Postcode district
EPC ratings in HA3
HA3 in Harrow has 13,013 properties with EPC certificates. The average rating is D, matching the Harrow average. Browse sectors below or search for a specific address to view detailed property data.
EPC distribution
Percentage of properties in each EPC band across HA3.
Property type mix
Distribution of property types (houses, flats, bungalows) within HA3.
In HA3, the most common EPC-rated properties are house (around 60%) and flat (around 35%). 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
12513 occurrences · Code 34
- 2
Solar water heating
11423 occurrences · Code 19
- 3
Internal or external wall insulation
11407 occurrences · Code 7
- 4
Low energy lighting for all fixed outlets
8781 occurrences · Code 35
- 5
Floor insulation (suspended floor)
6246 occurrences · Code 57
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