EPC Ratings in CM77
Postcode area CM77 — 2,162 Energy Performance Certificates on record
2K
Certificates
2K
Properties
C (71)
Average Rating
£1,053
Avg Energy Cost/yr
EPC Rating
A92+
0.8%B81–91
26.5%C69–80
41.2%71
D55–68
20.8%E39–54
8.4%F21–38
2.0%G1–20
0.3%CM77 is 2.5 points better than the national average (D, 68.5/100).
71
CM77
68.5
National average
85
Potential (with improvements)
Rating Distribution
A
180.8%
B573
26.5%
C891
41.2%
D449
20.8%
E182
8.4%
F
432.0%
G
60.3%
Average Annual Energy Costs
| Cost Type | CM77 | National Avg | Difference |
|---|---|---|---|
| Heating | £766/yr | £782/yr | ▼ £16 |
| Hot water | £179/yr | £184/yr | ▼ £5 |
| Lighting | £108/yr | £95/yr | ▲ £13 |
| Total | £1,053/yr | £1,061/yr | ▼ £8 |
Property Types
House
1,78382.5%
Bungalow
1868.6%
Flat
1748.0%
Maisonette
190.9%
Main Heating Fuel
Mains gas
1,76481.6%
Oil
21910.1%
Electric
1587.3%
Other
110.5%
LPG
100.5%
CO₂ Emissions
3.4 tonnes/yr
Current average
1.8 tonnes/yr
Potential (with improvements)
Average floor area: 105 m²
Construction Age
Pre-1900
80
1900–1929
61
1930–1949
75
1950–1966
193
1967–1975
160
1976–1982
96
1983–1990
111
1991–1995
94
1996–2002
516
2003–2006
125
2007–2011
61
2012+
523
Efficiency Trend Over Time
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The postcode area CM77 has 2,162 Energy Performance Certificates on record, covering 2,115 properties. The average EPC rating is C with an efficiency score of 71 out of 100. Annual energy costs average £1,053, comprising £766 for heating, £179 for hot water and £108 for lighting. Average CO₂ emissions are 3.4 tonnes per year, with the potential to reduce to 1.8 tonnes through energy efficiency improvements.