Postcode district
EPC ratings in LL23
LL23 in Gwynedd has 1,205 properties with EPC certificates. The average rating is D, matching the Gwynedd average. Browse sectors below or search for a specific address to view detailed property data.
EPC distribution
Percentage of properties in each EPC band across LL23.
Property type mix
Distribution of property types (houses, flats, bungalows) within LL23.
In LL23, the most common EPC-rated properties are house (around 71%) and bungalow (around 15%). This mix shapes how easy it is for local homes to improve their EPC ratings.
Top recommendations
Improvements most often recommended in this district.
- 1
Solar photovoltaic panels, 2.5 kWp
1220 occurrences · Code 34
- 2
Solar water heating
1146 occurrences · Code 19
- 3
Low energy lighting for all fixed outlets
754 occurrences · Code 35
- 4
Floor insulation (solid floor)
657 occurrences · Code 58
- 5
Internal or external wall insulation
621 occurrences · Code 7
Sector breakdown
1 postcode sectors in LL23.
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