Heat pump running cost in Nottingham
Nottingham sits in the East Midlands supply region, run by National Grid Electricity Distribution, which has the lowest capped electricity unit rate in Great Britain. In Nottingham, electricity is capped at about 25.1p/kWh and gas at about 7.19p/kWh (Ofgem cap, Jul-Sep 2026). A typical 3-bedroom semi (around 12,000 kWh of heat a year) would cost roughly £861/yr to run an air source heat pump (SCOP 3.5), versus about £1,065/yr on gas. That is about £204 saved a year. Enter your own home below to see your figure.
Your standard rate. The tariff scenario is shown separately.
Efficiency. 3.5 is typical.
On a standard tariff (price cap)
electricity at 25.1p/kWh
£204 /yr saved
Heat pump £861/yr · payback 18.4 yrs
On a heat pump tariff (~15p/kWh)
cheap-rate electricity
£550 /yr saved
Heat pump £514/yr · payback 6.8 yrs
Heat pump tariffs (Octopus Cosy, EDF, Scottish Power) offered off-peak rates of about 14p to 15p/kWh in June 2026. The ~15p scenario assumes most heating runs in the cheap hours.
- Now: mains gas heating
- £1,065/yr
- Gas standing charge saved
- £106/yr
- Indicative system size
- ~6kW
- Install after grant
- £3,750
- CO₂ saved
- 1,730 kg/yr
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Estimate only. Real figures depend on your home, install and tariff. Prices: Ofgem cap, Jul-Sep 2026.