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Postcode district energy-performance profile

HD1 EPC ratings and energy costs

Understand how homes in HD1 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

42.0%

of analysed certificates

Potential uplift

+16

average score points

Properties represented

4K

from 4K certificates

At a glance

What the data says about HD1

42.0%

rated A–C

14.5%

rated E–G

£1,166

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 HD1

A92+
0.1%
B81–91
3.1%
C69–80
38.9%
D55–68
64
43.4%
E39–54
11.8%
F21–38
1.5%
G1–20
1.2%

EPC band distribution in HD1

A
20.1%
B
1213.1%
C
38.9%
1,540
D
43.4%
1,717
E
11.8%
467
F
591.5%
G
491.2%

Certificate-estimated energy costs

Cost TypeHD1National AvgDifference
Heating£899/yr£782/yr▲ £117
Hot water£188/yr£184/yr▲ £4
Lighting£79/yr£95/yr▼ £16
Total£1,166/yr£1,061/yr▲ £105

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

Flat
1,91548.4%
House
1,87547.4%
Maisonette
942.4%
Bungalow
711.8%

Main heating fuel

Mains gas
2,81971.3%
Electric
1,09927.8%
Other
360.9%
Oil
10.0%

Carbon emissions and improvement potential

3.5 t

current annual CO₂ estimate

1.9 t

potential annual estimate

70 m²

average floor area

When the represented homes were built

Pre-1900
20%
1900–1929
35%
1930–1949
10%
1950–1966
5%
1967–1975
8%
1976–1982
2%
1983–1990
3%
1991–1995
4%
1996–2002
2%
2003–2006
5%
2007–2011
2%
2012+
4%

Average EPC score over time

Average EPC efficiency score by year2020: 59, 2021: 63, 2022: 63, 2023: 67, 2024: 67, 2025: 667067636056202020212022202320242025Efficiency score
2020
59
2021
63
2022
63
2023
67
2024
67
2025
66

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