EPC Ratings in CM4
Postcode area CM4 — 1,890 Energy Performance Certificates on record
2K
Certificates
2K
Properties
D (66)
Average Rating
£1,378
Avg Energy Cost/yr
EPC Rating
A92+
0.4%B81–91
14.8%C69–80
33.4%D55–68
35.8%66
E39–54
12.8%F21–38
2.2%G1–20
0.7%CM4 is 2.5 points worse than the national average (D, 68.5/100).
66
CM4
68.5
National average
82
Potential (with improvements)
Rating Distribution
A
70.4%
B280
14.8%
C631
33.4%
D677
35.8%
E241
12.8%
F
412.2%
G
130.7%
Average Annual Energy Costs
| Cost Type | CM4 | National Avg | Difference |
|---|---|---|---|
| Heating | £1,042/yr | £782/yr | ▲ £260 |
| Hot water | £219/yr | £184/yr | ▲ £35 |
| Lighting | £118/yr | £95/yr | ▲ £23 |
| Total | £1,378/yr | £1,061/yr | ▲ £317 |
Property Types
House
1,23265.2%
Bungalow
32317.1%
Flat
29715.7%
Maisonette
382.0%
Main Heating Fuel
Mains gas
1,26867.1%
Electric
38920.6%
Oil
1809.5%
LPG
351.9%
Other
181.0%
CO₂ Emissions
4.2 tonnes/yr
Current average
2.2 tonnes/yr
Potential (with improvements)
Average floor area: 119 m²
Construction Age
Pre-1900
153
1900–1929
113
1930–1949
153
1950–1966
503
1967–1975
259
1976–1982
113
1983–1990
114
1991–1995
43
1996–2002
37
2003–2006
52
2007–2011
31
2012+
278
Efficiency Trend Over Time
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The postcode area CM4 has 1,890 Energy Performance Certificates on record, covering 1,789 properties. The average EPC rating is D with an efficiency score of 66 out of 100. Annual energy costs average £1,378, comprising £1,042 for heating, £219 for hot water and £118 for lighting. Average CO₂ emissions are 4.2 tonnes per year, with the potential to reduce to 2.2 tonnes through energy efficiency improvements.