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Postcode district energy-performance profile

GL6 EPC ratings and energy costs

Understand how homes in GL6 score, what certificate-estimated energy costs look like and how much improvement the recorded recommendations suggest.

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Average EPC

D 62

6.5 points below analysed national average

Rated C or above

36.7%

of analysed certificates

Potential uplift

+20

average score points

Properties represented

3K

from 4K certificates

At a glance

What the data says about GL6

36.7%

rated A–C

26.5%

rated E–G

£1,637

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 GL6

A92+
1.5%
B81–91
5.6%
C69–80
29.6%
D55–68
62
36.8%
E39–54
19.5%
F21–38
5.3%
G1–20
1.7%

EPC band distribution in GL6

A
521.5%
B
1975.6%
C
29.6%
1,051
D
36.8%
1,304
E
19.5%
692
F
1875.3%
G
621.7%

Certificate-estimated energy costs

Cost TypeGL6National AvgDifference
Heating£1,316/yr£782/yr▲ £534
Hot water£203/yr£184/yr▲ £19
Lighting£118/yr£95/yr▲ £23
Total£1,637/yr£1,061/yr▲ £576

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
2,61273.7%
Flat
46513.1%
Bungalow
41911.8%
Maisonette
341.0%
Park home
150.4%

Main heating fuel

Mains gas
2,47569.9%
Electric
58916.6%
Oil
37310.5%
LPG
611.7%
Other
431.2%

Carbon emissions and improvement potential

5.4 t

current annual CO₂ estimate

2.6 t

potential annual estimate

115 m²

average floor area

When the represented homes were built

Pre-1900
31%
1900–1929
3%
1930–1949
4%
1950–1966
14%
1967–1975
11%
1976–1982
4%
1983–1990
8%
1991–1995
7%
1996–2002
5%
2003–2006
4%
2007–2011
4%
2012+
5%

Average EPC score over time

Average EPC efficiency score by year2020: 59, 2021: 61, 2022: 62, 2023: 62, 2024: 63, 2025: 636664615956202020212022202320242025Efficiency score
2020
59
2021
61
2022
62
2023
62
2024
63
2025
63

What to do next

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