What affects the cost?
Heat-pump budgets depend on heat-loss calculations, emitter upgrades, cylinder requirements, electrical work and the complexity of the existing heating system.
- Property heat loss
- Heat-pump output
- Cylinder and controls
- Radiator or underfloor upgrades
- Electrical work
- Existing system removal
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
Air Source Heat Pump Costs in the UK 2026
Published / checked: May 2026
Used for: Air-source heat pump equipment and installation benchmarks
Ground Source Heat Pump Cost: 2026 Price Guide
Published / checked: August 2026
Used for: Ground-source heat pump installation benchmarks
Boiler Upgrade Scheme — What you can get
Published / checked: Current at September 2026
Used for: Boiler Upgrade Scheme grant values
Boiler Upgrade Scheme — Overview and eligibility
Published / checked: Current at September 2026
Used for: England and Wales scheme coverage and eligibility notes
Frequently asked questions
Should grants be deducted from the headline installation cost?
For transparent budgeting it is better to show the gross installed cost first, then show any confirmed grant or support separately because eligibility and scheme terms can change.
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