Postcode district
EPC ratings in LL42
LL42 in Gwynedd has 975 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 LL42.
Property type mix
Distribution of property types (houses, flats, bungalows) within LL42.
In LL42, the most common EPC-rated properties are house (around 47%) and flat (around 38%). 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
Internal or external wall insulation
681 occurrences · Code 7
- 2
Solar photovoltaic panels, 2.5 kWp
621 occurrences · Code 34
- 3
Low energy lighting for all fixed outlets
535 occurrences · Code 35
- 4
Solar water heating
453 occurrences · Code 19
- 5
Floor insulation (solid floor)
325 occurrences · Code 58
Sector breakdown
1 postcode sectors in LL42.
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