Insulation in Weston-super-Mare
£512 to £7,975 installed, and 45% of homes in the council area rated EPC D to G.
What insulation costs in Weston-super-Mare
Loft only
£512–£1,221
Saves up to £233 a year. Pays back in about 3 years.
Loft + cavity walls (most common)
£2,014–£4,802
Saves up to £478 a year. Pays back in about 6 years.
Full package
£3,344–£7,975
Saves up to £546 a year. Pays back in about 9 years.
Source: Home Energy Quotes Cost Index, costs modelled September 2026, savings at the October to December 2026 price cap. Prices are estimates and include installation and VAT. Actual costs may vary.
Weston-super-Mare in numbers
Published statistics for the North Somerset council area, not our estimates.
45% of homes with an EPC in the North Somerset council area are rated D to G, and the median energy score is 70, which is band C. The council is part of a Warm Homes: Local Grant consortium led by Bristol, City of, allocated £12,662,001 in principle across the consortium for April 2025 to March 2028.
| North Somerset council area | Figure | Source |
|---|---|---|
| Homes with an EPC rated D to G | 45% | ONS, EPCs lodged to March 2025 |
| Median EPC energy score | 70 (band C) | ONS, EPCs lodged to March 2025 |
| Warm Homes: Local Grant, 2025 to 2028 | £12,662,001 to the consortium led by Bristol, City of | DESNZ, list updated July 2026 |
| Households on mains gas heating only | 76.7% | Census 2021, ONS |
| Electricity network operator | National Grid Electricity Distribution (South West England) | NESO licence area boundaries |
These are published official statistics for the North Somerset council area, which covers Weston-super-Mare, not Home Energy Quotes estimates. Sources checked 6 October 2026.
Is Weston-super-Mare a good place for insulation?
The area’s housing stock includes a range of properties suited to insulation installations throughout Weston-super-Mare. Combined with South West’s energy prices, insulation installations here may offer good value (individual results will vary).
Weston-super-Mare has a population of 84,605, and the area falls within the South West region. We recommend getting at least 3 quotes to compare prices.
Find Installers in Weston-super-Mare
We recommend getting at least 3 quotes from qualified installers before making a decision. Check reviews, ask for local references, and make sure warranties are clearly stated in writing.
What to check before hiring an installer in Weston-super-Mare
- Qualifications — check the installer holds relevant qualifications and certifications for insulation before signing any contract
- Local references — ask for completed jobs in Weston-super-Mare or Somerset
- Reviews — check online reviews before committing
- Warranty — product and workmanship warranties should be clearly stated in writing
- 3 quotes minimum — we recommend comparing at least three quotes to ensure you get a fair price
Questions about insulation in Weston-super-Mare
How much does insulation cost in Weston-super-Mare?
How energy efficient are homes in Weston-super-Mare?
Is there a grant for insulation in Weston-super-Mare?
The Warm Homes: Local Grant may fund insulation and low-carbon heating in Weston-super-Mare for homes in England with an EPC rating of D to G, where household income is usually £36,000 or less or someone receives certain benefits.
How long is the payback period in Weston-super-Mare?
Do I need planning permission in Weston-super-Mare?
How do I find a good installer in Weston-super-Mare?
Get quotes for your home in Weston-super-Mare
Up to three approved installers who cover Weston-super-Mare may contact you. Free, no obligation.
Weston-super-Mare on the map
Insulation in nearby towns
Last reviewed: . Costs are modelled estimates from the Home Energy Quotes Cost Index — see how we calculate them. Grant rates are checked against GOV.UK.