The Merthyr Tydfil Grade Report

16,454 graded homes · updated from the EPC register

The average Merthyr Tydfil home is a C — and 70% of the town's homes could reach a B or better.

C
Town Grade
The most common grade among current certificates in Merthyr Tydfil. Average score 67.1.

Grade distribution

Share of Merthyr Tydfil homes per grade, current certificates.

196
1098
7356
5839
1640
267
58
ABCDEFG

Grade by construction era

Older homes grade lower — and have the most headroom.

Pre-1900
D58.7
1900–1929
D61.3
1930–1949
D60.6
1950–1966
D68
1967–1982
C69.5
1983–1995
C71.8
1996 onwards
C79

Best-graded streets

Streets with at least 10 graded homes.

1The CoppiceCF47 · 30 homesA2The CoppiceCF47 · 53 homesA3St James CloseCF48 · 26 homesA4Sandbrook PlaceCF47 · 10 homesB5Kingfisher CrescentCF48 · 85 homesB

Most upgraded streets

Biggest average score gain from regrades, last 3 years.

1Brynhyfryd StreetCF47 · 6 homes+31.5 pts2Garth VillasCF47 · 9 homes+27.4 pts3Dan Y CoedCF48 · 9 homes+27.3 pts4St Tydfils CourtCF47 · 46 homes+25.9 pts5Heol BonymaenCF48 · 7 homes+23.9 pts

Merthyr Tydfil by district

Most common grade per postcode district.

CCF47CCF48
E
0.3% of Merthyr Tydfil rental stock sits below the MEES line.
Rentals need a minimum grade by law — E today, direction of travel C. 6,580 rented homes on record.
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