EPC Ratings in ST9
Postcode area ST9 — 1,172 Energy Performance Certificates on record
1K
Certificates
1K
Properties
D (63)
Average Rating
£1,589
Avg Energy Cost/yr
EPC Rating
A92+
0.5%B81–91
10.3%C69–80
22.4%D55–68
46.4%63
E39–54
15.4%F21–38
3.9%G1–20
1.1%ST9 is 5.5 points worse than the national average (D, 68.5/100).
63
ST9
68.5
National average
83
Potential (with improvements)
Rating Distribution
A
60.5%
B121
10.3%
C262
22.4%
D544
46.4%
E180
15.4%
F
463.9%
G
131.1%
Average Annual Energy Costs
| Cost Type | ST9 | National Avg | Difference |
|---|---|---|---|
| Heating | £1,263/yr | £782/yr | ▲ £481 |
| Hot water | £204/yr | £184/yr | ▲ £20 |
| Lighting | £122/yr | £95/yr | ▲ £27 |
| Total | £1,589/yr | £1,061/yr | ▲ £528 |
Property Types
House
91077.6%
Bungalow
24721.1%
Flat
151.3%
Main Heating Fuel
Mains gas
99285.1%
Electric
796.8%
Oil
665.7%
Other
181.5%
LPG
110.9%
CO₂ Emissions
5.1 tonnes/yr
Current average
2.6 tonnes/yr
Potential (with improvements)
Average floor area: 111 m²
Construction Age
Pre-1900
137
1900–1929
55
1930–1949
135
1950–1966
260
1967–1975
250
1976–1982
62
1983–1990
42
1991–1995
36
1996–2002
13
2003–2006
29
2007–2011
21
2012+
113
Efficiency Trend Over Time
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The postcode area ST9 has 1,172 Energy Performance Certificates on record, covering 1,141 properties. The average EPC rating is D with an efficiency score of 63 out of 100. Annual energy costs average £1,589, comprising £1,263 for heating, £204 for hot water and £122 for lighting. Average CO₂ emissions are 5.1 tonnes per year, with the potential to reduce to 2.6 tonnes through energy efficiency improvements.