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Postcode district energy-performance profile

DL8 EPC ratings and energy costs

Understand how homes in DL8 score, what certificate-estimated energy costs look like and how much improvement the recorded recommendations suggest.

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Average EPC

D 61

7.5 points below analysed national average

Rated C or above

38.6%

of analysed certificates

Potential uplift

+24

average score points

Properties represented

3K

from 4K certificates

At a glance

What the data says about DL8

38.6%

rated A–C

32.2%

rated E–G

£1,685

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 DL8

A92+
1.2%
B81–91
15.8%
C69–80
21.6%
D55–68
61
29.2%
E39–54
21.9%
F21–38
8.2%
G1–20
2.1%

EPC band distribution in DL8

A
421.2%
B
15.8%
578
C
21.6%
790
D
29.2%
1,066
E
21.9%
800
F
8.2%
300
G
762.1%

Certificate-estimated energy costs

Cost TypeDL8National AvgDifference
Heating£1,322/yr£782/yr▲ £540
Hot water£255/yr£184/yr▲ £71
Lighting£108/yr£95/yr▲ £13
Total£1,685/yr£1,061/yr▲ £624

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
2,63672.2%
Bungalow
75320.6%
Flat
2296.3%
Maisonette
340.9%

Main heating fuel

Mains gas
1,21933.5%
Electric
1,11230.5%
Oil
1,09430.0%
LPG
1093.0%
Other
1083.0%

Carbon emissions and improvement potential

5.7 t

current annual CO₂ estimate

2.6 t

potential annual estimate

108 m²

average floor area

When the represented homes were built

Pre-1900
29%
1900–1929
5%
1930–1949
4%
1950–1966
12%
1967–1975
8%
1976–1982
5%
1983–1990
5%
1991–1995
4%
1996–2002
5%
2003–2006
3%
2007–2011
3%
2012+
17%

Average EPC score over time

Average EPC efficiency score by year2020: 58, 2021: 57, 2022: 61, 2023: 63, 2024: 64, 2025: 646764615754202020212022202320242025Efficiency score
2020
58
2021
57
2022
61
2023
63
2024
64
2025
64

What to do next

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