Local authority
EPC ratings in Denbighshire
Explore EPC ratings for properties in Denbighshire. 32,852 properties have been assessed, with an average rating of D. Browse districts below to see local energy efficiency trends, or search for a specific address to view detailed EPC data. The most common improvement recommended across Denbighshire is solar photovoltaic panels, 2.5 kwp, followed by solar water heating.
On average, 34% of EPC-rated homes in Denbighshire are band A-C and 66% are band D-G, broadly below the England & Wales average.
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Percentage of properties in each EPC band across Denbighshire.
District breakdown
7 districts in this authority.
LL15
Properties: 3,547
Band A-C
35%
Band D-G
65%
LL16
Properties: 4,684
Band A-C
35%
Band D-G
65%
LL17
Properties: 1,872
Band A-C
40%
Band D-G
60%
LL18
Properties: 12,521
Band A-C
34%
Band D-G
66%
LL19
Properties: 6,475
Band A-C
33%
Band D-G
67%
LL20
Properties: 1,531
Band A-C
38%
Band D-G
62%
LL21
Properties: 1,465
Band A-C
24%
Band D-G
76%
Common improvements in Denbighshire
Top recommended actions across districts in this authority.
- 1
Solar photovoltaic panels, 2.5 kWp
40173 occurrences
- 2
Solar water heating
36145 occurrences
- 3
Low energy lighting for all fixed outlets
25187 occurrences
- 4
Floor insulation (solid floor)
18043 occurrences
- 5
Internal or external wall insulation
12486 occurrences
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Use these statistics
Free to reuse with a link to this page. Figures cover homes with an EPC on the official register, counted by their latest certificate. Homes that have never had an EPC are not included, so the figures describe certified homes, not every home in Denbighshire.
Summary
In Denbighshire, 33.9% of homes with an EPC are rated band C or above, based on the latest certificate for 32,852 homes on the official register (statistics updated June 2026). That is 13.8 percentage points below the England and Wales figure of 47.7%.
Citation
EPC Advisor (2026). EPC ratings in Denbighshire. Statistics updated June 2026. Analysis of the MHCLG Get Energy Performance Data register (Open Government Licence v3.0). https://epcadvisor.co.uk/browse/denbighshire
- Band C or above:
- a current rating of A, B or C.
- Homes counted:
- 32,852
- Statistics updated:
- June 2026
- Source:
- The MHCLG Get Energy Performance Data register, published under the Open Government Licence v3.0. How we calculate these figures · All EPC data downloads