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Postcode district energy-performance profile

SS9 EPC ratings and energy costs

Understand how homes in SS9 score, what certificate-estimated energy costs look like and how much improvement the recorded recommendations suggest.

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Average EPC

D 64

4.5 points below analysed national average

Rated C or above

37.2%

of analysed certificates

Potential uplift

+17

average score points

Properties represented

7K

from 7K certificates

At a glance

What the data says about SS9

37.2%

rated A–C

14.2%

rated E–G

£1,161

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 SS9

A92+
0.3%
B81–91
3.8%
C69–80
33.1%
D55–68
64
48.6%
E39–54
12.3%
F21–38
1.4%
G1–20
0.6%

EPC band distribution in SS9

A
210.3%
B
2713.8%
C
33.1%
2,339
D
48.6%
3,436
E
12.3%
868
F
971.4%
G
400.6%

Certificate-estimated energy costs

Cost TypeSS9National AvgDifference
Heating£885/yr£782/yr▲ £103
Hot water£175/yr£184/yr▼ £9
Lighting£100/yr£95/yr▲ £5
Total£1,161/yr£1,061/yr▲ £100

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
3,37547.7%
Flat
2,32932.9%
Bungalow
1,13116.0%
Maisonette
2373.4%

Main heating fuel

Mains gas
6,25688.8%
Electric
75810.8%
Other
170.2%
LPG
140.2%
Oil
10.0%

Carbon emissions and improvement potential

3.7 t

current annual CO₂ estimate

1.8 t

potential annual estimate

90 m²

average floor area

When the represented homes were built

Pre-1900
1%
1900–1929
20%
1930–1949
30%
1950–1966
19%
1967–1975
11%
1976–1982
5%
1983–1990
4%
1991–1995
2%
1996–2002
2%
2003–2006
1%
2007–2011
1%
2012+
4%

Average EPC score over time

Average EPC efficiency score by year2020: 62, 2021: 62, 2022: 63, 2023: 65, 2024: 66, 2025: 677067656259202020212022202320242025Efficiency score
2020
62
2021
62
2022
63
2023
65
2024
66
2025
67

What to do next

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