Postcode sector
EPC ratings in LL57 4
1,635 properties in LL57 4 have EPC certificates, with an average rating of D—matching the LL57 average. 73% of homes here are rated D-G, indicating significant potential for energy improvements. This sector is part of LL57 in Gwynedd. Enter your postcode below to see your property's full EPC report and improvement recommendations.
EPC distribution
Percentage of properties in each EPC band across LL57 4.
Most properties in LL57 4 could benefit from energy efficiency improvements. Common upgrades in LL57 include insulation, heating system upgrades, and double glazing.
Recent EPCs
Anonymised sample of recent certificates for this sector.
| Address | Type | Rating | Date | View |
|---|---|---|---|---|
Bro Infryn Bungalow•1 months ago | Bungalow | C | 1 months ago | View report |
Penrhiw Bungalow•1 months ago | Bungalow | E | 1 months ago | View report |
Bro Infryn Bungalow•1 months ago | Bungalow | B | 1 months ago | View report |
Bro Infryn Bungalow•1 months ago | Bungalow | C | 1 months ago | View report |
Maes Ogwen House•1 months ago | House | D | 1 months ago | View report |
Caernarfon Road Flat•1 months ago | Flat | D | 1 months ago | View report |
Valwyn House•1 months ago | House | G | 1 months ago | View report |
Henardd House•1 months ago | House | B | 1 months ago | View report |
Llety House•1 months ago | House | F | 1 months ago | View report |
Tynlon House•1 months ago | House | E | 1 months ago | View report |
Common improvements in LL57
These upgrades are frequently recommended for properties in this area.
- 1
Solar photovoltaic panels, 2.5 kWp
7883 occurrences · Code 34
- 2
Solar water heating
7099 occurrences · Code 19
- 3
Internal or external wall insulation
3809 occurrences · Code 7
- 4
Low energy lighting for all fixed outlets
3786 occurrences · Code 35
- 5
Floor insulation (solid floor)
3297 occurrences · Code 58
Frequently asked questions about LL57 4
The average EPC rating in LL57 4 is band D. This is based on 1,635 properties with EPC certificates in this postcode sector, located in Gwynedd.
73% of properties in LL57 4 are rated D-G and could benefit from energy efficiency improvements. 27% are already rated A-C, indicating good energy performance.
Common EPC improvements recommended in the LL57 area include loft insulation, cavity wall insulation, upgrading to a more efficient boiler, installing double glazing, and switching to LED lighting. The specific recommendations vary based on each property's current features.
Other sectors in LL57
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