EPC.Report
D
TW6 Brentford and Isleworth
Hillingdon Rating D Score: 61 / 100

TW6 is below average for energy efficiency — most homes here have room to improve.

The 2 EPC certificates on record for TW6 paint a clear picture — the area averages 61 out of 100, placing it below the national average. The national average is 67, which means TW6 performs below most areas. The most common rating band is D, with 0.0% of homes rated A or B and 100.0% in the C or D bands. In practical terms, a rating of D means many homes here lose more heat than average — potentially adding £200-400 per year to energy bills compared to a C-rated home.

Houses make up the bulk of the housing in this district. and 100% are social housing. Gas central heating is the main fuel source for 100% of homes, which is typical for urban areas across England.

There is genuine room for improvement here. If every recommended upgrade were carried out, the average score could climb from 61 to 78 — a 17-point jump that would lift the typical rating to C. That is a substantial gain, suggesting many homes are missing basic efficiency measures. If you live in TW6 and want to reduce your energy bills, start with our guide to loft insulation — it is one of the most cost-effective upgrades you can make.

EPC Rating Distribution

A
0 (0.0%)
B
0 (0.0%)
C
0 (0.0%)
D
2 (100.0%)
E
0 (0.0%)
F
0 (0.0%)
G
0 (0.0%)

Energy Efficiency Score

61
TW6 avg
67
National avg
-6 points vs national average

Potential score if all improvements made: 78 (rating C)

Recommended Improvements

Government funding may be available for some of these improvements. Check grants →

More data — property types, tenure & fuel

Property Types

2
House

Tenure

0
Owner-occupied
0
Private rented
2
Social rented

Main Fuel Types

2
gas
0
electric
0
oil
0
other

Frequently asked questions

What is the average EPC rating in TW6?

Homes in TW6 have an average EPC rating of D, scoring 61 out of 100 for energy efficiency. That figure comes from 2 certificates issued across the district.

That is below the national average of 67, which means there is real scope to improve energy efficiency here. A D rating typically means higher-than-necessary heating bills, especially in older properties without adequate insulation.

What percentage of homes in TW6 are rated F or G?

0% of homes in TW6 fall into the F or G bands — the lowest energy efficiency ratings. Nationally, the figure is 2.9%.

This is actually better than the national picture, suggesting the housing stock in TW6 is in relatively good shape — though any home rated F or G would still benefit enormously from basic upgrades. Landlords should note that F and G rated properties cannot legally be rented out under current MEES rules.

See all EPC data for Hillingdon →