EPC Ratings in TW9
Postcode area TW9 — 4,340 Energy Performance Certificates on record
4K
Certificates
4K
Properties
D (67)
Average Rating
£1,080
Avg Energy Cost/yr
EPC Rating
A92+
0.3%B81–91
8.9%C69–80
41.7%D55–68
36.6%67
E39–54
10.9%F21–38
1.2%G1–20
0.4%TW9 is 1.5 points worse than the national average (D, 68.5/100).
67
TW9
68.5
National average
79
Potential (with improvements)
Rating Distribution
A
110.3%
B387
8.9%
C1,808
41.7%
D1,590
36.6%
E475
10.9%
F
521.2%
G
170.4%
Average Annual Energy Costs
| Cost Type | TW9 | National Avg | Difference |
|---|---|---|---|
| Heating | £803/yr | £782/yr | ▲ £21 |
| Hot water | £176/yr | £184/yr | ▼ £8 |
| Lighting | £101/yr | £95/yr | ▲ £6 |
| Total | £1,080/yr | £1,061/yr | ▲ £19 |
Property Types
Flat
2,52258.1%
House
1,60537.0%
Maisonette
1844.2%
Bungalow
290.7%
Main Heating Fuel
Mains gas
3,47381.4%
Electric
78418.4%
Other
110.3%
LPG
10.0%
CO₂ Emissions
3.5 tonnes/yr
Current average
2 tonnes/yr
Potential (with improvements)
Average floor area: 91 m²
Construction Age
Pre-1900
927
1900–1929
1,252
1930–1949
432
1950–1966
289
1967–1975
296
1976–1982
84
1983–1990
94
1991–1995
112
1996–2002
175
2003–2006
356
2007–2011
116
2012+
198
Efficiency Trend Over Time
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The postcode area TW9 has 4,340 Energy Performance Certificates on record, covering 4,199 properties. The average EPC rating is D with an efficiency score of 67 out of 100. Annual energy costs average £1,080, comprising £803 for heating, £176 for hot water and £101 for lighting. Average CO₂ emissions are 3.5 tonnes per year, with the potential to reduce to 2 tonnes through energy efficiency improvements.