EPC Ratings in SG11
Postcode area SG11 — 1,027 Energy Performance Certificates on record
1K
Certificates
988
Properties
D (65)
Average Rating
£1,479
Avg Energy Cost/yr
EPC Rating
A92+
0.3%B81–91
20.5%C69–80
25.9%D55–68
30.0%65
E39–54
16.6%F21–38
5.4%G1–20
1.4%SG11 is 3.5 points worse than the national average (D, 68.5/100).
65
SG11
68.5
National average
83
Potential (with improvements)
Rating Distribution
A
30.3%
B211
20.5%
C266
25.9%
D308
30.0%
E170
16.6%
F
555.4%
G
141.4%
Average Annual Energy Costs
| Cost Type | SG11 | National Avg | Difference |
|---|---|---|---|
| Heating | £1,156/yr | £782/yr | ▲ £374 |
| Hot water | £211/yr | £184/yr | ▲ £27 |
| Lighting | £113/yr | £95/yr | ▲ £18 |
| Total | £1,479/yr | £1,061/yr | ▲ £418 |
Property Types
House
78876.7%
Flat
10910.6%
Bungalow
10310.0%
Maisonette
262.5%
Park home
10.1%
Main Heating Fuel
Mains gas
60759.2%
Electric
21320.8%
Oil
16916.5%
Other
191.9%
LPG
181.8%
CO₂ Emissions
4.9 tonnes/yr
Current average
2.5 tonnes/yr
Potential (with improvements)
Average floor area: 122 m²
Construction Age
Pre-1900
140
1900–1929
87
1930–1949
76
1950–1966
138
1967–1975
89
1976–1982
42
1983–1990
71
1991–1995
36
1996–2002
53
2003–2006
25
2007–2011
33
2012+
170
Efficiency Trend Over Time
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The postcode area SG11 has 1,027 Energy Performance Certificates on record, covering 988 properties. The average EPC rating is D with an efficiency score of 65 out of 100. Annual energy costs average £1,479, comprising £1,156 for heating, £211 for hot water and £113 for lighting. Average CO₂ emissions are 4.9 tonnes per year, with the potential to reduce to 2.5 tonnes through energy efficiency improvements.