EPC Ratings in SO40
Postcode area SO40 — 5,836 Energy Performance Certificates on record
6K
Certificates
6K
Properties
D (67)
Average Rating
£1,023
Avg Energy Cost/yr
EPC Rating
A92+
0.4%B81–91
5.2%C69–80
49.3%D55–68
35.5%67
E39–54
7.7%F21–38
1.5%G1–20
0.5%SO40 is 1.5 points worse than the national average (D, 68.5/100).
67
SO40
68.5
National average
82
Potential (with improvements)
Rating Distribution
A
220.4%
B
3025.2%
C2,877
49.3%
D2,073
35.5%
E
4487.7%
F
851.5%
G
290.5%
Average Annual Energy Costs
| Cost Type | SO40 | National Avg | Difference |
|---|---|---|---|
| Heating | £726/yr | £782/yr | ▼ £56 |
| Hot water | £200/yr | £184/yr | ▲ £16 |
| Lighting | £97/yr | £95/yr | ▲ £2 |
| Total | £1,023/yr | £1,061/yr | ▼ £38 |
Property Types
House
3,87566.4%
Flat
1,11919.2%
Bungalow
72212.4%
Maisonette
1202.1%
Main Heating Fuel
Mains gas
4,99785.6%
Electric
68811.8%
Oil
801.4%
Other
460.8%
LPG
250.4%
CO₂ Emissions
3 tonnes/yr
Current average
1.5 tonnes/yr
Potential (with improvements)
Average floor area: 83 m²
Construction Age
Pre-1900
93
1900–1929
288
1930–1949
713
1950–1966
941
1967–1975
901
1976–1982
458
1983–1990
954
1991–1995
498
1996–2002
326
2003–2006
204
2007–2011
103
2012+
306
Efficiency Trend Over Time
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The postcode area SO40 has 5,836 Energy Performance Certificates on record, covering 5,507 properties. The average EPC rating is D with an efficiency score of 67 out of 100. Annual energy costs average £1,023, comprising £726 for heating, £200 for hot water and £97 for lighting. Average CO₂ emissions are 3 tonnes per year, with the potential to reduce to 1.5 tonnes through energy efficiency improvements.