it 22 out of 346 local authorities in England and Wales.”
EPCGuide Research Team
Shareable Summary
EPCGuide Research
Conwy
68.2%below EPC C
62,193 properties analysed
£322.6M estimated upgrade cost
Rank 22 of 346 local authorities
epcguide.co.uk/research/areas/conwy