Postcode district
EPC ratings in DL3
DL3 in Darlington has 14,938 properties with EPC certificates. The average rating is D, matching the Darlington 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 DL3.
Property type mix
Distribution of property types (houses, flats, bungalows) within DL3.
In DL3, the most common EPC-rated properties are house (around 74%) and flat (around 19%). 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
15810 occurrences · Code 34
- 2
Solar water heating
13737 occurrences · Code 19
- 3
Low energy lighting for all fixed outlets
11741 occurrences · Code 35
- 4
Internal or external wall insulation
9243 occurrences · Code 7
- 5
Replace boiler with new condensing boiler
5675 occurrences · Code 20
Check a specific property
Enter your postcode to view an EPC report
Pick your address to see live EPC data and improvement recommendations.