Cheap Gas and Electricity in South Harrow

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Current Cheapest Energy Deals in South Harrow

Electricity Tariffs

Supplier	Tariff	Type	Unit Rate	Standing	Est. Annual	Exit Fee
E.ON Next	Next Secure Fixed 14m v3	Fixed	24.14p	49.33p	£832	£50
Good Energy	Good Energy Fix Feb27	Fixed	24.21p	56.30p	£859	£50
Co-op Energy	Co-op 12M Fixed	Variable	25.56p	47.98p	£865	None
London Power	my london 12m fixed plan	Variable	25.56p	47.98p	£865	None
Octopus Energy	Octopus 12M Fixed	Fixed	25.60p	47.98p	£866	None
OVO Energy	Simpler Energy - 01/01/2026	Variable	26.56p	46.98p	£889	None
EDF Energy	PAYG Standard Variable	Variable	27.03p	49.33p	£910	None
Scottish PowerGreen	Green Fixed Apr 2027 TL2	Fixed	27.85p	49.33p	£932	£50
British Gas	Standard Variable	Variable	27.88p	49.33p	£933	None

Gas Tariffs

Supplier	Tariff	Type	Unit Rate	Standing	Est. Annual	Exit Fee
E.ON Next	Next Secure Fixed 14m v3	Fixed	5.10p	34.74p	£713	£50
Good Energy	Good Energy Fix Feb27	Fixed	5.25p	33.87p	£727	£50
Co-op Energy	Co-op 12M Fixed	Variable	5.52p	33.38p	£757	None
London Power	my london 12m fixed plan	Variable	5.52p	33.38p	£757	None
Octopus Energy	Octopus 12M Fixed	Fixed	5.53p	33.38p	£758	None
OVO Energy	Simpler Energy - 01/01/2026	Variable	5.59p	33.08p	£764	None
EDF Energy	Simply Fixed Feb27v7	Fixed	5.59p	34.74p	£770	£50
British Gas	Standard Variable	Variable	5.87p	34.74p	£801	None

Prices shown are for direct debit customers. Annual costs based on typical domestic usage (2,700 kWh electricity, 11,500 kWh gas). Use the comparison tool above for a personalised quote.

EV TariffsFor electric vehicle owners

Supplier	Tariff	Off-Peak	Peak	Standing	Exit Fee
Octopus Energy	Intelligent Octopus Go 12M Fixed	7.00p	31.64p	47.70p	None
E.ON Next	Next Drive Lite	12.00p	25.48p	48.25p	None
EDF Energy	EVolve Tracker Apr27	17.88p	27.88p	49.33p	£25
Good Energy	Good Energy EV Charge	8.50p	33.16p	61.37p	£50

Off-peak rates typically apply overnight (e.g., 11:30pm-5:30am). Ideal for charging EVs while you sleep.

Heat Pump TariffsFor homes with heat pumps

Supplier	Tariff	Off-Peak	Peak	Standing	Exit Fee
Octopus Energy	Cosy Octopus	14.63p	44.74p	48.39p	None
EDF Energy	Heat Pump Tracker 36m	17.88p	27.88p	49.33p	None
Good Energy	Good Energy Heat Pump	13.00p	29.14p	56.92p	£75
Scottish Power	Heat Pump Saver Feb 2027 v1	30.80p	30.80p	48.25p	None

Off-peak periods designed around typical heat pump usage patterns (early morning, afternoon, late evening).

Storage Heater TariffsFor homes with storage heaters

Supplier	Tariff	Off-Peak	Peak	Standing	Exit Fee
Octopus Energy	Snug Octopus	9.00p	31.65p	48.39p	None

Cheap overnight rates for charging storage heaters. Off-peak typically 12:30am-6:30am.

Agile TariffsPrices change every 30 mins

Supplier	Tariff	Current Rate	Standing	Exit Fee
Octopus EnergyGreen	Agile Octopus	17.66p	48.79p	None
E.ON Next	Next Pumped Fixed 12m V8	21.30p	49.33p	None
EDF Energy	Freephase Static 12m	22.15p	48.64p	None

Prices vary every 30 minutes based on wholesale market. Can be very cheap overnight, but expensive at peak times. Best for flexible usage.

Tracker TariffsFollows Ofgem price cap

Supplier	Tariff	Unit Rate	Standing	Exit Fee
EDF Energy	PAYG Simply Tracker Mar27	27.03p	42.47p	£25
E.ON Next	Next Pledge Tracker 12m v9	26.95p	49.33p	None
Scottish Power	Cap Tracker Mar 2027 A1	27.88p	47.27p	None

Single rate that adjusts quarterly with the Ofgem price cap. No exit fees typically - good if you want to benefit when the cap falls.

Prices updated: 13 Feb 2026 at 14:18

East England Grid Right Now

Carbon Intensity

81 gCO2/kWh

low

Renewables

59%

imports: 2.6%

gas: 17.5%

nuclear: 21.3%

wind: 58.5%

Energy Efficiency in HA2

Average EPC Rating

Above national average (D)

80%

On Mains Gas

469

2461

1793

248

Based on 5,000 energy certificates

Fuel Poverty in Harrow

10.7%

Households in Fuel Poverty

Below national average (13.1%)

10,277

Households Affected

of 96,403 total

Fuel poverty is defined as households with low income living in homes with poor energy efficiency. Data from DESNZ 2022.

Energy Usage in Harrow

3,747

kWh/year

Electricity

Close to national average (3,554 kWh)

15,185

kWh/year

Gas

34% above average (11,320 kWh)

Based on 94,523 electricity meters and 83,827 gas meters in Harrow. Source: DESNZ 2024.

Smart Meters in Harrow

65%

Have Smart Meters

Below national average (68%)

65% of meters are smart

Data from DESNZ Q1 2025. Smart meters help you track your energy usage in real time.

Off Mains Gas in Harrow

12%

Properties Off Gas Grid

Below national average (16%)

11,615

Homes Without Gas

of 96,510 properties

Data from DESNZ 2024. Properties not on the gas grid may be eligible for the Boiler Upgrade Scheme.

Renewable Energy in Harrow

2,212

Solar Installations

Below average (24.7 per 1,000 homes)

9.6

Total Capacity

Enough to power ~2,886 homes

Installed Capacity

Solar PV

9.6 MW

Harrow ranks#292 of 314 for solar. Data from DESNZ 2024.

Energy Grants & Support

Great British Insulation Scheme

Free or subsidised insulation for middle-income households

Available to most homeowners

Check eligibility

Warm Home Discount

£150 off your energy bill this winter

For eligible low-income households

Check eligibility

Frequently Asked Questions

What grants are available for homeowners in South Harrow?

Depending on your circumstances, you may qualify for:

ECO4 Scheme - Free boiler replacement and insulation for low-income households with homes rated D-G
Boiler Upgrade Scheme - £7,500 towards heat pump installation (any homeowner)
Great British Insulation Scheme - Subsidised insulation for middle-income homes
Warm Home Discount - £150 off energy bills for eligible low-income households

South Harrow is a Suburban Area in Greater London, London, England.

Electricity in South Harrow

When the electricity industry was privatised in 1997 the UK was divided into 14 Public Electricity Suppliers (PES for short). While you can now choose from many different electricity suppliers the PES areas that you are located in will have a significant effect on the cost of your electricity. Standing charges and unit rates differ between PES areas.

South Harrow is in the Eastern Electric network PES area which covers the East England area of the UK.

Eastern Electric is owned by UK Power Networks who are the company responsible for maintaining the physical electricity network in South Harrow and the surrounding area.

Gas in South Harrow

South Harrow is connected to the gas distribution network so mains gas is available in this area.

Green Energy in South Harrow

Consumers are increasingly looking for green energy, also known as renewable energy, as a more environmentally friendly option for powering their homes. Several suppliers that specialise in wind energy, solar energy and hydroelectric energy are available in all parts of the UK and that includes South Harrow. Just use our handy checker at the top of this page and choose “Green Plans” to see renewable energy suppliers in this area.

What to do in an emergency

If you have an electrical emergency in South Harrow call UK Power Networks on 0800 029 4285

If you have a gas emergency in South Harrow call National Gas Emergencies on 0800 111 999. If you are at home, and it is safe to do so, turn off your gas supply. Open doors and windows. Do not smoke or use matches or lighters. Do not turn electrical switches off or on.

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