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Postcode district energy-performance profile

RH4 EPC ratings and energy costs

Understand how homes in RH4 score, what certificate-estimated energy costs look like and how much improvement the recorded recommendations suggest.

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Average EPC

D 67

1.5 points below analysed national average

Rated C or above

52.2%

of analysed certificates

Potential uplift

+12

average score points

Properties represented

3K

from 3K certificates

At a glance

What the data says about RH4

52.2%

rated A–C

12.4%

rated E–G

£1,165

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 RH4

A92+
0.2%
B81–91
5.6%
C69–80
46.5%
D55–68
67
35.3%
E39–54
10.6%
F21–38
1.4%
G1–20
0.4%

EPC band distribution in RH4

A
40.2%
B
1485.6%
C
46.5%
1,232
D
35.3%
936
E
10.6%
280
F
381.4%
G
110.4%

Certificate-estimated energy costs

Cost TypeRH4National AvgDifference
Heating£868/yr£782/yr▲ £86
Hot water£198/yr£184/yr▲ £14
Lighting£99/yr£95/yr▲ £4
Total£1,165/yr£1,061/yr▲ £104

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
1,34350.7%
Flat
1,04839.6%
Bungalow
1294.9%
Maisonette
1294.9%

Main heating fuel

Mains gas
2,11680.5%
Electric
48218.3%
Oil
210.8%
Other
70.3%
LPG
10.0%

Carbon emissions and improvement potential

3.6 t

current annual CO₂ estimate

2.1 t

potential annual estimate

86 m²

average floor area

When the represented homes were built

Pre-1900
13%
1900–1929
14%
1930–1949
12%
1950–1966
17%
1967–1975
10%
1976–1982
5%
1983–1990
5%
1991–1995
3%
1996–2002
3%
2003–2006
4%
2007–2011
3%
2012+
10%

Average EPC score over time

Average EPC efficiency score by year2020: 66, 2021: 65, 2022: 66, 2023: 68, 2024: 67, 2025: 677169676462202020212022202320242025Efficiency score
2020
66
2021
65
2022
66
2023
68
2024
67
2025
67

What to do next

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