What affects the cost?
Annual boiler servicing costs vary with boiler type, engineer qualification, region and whether faults are found during the visit. A routine service is separate from repairs or replacement parts.
- Gas, oil or electric boiler
- Engineer qualification
- One-off service or cover plan
- Location and call-out policy
- Faults found during inspection
- Parts or repairs required
Typical cost breakdown
Regional planning examples
The examples below apply our published modelling factor to the same national benchmark. They are not claimed as observed city-wide average quotes.
Sources used for this guide
Boiler Service Costs in the UK (2026 Price Guide)
Published / checked: Updated April 2026; cost table last updated March 2026
Used for: Gas, oil and electric boiler one-off service costs plus boiler-cover benchmarks
Frequently asked questions
How much is a boiler service in the UK?
A current planning figure for a one-off gas boiler service is around £100, with a typical range of roughly £80–£120.
Does a boiler service include repairs?
Usually not. A routine service covers inspection and safety checks; faults, parts and repair labour are normally charged separately.
Related costs
New boiler
Current UK boiler replacement costs separating supply-only appliance prices, installation labour, like-for-like combi replacements and common extras.
£2,500–£4,000 for a like-for-like combi replacementView guide →Cost guideCentral heating installation
UK full central heating installation costs for gas, oil and electric systems, including common pipework and radiator allowances.
Around £5,250 for a gas central heating installationView guide →Cost guidePlumber hourly rate
Current 2026 UK plumber hourly, day, emergency and call-out cost benchmarks.
£40–£60 / hour · average £50View guide →