In Herefordshire, County of, Powys the average household spends £1,599 a year on heating — 67% higher than the UK average of £960. Typical homes are 127.0 m² with 5.0 rooms. The local population is around 7,602 residents (Census 2021). Switching to an air-source heat pump could save up to £640 a year for an average home after the £7,500 Boiler Upgrade Scheme grant.


Areas covered

Hay-on-Wye

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 Herefordshire, County of, Powys are broadly in line with the UK average.

CategoryNational cost range Adjusted for HR3 (×1.00) Net after £7,500 BUS grant
Small flats / simple installs £ 6,000 – £ 7,000 £ 6,000 – £ 7,000 from ~£ 1,000*
2–3-bed semis / moderate upgrades £ 8,000 – £ 12,000 £ 8,000 – £ 12,000 from ~£ 1,000*
Large detached / extensive work £ 13,000 – £ 18,000 £ 13,000 – £ 18,000 £ 5,500 – £ 10,500

* 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 £3,167 for a typical 3-bedroom home after the £7,500 grant.

How much can I save on heating bills?

Roughly £640 per year for the average home at current price-cap rates.

  • £1,599 Average Heating Cost UK avg £960
  • 127.0 m² Median Floor Area UK avg 84.7 m²
  • 5.0 Average Rooms UK avg 4.4

Local energy snapshot

Latest tariff window: 2025Q4

Ofgem region & price cap

South Wales · 26.83p/kWh · 51.69p/day

PV potential (south-facing)

915 kWh per kWp/year

Dwelling mix

House 75.5% Flat 5.7% Bungalow 18.3% Detached 55.7% Semi-detached 22% Terraced 21.4%

EPC certificates

2,329 on record

Ready to get started?

Blue Ape Renewables will handle your free quote and £7,500 grant application

Get Free Quote & Grant Help →

MCS certified • Grant application handled • 4.8★ Trustpilot • Octopus Energy partner

Also in Your Area: Solar Panel Potential

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

Without heat pump:

Solar saves ~£919/year
Payback: 13.3 years

With heat pump:

Solar saves ~£1,104/year
Payback: 11.1 years

  • Typical system 6 kW
  • Installation cost ~£12,200
  • Annual generation 5,492 kWh

See detailed solar data for HR3 →

Data from our sister site, Solar By Postcode UK

Compare nearby areas: HR1 (Herefordshire, County of) · HR2 (Herefordshire, County of) · HR4 (Herefordshire, County of) · HR5 (Herefordshire, County of, Powys) · HR6 (Herefordshire, County of)

Heat Pump Installation & Ownership Guide

Timeline, planning rules, maintenance and what to expect

Loading the guide…