Postcode district
EPC ratings in HP4
HP4 in Dacorum has 7,712 properties with EPC certificates. The average rating is C, matching the Dacorum average. Browse sectors below or search for a specific address to view detailed property data. The area is predominantly house (67%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
EPC distribution
Percentage of properties in each EPC band across HP4.
Property type mix
Distribution of property types (houses, flats, bungalows) within HP4.
In HP4, the most common EPC-rated properties are house (around 67%) and flat (around 24%). 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
7499 occurrences · Code M
- 2
Solar water heating
6084 occurrences · Code L
- 3
Low energy lighting for all fixed outlets
5756 occurrences · Code H
- 4
Replace boiler with new condensing boiler
2963 occurrences · Code J
- 5
Floor insulation (solid floor)
2558 occurrences · Code E
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