Home insulation in Southport
£463 to £7,215 installed, and 51% of homes in the council area rated EPC D to G.
What insulation costs in Southport
Loft only
£463–£1,105
Saves up to £233 a year. Pays back in about 3 years.
Loft + cavity walls (most common)
£1,822–£4,345
Saves up to £478 a year. Pays back in about 6 years.
Full package
£3,026–£7,215
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.
Southport in numbers
Published statistics for the Sefton council area, not our estimates.
51% of homes with an EPC in the Sefton council area are rated D to G, and the median energy score is 68, which is band D. The council is part of a Warm Homes: Local Grant consortium led by Liverpool City Region Combined Authority, allocated £31,805,813 in principle across the consortium for April 2025 to March 2028.
| Sefton council area | Figure | Source |
|---|---|---|
| Homes with an EPC rated D to G | 51% | ONS, EPCs lodged to March 2025 |
| Median EPC energy score | 68 (band D) | ONS, EPCs lodged to March 2025 |
| Warm Homes: Local Grant, 2025 to 2028 | £31,805,813 to the consortium led by Liverpool City Region Combined Authority | DESNZ, list updated July 2026 |
| Households on mains gas heating only | 83.6% | Census 2021, ONS |
| Electricity network operator | SP Energy Networks (North Wales, Merseyside and Cheshire) | NESO licence area boundaries |
These are published official statistics for the Sefton council area, which covers Southport, not Home Energy Quotes estimates. Sources checked 6 October 2026.
Is Southport a good place for home insulation?
The area’s housing stock includes a range of properties suited to home insulation installations throughout Southport. Combined with North West’s energy prices, home insulation installations here may offer good value (individual results will vary).
Southport has a population of 91,000, and the area falls within the North West region. We recommend getting at least 3 quotes to compare prices.
Find Installers in Southport
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 Southport
- Qualifications — check the installer holds relevant qualifications and certifications for home insulation before signing any contract
- Local references — ask for completed jobs in Southport or Merseyside
- 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 home insulation in Southport
How much does home insulation cost in Southport?
How energy efficient are homes in Southport?
Is there a grant for home insulation in Southport?
The Warm Homes: Local Grant may fund insulation and low-carbon heating in Southport 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 Southport?
Do I need planning permission in Southport?
How do I find a good installer in Southport?
Get quotes for your home in Southport
Up to three approved installers who cover Southport may contact you. Free, no obligation.
Southport on the map
Home 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.