Postcode district
EPC ratings in LL21
LL21 in Denbighshire has 1,465 properties with EPC certificates. The average rating is D, matching the Denbighshire average. Browse sectors below or search for a specific address to view detailed property data. The area is predominantly house (77%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
EPC distribution
Percentage of properties in each EPC band across LL21.
Property type mix
Distribution of property types (houses, flats, bungalows) within LL21.
In LL21, the most common EPC-rated properties are house (around 77%) and bungalow (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
2366 occurrences
- 2
Solar water heating
2277 occurrences
- 3
Floor insulation (solid floor)
1424 occurrences
- 4
Low energy lighting for all fixed outlets
1319 occurrences
- 5
Internal or external wall insulation
1210 occurrences
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