EPC Ratings in GU21
Postcode area GU21 — 9,395 Energy Performance Certificates on record
9K
Certificates
9K
Properties
C (70)
Average Rating
£892
Avg Energy Cost/yr
EPC Rating
A92+
0.9%B81–91
15.7%C69–80
43.5%70
D55–68
33.0%E39–54
6.1%F21–38
0.8%G1–20
0.1%GU21 is 1.5 points better than the national average (D, 68.5/100).
70
GU21
68.5
National average
81
Potential (with improvements)
Rating Distribution
A
850.9%
B1,472
15.7%
C4,084
43.5%
D3,097
33.0%
E
5736.1%
F
720.8%
G
120.1%
Average Annual Energy Costs
| Cost Type | GU21 | National Avg | Difference |
|---|---|---|---|
| Heating | £613/yr | £782/yr | ▼ £169 |
| Hot water | £193/yr | £184/yr | ▲ £9 |
| Lighting | £87/yr | £95/yr | ▼ £8 |
| Total | £892/yr | £1,061/yr | ▼ £169 |
Property Types
House
4,58248.8%
Flat
3,78740.3%
Maisonette
5716.1%
Bungalow
4554.8%
Main Heating Fuel
Mains gas
6,29774.8%
Electric
1,84722.0%
Other
2442.9%
Oil
140.2%
LPG
120.1%
CO₂ Emissions
2.7 tonnes/yr
Current average
1.6 tonnes/yr
Potential (with improvements)
Average floor area: 79 m²
Construction Age
Pre-1900
127
1900–1929
536
1930–1949
629
1950–1966
991
1967–1975
1,610
1976–1982
1,376
1983–1990
864
1991–1995
384
1996–2002
485
2003–2006
404
2007–2011
153
2012+
1,625
Efficiency Trend Over Time
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The postcode area GU21 has 9,395 Energy Performance Certificates on record, covering 9,063 properties. The average EPC rating is C with an efficiency score of 70 out of 100. Annual energy costs average £892, comprising £613 for heating, £193 for hot water and £87 for lighting. Average CO₂ emissions are 2.7 tonnes per year, with the potential to reduce to 1.6 tonnes through energy efficiency improvements.