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Local authority data · Wales

Commercial EPC & MEES data for Monmouthshire

81.7% of commercial property in Monmouthshire sits below EPC B. Analysis of 1,416 unique commercial properties on the Energy Performance of Buildings Register.

81.7%
of commercial stock below EPC B
98
over 1,000 m² and below B – the 2031 cohort
77
rated F or G – unlettable without an exemption
38 / 319
national rank by share below EPC B

The position in Monmouthshire

There are 1,416 unique commercial properties in Monmouthshire with a certificate on the Energy Performance of Buildings Register. Of those, 1,157 – 81.7% – are rated below EPC B, which is 5.6 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 Abergavenny, Chepstow, Monmouth, Caldicot, Usk. Average floor area is 568 m² and the average asset rating is 78.

379 certificates in the district have expired (26.8% of the total), of which 49 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 analysed1,416
Below EPC B1,157 (81.7%)
Below EPC E – unlettable77 (5.4%)
Over 1,000 m² and below B98
Expired certificates379 (26.8%)
Expired and below E49
Average floor area568 m²
Average asset rating78
National rank38 of 319

Band distribution

Commercial EPC band distribution – Monmouthshire
BandPropertiesShareShare, shown as a barvs England & Wales
A+110.8%
+0.5
A302.1%
-2.0
B21815.4%
-4.1
C51236.2%
+3.0
D38126.9%
+1.2
E18713.2%
+0.3
F362.5%
+0.6
G412.9%
+0.4

Commercial stock by sector

Commercial stock by sector
SectorPropertiesShareShare, shown as a bar
Retail & financial services52336.9%
Offices & workshops27719.6%
Restaurants, cafes & pubs18813.3%
Storage & distribution1027.2%
General & special industrial946.6%
Hotels533.7%
Education423.0%
Hospitals & care homes392.8%

Floor area – who the 2031 standard catches

The 2031 EPC B standard is expected to apply only to buildings over 1,000 m². In Monmouthshire 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 m²79255.9%
250–500 m²32222.7%
500–1,000 m²15510.9%
1,000–2,500 m²936.6%
2,500–10,000 m²433.0%
Over 10,000 m²110.8%

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For editors and journalists

Quote – attributable to evenEco

Analysis of the Energy Performance of Buildings Register by evenEco shows that 81.7% of commercial property in Monmouthshire is rated below EPC B – the standard expected to apply to buildings over 1,000 m² from 2031. 98 buildings in the district are both over 1,000 m² and below that standard, and 77 are rated F or G, which has been below the legal minimum for letting since April 2023. Monmouthshire ranks 38 of 319 local authorities in England and Wales.

Please attribute to evenEco and link to evenhub.uk/commercial/areas/monmouthshire/. 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 – Monmouthshire

Commercial EPC summary – Monmouthshire, September 2026
MeasureFigure
Commercial properties analysed1,416
Below EPC B1,157 (81.7%)
Below EPC E – unlettable without exemption77 (5.4%)
Over 1,000 m² and below EPC B98
Expired certificates379 (26.8%)
Average floor area568 m²
National rank (share below EPC B)38 of 319

Common questions

How many commercial properties in Monmouthshire are below EPC B?

1,157 of 1,416 – 81.7% of the commercial stock on the register. That is 5.6 percentage points worse than the England and Wales average of 76.1%.

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

98 commercial buildings in Monmouthshire 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 Monmouthshire are already unlettable?

77 are rated F or G. Letting those without a registered exemption has been unlawful since 1 April 2023. A further 49 have an expired certificate that was rated F or G.

Where does Monmouthshire rank nationally?

38 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