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Postcode district energy-performance profile

WS4 EPC ratings and energy costs

Understand how homes in WS4 score, what certificate-estimated energy costs look like and how much improvement the recorded recommendations suggest.

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Average EPC

D 66

2.5 points below analysed national average

Rated C or above

45.8%

of analysed certificates

Potential uplift

+15

average score points

Properties represented

2K

from 2K certificates

At a glance

What the data says about WS4

45.8%

rated A–C

12.8%

rated E–G

£1,147

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 WS4

A92+
0.2%
B81–91
4.1%
C69–80
41.5%
D55–68
66
41.4%
E39–54
10.8%
F21–38
1.6%
G1–20
0.4%

EPC band distribution in WS4

A
40.2%
B
974.1%
C
41.5%
972
D
41.4%
970
E
10.8%
252
F
381.6%
G
90.4%

Certificate-estimated energy costs

Cost TypeWS4National AvgDifference
Heating£862/yr£782/yr▲ £80
Hot water£191/yr£184/yr▲ £7
Lighting£94/yr£95/yr▼ £1
Total£1,147/yr£1,061/yr▲ £86

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
1,59067.9%
Flat
60525.8%
Bungalow
1175.0%
Maisonette
301.3%

Main heating fuel

Mains gas
2,01386.0%
Electric
30913.2%
Other
160.7%
LPG
40.2%

Carbon emissions and improvement potential

3.6 t

current annual CO₂ estimate

2 t

potential annual estimate

84 m²

average floor area

When the represented homes were built

Pre-1900
3%
1900–1929
11%
1930–1949
11%
1950–1966
28%
1967–1975
14%
1976–1982
5%
1983–1990
5%
1991–1995
8%
1996–2002
5%
2003–2006
3%
2007–2011
2%
2012+
2%

Average EPC score over time

Average EPC efficiency score by year2020: 62, 2021: 63, 2022: 68, 2023: 67, 2024: 67, 2025: 677168656259202020212022202320242025Efficiency score
2020
62
2021
63
2022
68
2023
67
2024
67
2025
67

What to do next

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