EPC Ratings in CW11
Postcode area CW11 — 4,284 Energy Performance Certificates on record
4K
Certificates
4K
Properties
C (70)
Average Rating
£1,031
Avg Energy Cost/yr
EPC Rating
A92+
0.6%B81–91
23.3%C69–80
32.9%70
D55–68
34.1%E39–54
6.7%F21–38
1.6%G1–20
0.8%CW11 is 1.5 points better than the national average (D, 68.5/100).
70
CW11
68.5
National average
84
Potential (with improvements)
Rating Distribution
A
270.6%
B998
23.3%
C1,408
32.9%
D1,462
34.1%
E
2886.7%
F
671.6%
G
340.8%
Average Annual Energy Costs
| Cost Type | CW11 | National Avg | Difference |
|---|---|---|---|
| Heating | £775/yr | £782/yr | ▼ £7 |
| Hot water | £165/yr | £184/yr | ▼ £19 |
| Lighting | £91/yr | £95/yr | ▼ £4 |
| Total | £1,031/yr | £1,061/yr | ▼ £30 |
Property Types
House
3,18874.4%
Bungalow
58613.7%
Flat
48711.4%
Maisonette
230.5%
Main Heating Fuel
Mains gas
3,72787.3%
Electric
2666.2%
Oil
1714.0%
LPG
731.7%
Other
330.8%
CO₂ Emissions
3.3 tonnes/yr
Current average
1.7 tonnes/yr
Potential (with improvements)
Average floor area: 94 m²
Construction Age
Pre-1900
350
1900–1929
318
1930–1949
303
1950–1966
581
1967–1975
404
1976–1982
206
1983–1990
270
1991–1995
203
1996–2002
263
2003–2006
119
2007–2011
101
2012+
907
Efficiency Trend Over Time
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The postcode area CW11 has 4,284 Energy Performance Certificates on record, covering 4,100 properties. The average EPC rating is C with an efficiency score of 70 out of 100. Annual energy costs average £1,031, comprising £775 for heating, £165 for hot water and £91 for lighting. Average CO₂ emissions are 3.3 tonnes per year, with the potential to reduce to 1.7 tonnes through energy efficiency improvements.