Local authority
EPC ratings in Vale of Glamorgan
Explore EPC ratings for properties in Vale of Glamorgan. 44,929 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 Vale of Glamorgan is solar photovoltaic panels, 2.5 kwp, followed by solar water heating.
On average, 51% of EPC-rated homes in Vale of Glamorgan are band A-C and 49% are band D-G, broadly in line with the England & Wales average.
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Percentage of properties in each EPC band across Vale of Glamorgan.
Common improvements in Vale of Glamorgan
Top recommended actions across districts in this authority.
- 1
Solar photovoltaic panels, 2.5 kWp
40716 occurrences
- 2
Solar water heating
34886 occurrences
- 3
Low energy lighting for all fixed outlets
27421 occurrences
- 4
Floor insulation (solid floor)
18021 occurrences
- 5
Replace boiler with new condensing boiler
7211 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 Vale of Glamorgan.
Summary
In Vale of Glamorgan, 50.5% of homes with an EPC are rated band C or above, based on the latest certificate for 44,929 homes on the official register (statistics updated June 2026). That is 2.8 percentage points above the England and Wales figure of 47.7%.
Citation
EPC Advisor (2026). EPC ratings in Vale of Glamorgan. Statistics updated June 2026. Analysis of the MHCLG Get Energy Performance Data register (Open Government Licence v3.0). https://epcadvisor.co.uk/browse/vale-of-glamorgan
- Band C or above:
- a current rating of A, B or C.
- Homes counted:
- 44,929
- 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