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Boilers in St Helens

£1,430 to £4,610 installed, and 48% of homes in the council area rated EPC D to G.

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By Home Energy Quotes · Updated September 2026 · St Helens, Merseyside

Boilers in St Helens

What a new boiler costs in St Helens

24–30kW combi

£1,430–£1,990

Saves up to £162 a year. Pays back in about 11 years.

35–40kW system (most common)

£2,090–£3,070

Saves up to £222 a year. Pays back in about 12 years.

40kW+ heat-only

£3,470–£4,610

Saves up to £296 a year. Pays back in about 14 years.

Source: Home Energy Quotes Cost Index, costs modelled March 2026, savings at the October to December 2026 price cap. Prices are estimates and include installation and VAT. Actual costs may vary.

St Helens in numbers

Published statistics for the St. Helens council area, not our estimates.

At the 2021 Census, 84.9% of households in the St. Helens council area used mains gas as their only central heating, 0.2% oil only and 3.7% electricity only. 48% of homes with an EPC in the St. Helens council area are rated D to G, and the median energy score is 69, which is band C.

St. Helens council areaFigureSource
Households on mains gas heating only84.9%Census 2021, ONS
Households on oil heating only0.2%Census 2021, ONS
Households on electric heating only3.7%Census 2021, ONS
Homes with an EPC rated D to G48%ONS, EPCs lodged to March 2025
Median EPC energy score69 (band C)ONS, EPCs lodged to March 2025
Electricity network operatorSP Energy Networks (North Wales, Merseyside and Cheshire)NESO licence area boundaries

These are published official statistics for the St. Helens council area, which covers St Helens, not Home Energy Quotes estimates. Sources checked 6 October 2026.

Grants and funding in St Helens

No general boiler grant

There is no general government grant for a like-for-like gas or oil boiler replacement in St Helens, and the Warm Homes: Local Grant cannot fund new gas boilers. If you switch to a heat pump instead, the Boiler Upgrade Scheme offers up to £7,500.

Source: GOV.UK — Boiler Upgrade Scheme

Standard VAT

Boilers are not on HMRC's list of energy-saving materials, so 20% VAT applies and is inside the prices above.

Source: HMRC — VAT Notice 708/6

Warm Homes: Local Grant

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. Income and EPC rules apply.

Source: DESNZ, list updated July 2026

Is St Helens a good place for boilers?

The area’s housing stock includes a range of properties suited to boilers installations throughout St Helens. Combined with North West’s energy prices, boilers installations here may offer good value (individual results will vary).

St Helens has a population of 102,000, and the area falls within the North West region. We recommend getting at least 3 quotes to compare prices.

St Helens

Find Installers in St Helens

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.

Request a free quote →

What to check before hiring an installer in St Helens

  • Qualifications — check the installer holds relevant qualifications and certifications for boilers before signing any contract
  • Local references — ask for completed jobs in St Helens 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
Boilers installer in St Helens

Boilers by Area in St Helens

Explore our detailed neighbourhood guides covering every area of St Helens. Each guide includes local costs, available grants and qualified installers near you.

Billinge Haydock Newton-le-Willows Rainford Rainhill Sutton

Questions about boilers in St Helens

How much do boilers cost in St Helens?
Boilers in St Helens cost between £1,430 and £4,610 installed, depending on system size. A typical mid-range system costs around £2,560 including installation and VAT (modelled estimate).
How are homes in St Helens heated?
At the 2021 Census, 84.9% of households in the St. Helens council area, which covers St Helens, used mains gas as their only central heating, 0.2% oil only and 3.7% electricity only.
Is there a grant for boilers in St Helens?
There is no general government grant for a like-for-like gas or oil boiler replacement in St Helens, and the Warm Homes: Local Grant cannot fund new gas boilers. If you switch to a heat pump instead, the Boiler Upgrade Scheme offers up to £7,500.
How long is the payback period in St Helens?
The estimated payback period in St Helens is typically around 13 years, based on estimated savings of up to £202 a year for a typical home. Actual payback depends on your property size, boiler efficiency and gas tariff.
Do I need planning permission in St Helens?
Most boilers installations fall under permitted development rights and do not require planning permission. However, listed buildings, conservation areas and flats may need approval. Always check with your local planning authority in St Helens before installation.
How do I find a good installer in St Helens?
We recommend getting at least 3 quotes from qualified installers. Check online reviews and verify that the installer holds relevant qualifications before signing any contract.

Get quotes for your home in St Helens

Up to three approved installers who cover St Helens may contact you. Free, no obligation.

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St Helens on the map

Map of St Helens, Merseyside
St Helens, Merseyside and the surrounding area.

Boilers 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.