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Local authority data · England

Commercial EPC & MEES data for Arun

78.6% of commercial property in Arun sits below EPC B. Analysis of 2,362 unique commercial properties on the Energy Performance of Buildings Register.

78.6%
of commercial stock below EPC B
131
over 1,000 m² and below B – the 2031 cohort
85
rated F or G – unlettable without an exemption
107 / 319
national rank by share below EPC B

The position in Arun

There are 2,362 unique commercial properties in Arun with a certificate on the Energy Performance of Buildings Register. Of those, 1,856 – 78.6% – are rated below EPC B, which is 2.5 percentage points worse than the England and Wales average of 76.1%.

The largest category locally is retail & financial services, and the postal towns and districts most represented are Bognor Regis, Littlehampton, Arundel, Rustington, Worthing. Average floor area is 476 m² and the average asset rating is 77.

422 certificates in the district have expired (17.9% of the total), of which 64 were rated F or G when issued – the least comfortable position on the register, and the one owners are least likely to know about.

Key figures

Properties analysed2,362
Below EPC B1,856 (78.6%)
Below EPC E – unlettable85 (3.6%)
Over 1,000 m² and below B131
Expired certificates422 (17.9%)
Expired and below E64
Average floor area476 m²
Average asset rating77
National rank107 of 319

Band distribution

Commercial EPC band distribution – Arun
BandPropertiesShareShare, shown as a barvs England & Wales
A+40.2%
-0.1
A733.1%
-1.0
B42918.2%
-1.3
C89838.0%
+4.8
D60725.7%
–
E26611.3%
-1.6
F451.9%
–
G401.7%
-0.8

Commercial stock by sector

Commercial stock by sector
SectorPropertiesShareShare, shown as a bar
Retail & financial services90538.3%
Offices & workshops45819.4%
Restaurants, cafes & pubs28712.2%
Storage & distribution1908.0%
General & special industrial1566.6%
Hospitals & care homes853.6%
Hotels692.9%
Primary healthcare542.3%

Floor area – who the 2031 standard catches

The 2031 EPC B standard is expected to apply only to buildings over 1,000 m². In Arun that line falls here:

Floor area distribution – the 1,000 m² line decides who is caught by the 2031 standard
Floor areaPropertiesShareShare, shown as a bar
Under 250 m²1,52564.6%
250–500 m²40517.1%
500–1,000 m²2159.1%
1,000–2,500 m²1426.0%
2,500–10,000 m²642.7%
Over 10,000 m²110.5%

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For editors and journalists

Quote – attributable to evenEco

Analysis of the Energy Performance of Buildings Register by evenEco shows that 78.6% of commercial property in Arun is rated below EPC B – the standard expected to apply to buildings over 1,000 m² from 2031. 131 buildings in the district are both over 1,000 m² and below that standard, and 85 are rated F or G, which has been below the legal minimum for letting since April 2023. Arun ranks 107 of 319 local authorities in England and Wales.

Please attribute to evenEco and link to evenhub.uk/commercial/areas/arun/. Figures derived from the GOV.UK Energy Performance of Buildings Register, deduplicated to the most recent certificate per property. Media enquiries: contact us.

Shareable summary – Arun

Commercial EPC summary – Arun, September 2026
MeasureFigure
Commercial properties analysed2,362
Below EPC B1,856 (78.6%)
Below EPC E – unlettable without exemption85 (3.6%)
Over 1,000 m² and below EPC B131
Expired certificates422 (17.9%)
Average floor area476 m²
National rank (share below EPC B)107 of 319

Common questions

How many commercial properties in Arun are below EPC B?

1,856 of 2,362 – 78.6% of the commercial stock on the register. That is 2.5 percentage points worse than the England and Wales average of 76.1%.

How many buildings in Arun are caught by the 2031 EPC B standard?

131 commercial buildings in Arun are over 1,000 m² and currently rated below EPC B, which is the cohort the 2031 standard is aimed at.

How many commercial buildings in Arun are already unlettable?

85 are rated F or G. Letting those without a registered exemption has been unlawful since 1 April 2023. A further 64 have an expired certificate that was rated F or G.

Where does Arun rank nationally?

107 of 319 local authorities, ranked by the share of commercial stock below EPC B, with rank 1 being the highest share.

Local authorities with a similar profile

All 319 local authorities →

Source: GOV.UK Energy Performance of Buildings Register, deduplicated by evenEco to the most recent certificate per propertyAnalysis updated 11 September 2026 Methodology