Postcode district
EPC ratings in SM4
SM4 in Merton has 9,334 properties with EPC certificates. The average rating is D, matching the Merton average. Browse sectors below or search for a specific address to view detailed property data. The area is predominantly house (69%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
EPC distribution
Percentage of properties in each EPC band across SM4.
Property type mix
Distribution of property types (houses, flats, bungalows) within SM4.
In SM4, the most common EPC-rated properties are house (around 69%) and flat (around 25%). 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 photovoltaic panels, 2.5 kWp
9488 occurrences · Code M
- 2
Solar water heating
8518 occurrences · Code L
- 3
Low energy lighting for all fixed outlets
7307 occurrences · Code H
- 4
Internal or external wall insulation
5236 occurrences · Code C
- 5
Floor insulation (suspended floor)
4489 occurrences · Code E
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