In Bournemouth, Christchurch and Poole the average household spends £779 a year on heating — 19% lower than the UK average of £960. Typical homes are 71.5 m² with 3.4 rooms. The local population is around 9,623 residents (Census 2021). Switching to an air-source heat pump could save up to £312 a year for an average home after the £7,500 Boiler Upgrade Scheme grant.


Areas covered

Westbourne, Branksome Woods

See more in the BH area hub.

Typical air-source heat-pump installation costs range from about £6,000 at the low end to roughly £18,000 at the high end. Most homes fall somewhere between £7,000 and £15,000. These prices are before the £7,500 BUS grant (in addition, qualifying rural and island homes in Scotland may receive a further £1,500 uplift under the Home Energy Scotland scheme, for up to £9 000 of grant funding).

Installation costs in Bournemouth, Christchurch and Poole are around 10% higher than the UK average.

CategoryNational cost range Adjusted for BH4 (×1.10) Net after £7,500 BUS grant
Small flats / simple installs £ 6,000 – £ 7,000 £ 6,600 – £ 7,700 from ~£ 1,000*
2–3-bed semis / moderate upgrades £ 8,000 – £ 12,000 £ 8,800 – £ 13,200 £ 1,300 – £ 5,700
Large detached / extensive work £ 13,000 – £ 18,000 £ 14,300 – £ 19,800 £ 6,800 – £ 12,300

* Minimum net costs rarely fall below £1,000 after grant, since most installs incur at least minor extra work.

Lower end
  • Minimal groundwork or plumbing modification required
  • Well-insulated homes that only need a compact ASHP unit
Mid end
  • Moderate radiator or underfloor-heating upgrades
  • Typical pump size (8–12 kW)
Upper end
  • Large detached houses or older properties needing major pipework
  • Extensive insulation or radiator replacement
  • Multi-zone controls and bespoke system design

Heat pump FAQs

How much does a heat pump cost here?

About £4,233 for a typical 3-bedroom home after the £7,500 grant.

How much can I save on heating bills?

Roughly £312 per year for the average home at current price-cap rates.

  • £779 Average Heating Cost UK avg £960
  • 71.5 m² Median Floor Area UK avg 84.7 m²
  • 3.4 Average Rooms UK avg 4.4

Local energy snapshot

Latest tariff window: 2025Q4

Ofgem region & price cap

Southern · 26.48p/kWh · 44.62p/day

PV potential (south-facing)

1,075 kWh per kWp/year

Dwelling mix

House 12.9% Flat 82.4% Bungalow 0.9% Detached 17.1% Semi-detached 46.7% Terraced 29.6%

EPC certificates

3,970 on record

Ready to get started?

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Also in Your Area: Solar Panel Potential

Heat pumps increase electricity usage. Solar panels can offset your higher bills.

Without heat pump:

Solar saves ~£1,070/year
Payback: 11.4 years

With heat pump:

Solar saves ~£1,282/year
Payback: 9.5 years

  • Typical system 6 kW
  • Installation cost ~£12,200
  • Annual generation 6,448 kWh

See detailed solar data for BH4 →

Data from our sister site, Solar By Postcode UK

Compare nearby areas: BH1 (Bournemouth, Christchurch and Poole) · BH2 (Bournemouth, Christchurch and Poole) · BH3 (Bournemouth, Christchurch and Poole) · BH5 (Bournemouth, Christchurch and Poole) · BH6 (Bournemouth, Christchurch and Poole) · BH7 (Bournemouth, Christchurch and Poole)

Heat Pump Installation & Ownership Guide

Timeline, planning rules, maintenance and what to expect
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Official Heat Pump Resources & Data Sources

BUS, Ofgem, planning rules, MCS and the data behind the numbers
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