Postcode district
EPC ratings in DH9
DH9 in County Durham has 13,100 properties with EPC certificates. The average rating is D, matching the County Durham average. Browse sectors below or search for a specific address to view detailed property data. The area is predominantly house (79%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
EPC distribution
Percentage of properties in each EPC band across DH9.
Property type mix
Distribution of property types (houses, flats, bungalows) within DH9.
In DH9, the most common EPC-rated properties are house (around 79%) and bungalow (around 15%). 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
16545 occurrences · Code M
- 2
Solar water heating
14677 occurrences · Code L
- 3
Low energy lighting for all fixed outlets
10723 occurrences · Code H
- 4
Internal or external wall insulation
4660 occurrences · Code C
- 5
Replace boiler with new condensing boiler
3977 occurrences · Code J
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