How much does a new boiler cost?
Put in your postcode area, the size of your home and your fuel, and we'll give you a price range taken from named sources, plus Boiler Upgrade Scheme grant figures and running costs at the current Ofgem price cap.
Boiler cost checker
Cost of a new boiler in the UK
A like-for-like gas combi typically costs £2,500–£4,000 supplied and fitted (Checkatrade estimate, tables last updated Oct 2026, accessed 11 Nov 2026). Your postcode area, boiler type, brand and extras change the range. Use the checker above for a cited estimate.
| Item | Low | Typical | High |
|---|---|---|---|
| Gas combi | £2,500 | £3,000 | £4,000 |
| Oil heat-only | £2,200 | £3,300 | £4,500 |
| Electric combi | £1,500 | £2,200 | £3,000 |
| Baxi band | £2,000 | — | £3,400 |
| Worcester Bosch band | £2,200 | — | £3,800 |
Source: Checkatrade / less.co.uk / bestbuilders figures in our data files, accessed 11 Nov 2026. Type: estimate.
Thinking about a heat pump?
Air source heat pump median installed cost £12,826 before grant (DESNZ BUS statistics Jul–Sep 2026 via secondary restatement, accessed 11 Nov 2026; provisional, still to be checked against the official spreadsheet). BUS grant £7,500 in England and Wales (GOV.UK, accessed 11 Nov 2026).
Guides
- Combi boiler cost Gas combi fitted ranges and extras.
- Baxi boiler cost Brand band and dated seller prices.
- Worcester Bosch boiler cost Greenstar seller prices by model.
- Electric boiler cost Installed ranges for electric boilers.
- Electric boiler running cost Monthly costs on the Ofgem price cap.
- Electric combi boiler cost Electric combi install estimates.
- Oil boiler replacement cost Oil ranges and the £9,000 off-gas grant.
- Heat pump cost DESNZ medians and BUS grant checker.
Last checked: 11 Nov 2026