England & Wales · 28,615,588 certificates
Search the official EPC data by postcode: ratings, scores and what they mean, alongside radon and local comparisons.
Or use the EPC checker, or browse ratings by local authority.
The picture right now
England and Wales at a glance
1,677,772certificates lodged in the last 4 quarters (to Q2 2026)
64.5%of recent certificates rated C or better
Band distribution, last 4 quarters
A 3.1%B 12.6%C 48.8%D 29.4%E 4.7%F 1.0%G 0.3%
Best and worst rated areas
Ranked by the share of certificates rated C or better over the last 4 quarters. Urban areas with new flats dominate the top. Rural areas with older, detached stock sit at the bottom.
Highest share of C or better
Tower Hamlets87.8%#1 of 320Salford81.8%#2 of 320Stevenage79.6%#3 of 320Manchester79.1%#4 of 320Southwark78.9%#5 of 320
Lowest share of C or better
Isles of Scilly4.9%#320 of 320Tandridge38.7%#319 of 320Westmorland and Furness41.9%#318 of 320Gwynedd44.3%#317 of 320North Norfolk45.3%#316 of 320
See all 320 local authorities →
More property checks
Radon, and more coming
- Radon map: check radon gas levels by postcodeThe BGS and UKHSA radon potential class for any postcode in England and Wales.
- Flood risk by postcodeComing once the Environment Agency finishes re-homing its open data.
Guides
Understand your EPC
- EPC ratings explained: what bands A to G meanThe score behind the letter, and why most homes land on D.
- What an EPC rating really costs to runReal median heating costs per band from millions of certificates: C · D · E, and the rest.
- How to improve your EPC ratingThe measures that move the score, roughly what they cost, and what to do first.
- How much does an EPC cost?Typical prices, what affects them, and how to book an assessor.
- How long does an EPC last?The 10-year rule and when you actually need a new one.
- EPC rules for landlordsThe minimum E standard, the penalties, and the proposed move to C.
Source: MHCLG, Live tables on Energy Performance of Buildings Certificates, Table D1 (by local authority), published under the Open Government Licence v3.0. Data covers domestic certificates lodged up to 2026 Q2. Retrieved and last checked on 2026-09-06. Read more on how we handle the data.