TIDMANS
A Cornish granite cottage exterior under clear daylight, suitable for an energy assessment

Energy Performance Certificates · St Agnes, Cornwall

EPC St Agnes

Selling or letting in St Agnes? Get a quote for a domestic EPC from an Elmhurst-accredited Domestic Energy Assessor.

On the booking page, choose Residential, then Domestic EPC.

EPC ratings in St Agnes

Local median score
59 Band D
Band C or above
34% of homes with an EPC
Camborne and Redruth (constituency)
67 Band D
England
69 Band C

A typical St Agnes home with an EPC scores 59, in band D; 34% manage C or above. That is the ONS median for Cornwall 040.

England's median is 69. St Agnes: 59. Camborne and Redruth: 67. New-build homes here score a median 83, against 54 for existing homes.

Homes in St Agnes without a certificate from April 2015 to March 2025 are not in these numbers.

Why St Agnes homes score as they do

Building age

About 32% of St Agnes' homes date from before 1919 (VOA) and 22% from 2000 or later. Across the Camborne and Redruth constituency, homes built before 1929 have a median score of 55, with 14% at C or above; those built since 2012 reach 83.

Heating: largely off mains gas

Census 2021: mains gas was the sole heating for 8% of 1,418 households in St Agnes. Other single fuels: oil 30%, electricity 22%, bottled or tank gas (LPG) 9%, renewables such as heat pumps 8%. 17% combined more than one, and 4% had no central heating. Oil, LPG and storage heaters cost more to run in the EPC model, which pulls scores down.

Houses and flats

St Agnes is 53% detached, 22% semi-detached, 17% terraced, 8% flats by Census 2021 count. Nationally, detached homes have a median EPC score of 68 (ONS).

Listed buildings and conservation areas

Historic England lists 72 buildings in and around St Agnes. Designated conservation area here: St Agnes. Windows, wall insulation and solar panels may need consent on these homes.

Local stone and walls

BGS maps mudstone, siltstone and sandstone beneath St Agnes. Where that stone went into the walls of older cottages, expect solid walls on the certificate.

Renting out in St Agnes

In St Agnes, private renters are 15% of households (212 in 2021), alongside 69% owners and 13% social tenants. From 1 October 2030 that rises to C, a level 47% of certificated homes across the Camborne and Redruth constituency reach now.

Read more about minimum EPC rules for landlords.

EPC questions in St Agnes

Do I need an EPC to sell a house in St Agnes?

Yes, before the home is marketed. Request a quote online through Survey Booker, or call us.

What EPC rating does a St Agnes rental need?

At least band E now (or a registered exemption) and C from 1 October 2030. That affects about 212 St Agnes households.

When does an EPC expire?

After ten years. You can look up an existing St Agnes certificate free on GOV.UK.

Is St Agnes better or worse than average for EPCs?

10 points below the England median: 59 against 69.

Is a listed building in St Agnes exempt from needing an EPC?

Only if meeting minimum energy requirements would unacceptably alter its character or appearance. Ask the local authority's conservation officer. St Agnes has 72 listed buildings.

Buying in St Agnes?

An EPC rates energy efficiency, not condition. See surveyors in St Agnes.

Nearby EPC pages

All Camborne and Redruth constituency EPC pages · All Cornwall EPC pages

Sources

ONS median EPC score, Mar 2025 · ONS EPC band C+, Mar 2025 · Census 2021 (Nomis) · VOA CTSOP 2025 · Historic England · planning.data.gov.uk · BGS 625k · GOV.UK MEES guidance · GOV.UK response, Jan 2026