EPC Ratings in SO17
Postcode area SO17 — 3,810 Energy Performance Certificates on record
4K
Certificates
4K
Properties
D (68)
Average Rating
£920
Avg Energy Cost/yr
EPC Rating
A92+
0.1%B81–91
7.1%C69–80
50.2%D55–68
32.4%68
E39–54
8.4%F21–38
1.5%G1–20
0.3%SO17 is 0.5 points worse than the national average (D, 68.5/100).
68
SO17
68.5
National average
78
Potential (with improvements)
Rating Distribution
A
50.1%
B
2707.1%
C1,914
50.2%
D1,234
32.4%
E319
8.4%
F
561.5%
G
120.3%
Average Annual Energy Costs
| Cost Type | SO17 | National Avg | Difference |
|---|---|---|---|
| Heating | £650/yr | £782/yr | ▼ £132 |
| Hot water | £185/yr | £184/yr | ▲ £1 |
| Lighting | £85/yr | £95/yr | ▼ £10 |
| Total | £920/yr | £1,061/yr | ▼ £141 |
Property Types
Flat
2,16356.8%
House
1,56141.0%
Maisonette
481.3%
Bungalow
381.0%
Main Heating Fuel
Mains gas
2,73572.7%
Electric
99126.3%
Other
310.8%
LPG
30.1%
Oil
10.0%
CO₂ Emissions
2.9 tonnes/yr
Current average
1.8 tonnes/yr
Potential (with improvements)
Average floor area: 77 m²
Construction Age
Pre-1900
65
1900–1929
1,014
1930–1949
670
1950–1966
302
1967–1975
206
1976–1982
211
1983–1990
285
1991–1995
230
1996–2002
269
2003–2006
205
2007–2011
165
2012+
180
Efficiency Trend Over Time
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The postcode area SO17 has 3,810 Energy Performance Certificates on record, covering 3,603 properties. The average EPC rating is D with an efficiency score of 68 out of 100. Annual energy costs average £920, comprising £650 for heating, £185 for hot water and £85 for lighting. Average CO₂ emissions are 2.9 tonnes per year, with the potential to reduce to 1.8 tonnes through energy efficiency improvements.