Postcode district
EPC ratings in LL55
LL55 in Gwynedd has 6,789 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. The area is predominantly house (76%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
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 76%) 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
7507 occurrences · Code M
- 2
Solar water heating
6868 occurrences · Code L
- 3
Low energy lighting for all fixed outlets
4228 occurrences · Code H
- 4
Floor insulation (solid floor)
3743 occurrences · Code E
- 5
Internal or external wall insulation
3366 occurrences · Code C
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