Wales
Denbighshire
69.5% of homes are below EPC C
Based on analysis of 48,923 EPC certificates
14.2% worse than the national average of 55.3%
69.5%
Below EPC C
34,013 properties
48,923
Properties analysed
EPC certificates
£264.1M
Estimated upgrade cost
to bring all to EPC C
15 / 346
National rank
Worse half nationally
Compared to the national average
Denbighshire has 69.5% of homes below EPC C. This is 14.2 percentage points worse than the national average of 55.3% for England and Wales. It ranks 15 out of 346 local authorities, where rank 1 is the worst performing.
EPC Rating Distribution
A1.2%566
B6.7%3,257
C22.7%11,087
D37.7%18,465
E20.3%9,913
F7.9%3,863
G3.6%1,772
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 | 27,442 | 69.9% |
| Bungalow | 12,608 | 81.7% |
| Flat | 8,363 | 50.0% |
| Maisonette | 423 | 63.8% |
| Park home | 87 | 98.9% |
Construction Age Breakdown
| Age Band | Total | Below C |
|---|---|---|
| before 1900 | 6,827 | 91.4% |
| 1900-1929 | 6,556 | 84.9% |
| 1930-1949 | 6,929 | 88.2% |
| 1950-1966 | 7,765 | 76.5% |
| 1967-1975 | 6,037 | 76.0% |
| 1976-1982 | 3,135 | 61.6% |
| 1983-1990 | 2,723 | 58.4% |
| 1991-1995 | 1,658 | 48.9% |
| 1996-2002 | 1,578 | 43.5% |
| 2003-2006 | 1,171 | 18.2% |
| 2007-2011 | 343 | 7.6% |
| 2012-2021 | 60 | 5.0% |
| 2022 onwards | 3 | 0.0% |
Tenure Breakdown
| Tenure | Total | Below C |
|---|---|---|
| Owner-occupied | 28,013 | 79.7% |
| Private rental | 9,534 | 76.9% |
| Social rental | 8,267 | 47.0% |
Additional Statistics
£914/yr
Avg heating cost
93 m2
Avg floor area
4.9 t/yr
Avg CO2 emissions
19.7%
Solid wall (uninsulated)
25.3%
No mains gas
For Editors
Pre-written quote
“Denbighshire has 69.5% of its housing stock below the proposed 2030 EPC minimum standard, with an estimated upgrade cost of £264.1M. This places it 15 out of 346 local authorities in England and Wales.”
EPCGuide Research Team
Shareable Summary
EPCGuide Research
Denbighshire
69.5%below EPC C
48,923 properties analysed
£264.1M estimated upgrade cost
Rank 15 of 346 local authorities
epcguide.co.uk/research/areas/denbighshire