EPC Ratings in CO3
Postcode area CO3 — 4,343 Energy Performance Certificates on record
4K
Certificates
4K
Properties
C (69)
Average Rating
£1,076
Avg Energy Cost/yr
EPC Rating
A92+
0.5%B81–91
20.4%C69–80
36.1%69
D55–68
34.2%E39–54
7.4%F21–38
1.1%G1–20
0.3%CO3 is 0.5 points better than the national average (D, 68.5/100).
69
CO3
68.5
National average
83
Potential (with improvements)
Rating Distribution
A
200.5%
B886
20.4%
C1,569
36.1%
D1,486
34.2%
E
3217.4%
F
481.1%
G
130.3%
Average Annual Energy Costs
| Cost Type | CO3 | National Avg | Difference |
|---|---|---|---|
| Heating | £790/yr | £782/yr | ▲ £8 |
| Hot water | £185/yr | £184/yr | ▲ £1 |
| Lighting | £100/yr | £95/yr | ▲ £5 |
| Total | £1,076/yr | £1,061/yr | ▲ £15 |
Property Types
House
2,86365.9%
Flat
93321.5%
Bungalow
45510.5%
Maisonette
922.1%
Main Heating Fuel
Mains gas
3,62283.4%
Electric
66215.2%
Oil
431.0%
Other
110.3%
LPG
30.1%
CO₂ Emissions
3.4 tonnes/yr
Current average
1.8 tonnes/yr
Potential (with improvements)
Average floor area: 95 m²
Construction Age
Pre-1900
235
1900–1929
388
1930–1949
407
1950–1966
554
1967–1975
382
1976–1982
313
1983–1990
389
1991–1995
133
1996–2002
179
2003–2006
301
2007–2011
115
2012+
724
Efficiency Trend Over Time
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The postcode area CO3 has 4,343 Energy Performance Certificates on record, covering 4,214 properties. The average EPC rating is C with an efficiency score of 69 out of 100. Annual energy costs average £1,076, comprising £790 for heating, £185 for hot water and £100 for lighting. Average CO₂ emissions are 3.4 tonnes per year, with the potential to reduce to 1.8 tonnes through energy efficiency improvements.