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Boilers in Lisburn

£1,565 to £5,478 installed, and the grants that apply in Lisburn and official data for the council area.

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By Home Energy Quotes · Updated September 2026 · Lisburn, Lisburn and Castlereagh

Boilers in Lisburn

What a new boiler costs in Lisburn

24–30kW combi

£1,565–£2,385

Saves up to £162 a year. Pays back in about 12 years.

35–40kW system (most common)

£2,487–£3,205

Saves up to £231 a year. Pays back in about 12 years.

40kW+ heat-only

£3,708–£5,478

Saves up to £317 a year. Pays back in about 14 years.

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

Lisburn in numbers

Published statistics for the Lisburn and Castlereagh council area, not our estimates.

At the 2021 Census, 41% of households in the Lisburn and Castlereagh council area used mains gas as their only central heating, 44.8% oil only and 1.3% electricity only. The median EPC energy score for homes in the Lisburn and Castlereagh council area is 66, which is band D.

Lisburn and Castlereagh council areaFigureSource
Households on mains gas heating only41%Census 2021, NISRA
Households on oil heating only44.8%Census 2021, NISRA
Households on electric heating only1.3%Census 2021, NISRA
Median EPC energy score66 (band D)Department for Communities, EPCs to March 2023
Electricity network operatorNIE Networks (Northern Ireland)NIE Networks

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

Grants and funding in Lisburn

Affordable Warmth Scheme

Households in Lisburn with a gross income under £23,000 may qualify for the Affordable Warmth Scheme, which can replace a boiler that is at least 15 years old for eligible householders. Otherwise there is no general grant for a boiler replacement.

Source: NI Housing Executive — Affordable Warmth

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

Is Lisburn a good place for boilers?

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

Lisburn has a population of 51,447, and the area falls within the Northern Ireland region. We recommend getting at least 3 quotes to compare prices.

Find Installers in Lisburn

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 Lisburn

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

Questions about boilers in Lisburn

How much do boilers cost in Lisburn?
Boilers in Lisburn cost between £1,565 and £5,478 installed, depending on system size. A typical mid-range system costs around £2,804 including installation and VAT (modelled estimate).
How are homes in Lisburn heated?
At the 2021 Census, 41% of households in the Lisburn and Castlereagh council area, which covers Lisburn, used mains gas as their only central heating, 44.8% oil only and 1.3% electricity only.
Is there a grant for boilers in Lisburn?
Households in Lisburn with a gross income under £23,000 may qualify for the Affordable Warmth Scheme, which can replace a boiler that is at least 15 years old for eligible householders. Otherwise there is no general grant for a boiler replacement.
How long is the payback period in Lisburn?
The estimated payback period in Lisburn 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 Lisburn?
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 Lisburn before installation.
How do I find a good installer in Lisburn?
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 Lisburn

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

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Lisburn on the map

Map of Lisburn, Lisburn and Castlereagh
Lisburn, Lisburn and Castlereagh 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.