Postcode district
EPC ratings in SW20
SW20 in Merton has 9,783 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 (51%). The most frequently recommended improvement is internal or external wall insulation.
EPC distribution
Percentage of properties in each EPC band across SW20.
Property type mix
Distribution of property types (houses, flats, bungalows) within SW20.
In SW20, the most common EPC-rated properties are house (around 51%) and flat (around 43%). 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
Internal or external wall insulation
7185 occurrences · Code C
- 2
Solar photovoltaic panels, 2.5 kWp
6466 occurrences · Code M
- 3
Low energy lighting for all fixed outlets
6362 occurrences · Code H
- 4
Solar water heating
5077 occurrences · Code L
- 5
Floor insulation (suspended floor)
2944 occurrences · Code E
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