EPC Ratings in ST12
Postcode area ST12 — 467 Energy Performance Certificates on record
467
Certificates
451
Properties
D (67)
Average Rating
£1,332
Avg Energy Cost/yr
EPC Rating
A92+
1.1%B81–91
15.2%C69–80
32.8%D55–68
37.7%67
E39–54
9.6%F21–38
2.8%G1–20
0.9%ST12 is 1.5 points worse than the national average (D, 68.5/100).
67
ST12
68.5
National average
83
Potential (with improvements)
Rating Distribution
A
51.1%
B71
15.2%
C153
32.8%
D176
37.7%
E45
9.6%
F
132.8%
G
40.9%
Average Annual Energy Costs
| Cost Type | ST12 | National Avg | Difference |
|---|---|---|---|
| Heating | £1,039/yr | £782/yr | ▲ £257 |
| Hot water | £182/yr | £184/yr | ▼ £2 |
| Lighting | £111/yr | £95/yr | ▲ £16 |
| Total | £1,332/yr | £1,061/yr | ▲ £271 |
Property Types
House
34974.7%
Bungalow
8217.6%
Flat
367.7%
Main Heating Fuel
Mains gas
40586.7%
Electric
347.3%
Oil
173.6%
Other
61.3%
LPG
51.1%
CO₂ Emissions
4.4 tonnes/yr
Current average
2.4 tonnes/yr
Potential (with improvements)
Average floor area: 110 m²
Construction Age
Pre-1900
30
1900–1929
34
1930–1949
79
1950–1966
134
1967–1975
77
1976–1982
15
1983–1990
5
1991–1995
1
1996–2002
6
2003–2006
16
2007–2011
7
2012+
15
Efficiency Trend Over Time
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The postcode area ST12 has 467 Energy Performance Certificates on record, covering 451 properties. The average EPC rating is D with an efficiency score of 67 out of 100. Annual energy costs average £1,332, comprising £1,039 for heating, £182 for hot water and £111 for lighting. Average CO₂ emissions are 4.4 tonnes per year, with the potential to reduce to 2.4 tonnes through energy efficiency improvements.