What is the average EPC rating in Flintshire?

The analysed certificates in Flintshire have an average EPC rating of D, with an average efficiency score of 68 out of 100.

How many properties does the Flintshire analysis represent?

The 2020–2025 analysis contains 24,017 certificates linked to 22,926 distinct property references. A property may have more than one certificate.

Can EPCScore show the certificate for a specific home in Flintshire?

No. EPCScore publishes aggregated area statistics. Use the official GOV.UK Energy Performance of Buildings Register to find an individual certificate.

Local authority energy-performance profile

Flintshire EPC ratings and energy costs

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

Compare with another area →

Average EPC

D 68

0.5 points below analysed national average

Rated C or above

56.8%

of analysed certificates

Potential uplift

+16

average score points

Properties represented

23K

from 24K certificates

At a glance

What the data says about Flintshire

56.8%

rated A–C

12.6%

rated E–G

£1,119

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.

Latest official local-authority table

Updated through 30 June 2026

68,585

domestic EPC lodgements since 2008

42.3%

rated C or above

21.6%

rated E, F or G

The current MHCLG live table counts certificate lodgements, not unique homes. It complements the more detailed 2020–2025 EPCScore analysis below.

Housing market context — May 2026

Average property price

£213,863

Annual change

+1.7%

Context

Official UK HPI local-authority average

detached£308,555

semi-detached£190,892

terraced£155,582

flat£104,769

UK HPI figures are provisional and can be revised. They describe the whole local housing market; EPCScore does not infer that EPC ratings caused local price levels or changes. View the official UK HPI ↗

Average EPC score in Flintshire

A92+

2.2%

B81–91

15.7%

C69–80

38.9%

D55–68

30.5%

E39–54

8.6%

F21–38

2.9%

G1–20

1.1%

EPC band distribution in Flintshire

5322.2%

15.7%

3,762

38.9%

9,353

30.5%

7,337

8.6%

2,063

7012.9%

2691.1%

Certificate-estimated energy costs

Cost Type	Flintshire	National Avg	Difference
Heating	£844/yr	£782/yr	▲ £62
Hot water	£175/yr	£184/yr	▼ £9
Lighting	£101/yr	£95/yr	▲ £6
Total	£1,119/yr	£1,061/yr	▲ £58

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

16,89070.3%

Bungalow

4,08417.0%

Flat

2,64811.0%

Maisonette

3801.6%

Park home

150.1%

Main heating fuel

Mains gas

19,43081.2%

Electric

1,9698.2%

Oil

1,7677.4%

LPG

4912.1%

Other

2821.2%

Carbon emissions and improvement potential

3.5 t

current annual CO₂ estimate

1.8 t

potential annual estimate

88 m²

average floor area

When the represented homes were built

Pre-1900

1900–1929

11%

1930–1949

1950–1966

22%

1967–1975

15%

1976–1982

1983–1990

1991–1995

1996–2002

2003–2006

2007–2011

2012+

10%

Average EPC score over time

2020: 64
2021: 68
2022: 67
2023: 68
2024: 70
2025: 71

What to do next

Find one property's EPC ↗

Use the official register for an address-level certificate.

Plan sensible improvements →

Read recommendations in the right order before spending.

Compare another area →

Put two postcode districts side by side.

Check the methodology →

Understand coverage, dates and limitations.