Postcode district
EPC ratings in LL54
LL54 in Gwynedd has 3,498 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 (77%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
EPC distribution
Percentage of properties in each EPC band across LL54.
Property type mix
Distribution of property types (houses, flats, bungalows) within LL54.
In LL54, the most common EPC-rated properties are house (around 77%) and bungalow (around 20%). 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
4228 occurrences · Code M
- 2
Solar water heating
4140 occurrences · Code L
- 3
Internal or external wall insulation
2364 occurrences · Code C
- 4
Low energy lighting for all fixed outlets
2129 occurrences · Code H
- 5
Floor insulation (solid floor)
2118 occurrences · Code E
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