What is the average EPC rating in LL57 4?

The average EPC rating in LL57 4 is band D. This is based on 1,661 properties with EPC certificates in this postcode sector, located in Gwynedd.

How many properties in LL57 4 need energy improvements?

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.

What EPC improvements are commonly recommended in LL57?

The most frequently recommended improvements in LL57 are solar photovoltaic panels, 2.5 kwp (8,131 properties), solar water heating (7,125 properties), and low energy lighting for all fixed outlets (3,817 properties). The specific recommendations vary based on each property's current features.

Postcode sector

EPC ratings in LL57 4

1,661 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.

Average band

Total properties

1,661

Band A-C

27%

Higher efficiency homes

Band D-G

73%

Homes needing improvement

EPC distribution

Percentage of properties in each EPC band across LL57 4.

A2%

B4%

C21%

D32%

E22%

F13%

G6%

Most properties in LL57 4 could benefit from energy efficiency improvements. Common upgrades in LL57 include solar photovoltaic panels, 2.5 kwp and solar water heating.

Recent EPCs

Anonymised sample of recent certificates for this sector.

Address	Type	Rating	Date	View
Bod Eilian House•1 months ago	House	D	1 months ago	View report
Tanrhiw Road House•1 months ago	House	G	1 months ago	View report
Tanrhiw House•1 months ago	House	E	1 months ago	View report
Waen Y Pandy House•1 months ago	House	D	1 months ago	View report
Tyn Y Ffridd Cottages House•1 months ago	House	C	1 months ago	View report
Llwybrmain House•1 months ago	House	E	1 months ago	View report
Bro Infryn House•1 months ago	House	E	1 months ago	View report
Caeau Gleision House•1 months ago	House	B	1 months ago	View report
Cil Coed House•1 months ago	House	C	1 months ago	View report
Y Bwthyn House•1 months ago	House	D	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
8131 occurrences · Code M
2
Solar water heating
7125 occurrences · Code L
3
Low energy lighting for all fixed outlets
3817 occurrences · Code H
4
Internal or external wall insulation
3809 occurrences · Code C
5
Floor insulation (solid floor)
3473 occurrences · Code E

Helpful guides

Frequently asked questions about LL57 4

: The average EPC rating in LL57 4 is band D. This is based on 1,661 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.
: The most frequently recommended improvements in LL57 are solar photovoltaic panels, 2.5 kwp (8,131 properties), solar water heating (7,125 properties), and low energy lighting for all fixed outlets (3,817 properties). The specific recommendations vary based on each property's current features.

Other sectors in LL57

Explore EPC data for nearby postcode sectors in the same district.

LL57 1

2,130 properties LL57 2

2,581 properties LL57 3

1,620 properties

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