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Boilers in Exeter

£1,650 to £5,170 installed, and 41% of homes in the council area rated EPC D to G.

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By Home Energy Quotes · Updated September 2026 · Exeter, Devon

Boilers in Exeter

What a new boiler costs in Exeter

24–30kW combi

£1,650–£2,330

Saves up to £159 a year. Pays back in about 13 years.

35–40kW system (most common)

£2,370–£3,420

Saves up to £233 a year. Pays back in about 12 years.

40kW+ heat-only

£3,690–£5,170

Saves up to £324 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.

Exeter in numbers

Published statistics for the Exeter council area, not our estimates.

At the 2021 Census, 76.4% of households in the Exeter council area used mains gas as their only central heating, 0.3% oil only and 11.5% electricity only. 41% of homes with an EPC in the Exeter council area are rated D to G, and the median energy score is 70, which is band C.

Exeter council areaFigureSource
Households on mains gas heating only76.4%Census 2021, ONS
Households on oil heating only0.3%Census 2021, ONS
Households on electric heating only11.5%Census 2021, ONS
Homes with an EPC rated D to G41%ONS, EPCs lodged to March 2025
Median EPC energy score70 (band C)ONS, EPCs lodged to March 2025
Electricity network operatorNational Grid Electricity Distribution (South West England)NESO licence area boundaries

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

Grants and funding in Exeter

No general boiler grant

There is no general government grant for a like-for-like gas or oil boiler replacement in Exeter, 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 Devon, allocated £4,064,026 in principle across the consortium for April 2025 to March 2028. Income and EPC rules apply.

Source: DESNZ, list updated July 2026

Is Exeter a good place for boilers?

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

Exeter has a population of 130,000, and the area falls within the South West region. We recommend getting at least 3 quotes to compare prices.

Exeter

Find Installers in Exeter

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.

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What to check before hiring an installer in Exeter

  • Qualifications — check the installer holds relevant qualifications and certifications for boilers before signing any contract
  • Local references — ask for completed jobs in Exeter or Devon
  • 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 Exeter

Questions about boilers in Exeter

How much do boilers cost in Exeter?
Boilers in Exeter cost between £1,650 and £5,170 installed, depending on system size. A typical mid-range system costs around £2,890 including installation and VAT (modelled estimate).
How are homes in Exeter heated?
At the 2021 Census, 76.4% of households in the Exeter council area, which covers Exeter, used mains gas as their only central heating, 0.3% oil only and 11.5% electricity only.
Is there a grant for boilers in Exeter?
There is no general government grant for a like-for-like gas or oil boiler replacement in Exeter, 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 Exeter?
The estimated payback period in Exeter is typically around 14 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 Exeter?
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 Exeter before installation.
How do I find a good installer in Exeter?
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 Exeter

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

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Exeter on the map

Map of Exeter, Devon
Exeter, Devon 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.