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Postcode district energy-performance profile

SG6 EPC ratings and energy costs

Understand how homes in SG6 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

52.6%

of analysed certificates

Potential uplift

+14

average score points

Properties represented

6K

from 6K certificates

At a glance

What the data says about SG6

52.6%

rated A–C

8.8%

rated E–G

£1,051

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 SG6

A92+
0.1%
B81–91
6.7%
C69–80
45.8%
D55–68
67
38.6%
E39–54
7.2%
F21–38
1.2%
G1–20
0.3%

EPC band distribution in SG6

A
60.1%
B
4056.7%
C
45.8%
2,787
D
38.6%
2,350
E
4417.2%
F
741.2%
G
210.3%

Certificate-estimated energy costs

Cost TypeSG6National AvgDifference
Heating£774/yr£782/yr▼ £8
Hot water£185/yr£184/yr▲ £1
Lighting£92/yr£95/yr▼ £3
Total£1,051/yr£1,061/yr▼ £10

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
3,63259.7%
Flat
1,82029.9%
Bungalow
4106.7%
Maisonette
2223.6%

Main heating fuel

Mains gas
5,24486.5%
Electric
79413.1%
Oil
120.2%
LPG
60.1%
Other
60.1%

Carbon emissions and improvement potential

3.6 t

current annual CO₂ estimate

2.1 t

potential annual estimate

79 m²

average floor area

When the represented homes were built

Pre-1900
1%
1900–1929
19%
1930–1949
8%
1950–1966
23%
1967–1975
18%
1976–1982
6%
1983–1990
8%
1991–1995
6%
1996–2002
2%
2003–2006
1%
2007–2011
4%
2012+
4%

Average EPC score over time

Average EPC efficiency score by year2020: 67, 2021: 66, 2022: 67, 2023: 68, 2024: 67, 2025: 707371686663202020212022202320242025Efficiency score
2020
67
2021
66
2022
67
2023
68
2024
67
2025
70

What to do next

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