Postcode district
EPC ratings in LL48
LL48 in Gwynedd has 799 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 (80%). The most frequently recommended improvement is solar water heating.
EPC distribution
Percentage of properties in each EPC band across LL48.
Property type mix
Distribution of property types (houses, flats, bungalows) within LL48.
In LL48, the most common EPC-rated properties are house (around 80%) 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 water heating
837 occurrences · Code L
- 2
Solar photovoltaic panels, 2.5 kWp
826 occurrences · Code M
- 3
Floor insulation (solid floor)
487 occurrences · Code E
- 4
Internal or external wall insulation
466 occurrences · Code C
- 5
Low energy lighting for all fixed outlets
429 occurrences · Code H
Sector breakdown
1 postcode sectors in LL48.
Check a specific property
Enter your postcode to view an EPC report
Pick your address to see live EPC data and improvement recommendations.
Partner Booking
Book an EPC assessment in LL48
Book an accredited EPC assessment, Gas Safety certificate or EICR with EPC UK — qualified assessors covering your area.