Postcode district
EPC ratings in CM4
CM4 in Brentwood has 1,955 properties with EPC certificates. The average rating is D, matching the Brentwood 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 CM4.
Property type mix
Distribution of property types (houses, flats, bungalows) within CM4.
In CM4, the most common EPC-rated properties are house (around 68%) and flat (around 16%). 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
3235 occurrences · Code 34
- 2
Solar water heating
2660 occurrences · Code 19
- 3
Low energy lighting for all fixed outlets
2117 occurrences · Code 35
- 4
Floor insulation (solid floor)
1384 occurrences · Code 58
- 5
Internal or external wall insulation
1080 occurrences · Code 7
Check a specific property
Enter your postcode to view an EPC report
Pick your address to see live EPC data and improvement recommendations.