Postcode district
EPC ratings in SO21
SO21 in Winchester has 5,507 properties with EPC certificates. The average rating is D, below the Winchester average. Browse sectors below or search for a specific address to view detailed property data. The area is predominantly house (76%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
EPC distribution
Percentage of properties in each EPC band across SO21.
Property type mix
Distribution of property types (houses, flats, bungalows) within SO21.
In SO21, the most common EPC-rated properties are house (around 76%) and bungalow (around 13%). 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
6438 occurrences · Code M
- 2
Solar water heating
5603 occurrences · Code L
- 3
Low energy lighting for all fixed outlets
3807 occurrences · Code H
- 4
Floor insulation (solid floor)
2669 occurrences · Code E
- 5
Replace boiler with new condensing boiler
1781 occurrences · Code J
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