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Solar panels in Lisburn

£3,458 to £10,881 installed, 1,448 hours of sun a year, and 2,920 installations already in the council area.

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

Solar Panels in Lisburn

What a system costs in Lisburn

3kWp

£3,458–£4,625

Saves up to £373 a year. Pays back in about 11 years.

4kWp (most common)

£5,518–£6,977

Saves up to £580 a year. Pays back in about 11 years.

6kWp

£8,058–£10,881

Saves up to £853 a year. Pays back in about 11 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 end of 2025 there were 2,920 solar PV installations in the Lisburn and Castlereagh council area, about 48.5 for every 1,000 households, with 74.5 MW of capacity between them. The count covers every size of installation, on homes and businesses. 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
Solar PV installations (all sizes)2,920 (48.5 per 1,000 households)DESNZ, end of 2025
Median EPC energy score66 (band D)Department for Communities, EPCs to March 2023
Households on mains gas heating only41%Census 2021, NISRA
Electricity network operatorNIE Networks (Northern Ireland)NIE Networks

Lisburn is served by NIE Networks, the electricity network operator for Northern Ireland. Solar panels have to be registered with the network operator. Your installer normally does this: smaller systems are notified after installation, and larger ones need approval before work starts.

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

Northern Ireland solar support

Solar panels in Lisburn qualify for 0% VAT until March 2027. The Smart Export Guarantee does not apply in Northern Ireland and there is no general grant for solar panels, although lower-income owner-occupiers may qualify for a Northern Ireland Sustainable Energy Programme scheme. You can still sell surplus electricity to a supplier.

Source: nidirect

0% VAT until March 2027

Applies across the UK and is already inside the prices above.

Source: HMRC — VAT Notice 708/6

Is Lisburn a good place for solar panels?

Lisburn receives an average of 1448 hours of sunshine per year — close to the UK average of 1,493 hours. Combined with Northern Ireland’s energy prices tracking the UK average, solar panels 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.

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What to check before hiring an installer in Lisburn

  • Qualifications — check the installer holds relevant qualifications and certifications for solar panels 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
Solar Panels installer in Lisburn

Questions about solar panels in Lisburn

How much do solar panels cost in Lisburn?
Solar Panels in Lisburn cost between £3,458 and £10,881 installed, depending on system size. A typical mid-range system costs around £6,496 including installation and VAT (modelled estimate).
How many solar panel installations are there in Lisburn?
Official figures are published for the Lisburn and Castlereagh council area, which covers Lisburn. At the end of 2025 there were 2,920 solar PV installations there, about 48.5 for every 1,000 households (DESNZ). The count covers every size of installation, on homes and businesses.
Is there a grant for solar panels in Lisburn?
Solar panels in Lisburn qualify for 0% VAT until March 2027. The Smart Export Guarantee does not apply in Northern Ireland and there is no general grant for solar panels, although lower-income owner-occupiers may qualify for a Northern Ireland Sustainable Energy Programme scheme. You can still sell surplus electricity to a supplier.
How long is the payback period in Lisburn?
The estimated payback period in Lisburn is typically around 12 years, based on estimated savings of up to £555 a year for a typical home. Actual payback depends on your energy usage, roof orientation and tariff.
Do I need planning permission in Lisburn?
Most solar panels 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 roof 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.

Solar Panels 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.