Postcode district
EPC ratings in HA1
HA1 in Harrow has 15,043 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. The area is predominantly flat (70%). The most frequently recommended improvement is internal or external wall insulation.
EPC distribution
Percentage of properties in each EPC band across HA1.
Property type mix
Distribution of property types (houses, flats, bungalows) within HA1.
In HA1, the most common EPC-rated properties are flat (around 70%) and house (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
Internal or external wall insulation
8146 occurrences · Code C
- 2
Low energy lighting for all fixed outlets
6633 occurrences · Code H
- 3
Solar photovoltaic panels, 2.5 kWp
5216 occurrences · Code M
- 4
Solar water heating
4181 occurrences · Code L
- 5
Floor insulation (suspended floor)
3502 occurrences · Code E
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