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Postcode district energy-performance profile

CW6 EPC ratings and energy costs

Understand how homes in CW6 score, what certificate-estimated energy costs look like and how much improvement the recorded recommendations suggest.

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Average EPC

D 63

5.5 points below analysed national average

Rated C or above

41.6%

of analysed certificates

Potential uplift

+19

average score points

Properties represented

2K

from 2K certificates

At a glance

What the data says about CW6

41.6%

rated A–C

26.9%

rated E–G

£1,654

certificate-estimated annual cost

Cost figures are averages of estimates recorded on EPCs at different dates. They are useful for comparing areas, but they are not a forecast of a current household bill.

Average EPC score in CW6

A92+
1.5%
B81–91
10.1%
C69–80
30.1%
D55–68
63
31.5%
E39–54
18.7%
F21–38
6.4%
G1–20
1.8%

EPC band distribution in CW6

A
281.5%
B
10.1%
194
C
30.1%
581
D
31.5%
608
E
18.7%
361
F
1236.4%
G
341.8%

Certificate-estimated energy costs

Cost TypeCW6National AvgDifference
Heating£1,279/yr£782/yr▲ £497
Hot water£244/yr£184/yr▲ £60
Lighting£131/yr£95/yr▲ £36
Total£1,654/yr£1,061/yr▲ £593

These values come from certificate assessments and reflect standardised occupancy assumptions and energy prices used when each EPC was produced. They are not live tariffs.

Property types in the dataset

House
1,51378.4%
Bungalow
30816.0%
Flat
864.5%
Maisonette
201.0%
Park home
20.1%

Main heating fuel

Mains gas
78440.7%
Oil
51926.9%
Electric
35018.2%
LPG
23312.1%
Other
412.1%

Carbon emissions and improvement potential

5.5 t

current annual CO₂ estimate

2.9 t

potential annual estimate

140 m²

average floor area

When the represented homes were built

Pre-1900
20%
1900–1929
6%
1930–1949
5%
1950–1966
13%
1967–1975
10%
1976–1982
4%
1983–1990
6%
1991–1995
4%
1996–2002
4%
2003–2006
3%
2007–2011
3%
2012+
21%

Average EPC score over time

Average EPC efficiency score by year2020: 58, 2021: 60, 2022: 64, 2023: 66, 2024: 62, 2025: 656966625955202020212022202320242025Efficiency score
2020
58
2021
60
2022
64
2023
66
2024
62
2025
65

What to do next

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