EPC Ratings in BN11
Postcode area BN11 — 7,715 Energy Performance Certificates on record
8K
Certificates
7K
Properties
D (66)
Average Rating
£976
Avg Energy Cost/yr
EPC Rating
A92+
0.1%B81–91
7.9%C69–80
39.7%D55–68
36.5%66
E39–54
13.7%F21–38
1.5%G1–20
0.5%BN11 is 2.5 points worse than the national average (D, 68.5/100).
66
BN11
68.5
National average
78
Potential (with improvements)
Rating Distribution
A
100.1%
B
6107.9%
C3,066
39.7%
D2,819
36.5%
E1,060
13.7%
F
1151.5%
G
350.5%
Average Annual Energy Costs
| Cost Type | BN11 | National Avg | Difference |
|---|---|---|---|
| Heating | £685/yr | £782/yr | ▼ £97 |
| Hot water | £206/yr | £184/yr | ▲ £22 |
| Lighting | £84/yr | £95/yr | ▼ £11 |
| Total | £976/yr | £1,061/yr | ▼ £85 |
Property Types
Flat
5,58672.4%
House
1,76822.9%
Maisonette
2052.7%
Bungalow
1562.0%
Main Heating Fuel
Mains gas
4,99466.1%
Electric
2,51133.2%
Other
360.5%
Oil
60.1%
LPG
60.1%
CO₂ Emissions
2.9 tonnes/yr
Current average
1.8 tonnes/yr
Potential (with improvements)
Average floor area: 70 m²
Construction Age
Pre-1900
1,827
1900–1929
1,390
1930–1949
846
1950–1966
646
1967–1975
849
1976–1982
246
1983–1990
413
1991–1995
169
1996–2002
213
2003–2006
233
2007–2011
264
2012+
520
Efficiency Trend Over Time
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The postcode area BN11 has 7,715 Energy Performance Certificates on record, covering 7,308 properties. The average EPC rating is D with an efficiency score of 66 out of 100. Annual energy costs average £976, comprising £685 for heating, £206 for hot water and £84 for lighting. Average CO₂ emissions are 2.9 tonnes per year, with the potential to reduce to 1.8 tonnes through energy efficiency improvements.