The Colwyn Bay Grade Report

12,175 graded homes · updated from the EPC register

The average Colwyn Bay home is a D — and 45% of the town's homes could reach a B or better.

D
Town Grade
The most common grade among current certificates in Colwyn Bay. Average score 62.7.

Grade distribution

Share of Colwyn Bay homes per grade, current certificates.

58
854
3453
5172
2054
443
152
ABCDEFG

Grade by construction era

Older homes grade lower — and have the most headroom.

Pre-1900
E53.3
1900–1929
D58
1930–1949
D57.6
1950–1966
D61.7
1967–1982
D63.6
1983–1995
C69.7
1996 onwards
C76.5

Best-graded streets

Streets with at least 10 graded homes.

1Ffordd Y Creyr LlwydLL29 · 17 homesB2Yr HelygLL29 · 39 homesB3Cwrt Y RhosLL29 · 16 homesB4Gerddi DerwLL29 · 27 homesB5Clos EmlynLL29 · 25 homesB

Most upgraded streets

Biggest average score gain from regrades, last 3 years.

1Tyddynyllan TerraceLL28 · 5 homes+32.4 pts2Upper PromenadeLL28 · 5 homes+31.6 pts3Rhiw Bank AvenueLL29 · 11 homes+30.5 pts4Sea Bank RoadLL28 · 6 homes+30.3 pts5Kensington AvenueLL29 · 6 homes+25.2 pts

Colwyn Bay by district

Most common grade per postcode district.

DLL28DLL29
E
2.3% of Colwyn Bay rental stock sits below the MEES line.
Rentals need a minimum grade by law — E today, direction of travel C. 3,546 rented homes on record.
Landlord hub

What grade is your Colwyn Bay home?

Check your grade