Postcode district
EPC ratings in LL55
LL55 in Gwynedd has 6,602 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 LL55.
Property type mix
Distribution of property types (houses, flats, bungalows) within LL55.
In LL55, the most common EPC-rated properties are house (around 77%) and bungalow (around 11%). 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
7245 occurrences · Code 34
- 2
Solar water heating
6705 occurrences · Code 19
- 3
Low energy lighting for all fixed outlets
4182 occurrences · Code 35
- 4
Floor insulation (solid floor)
3450 occurrences · Code 58
- 5
Internal or external wall insulation
3366 occurrences · Code 7
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