Cheap Gas and Electricity in London
Click here to claim a £50 bill credit with Octopus EnergyClick here to claim a £50 bill credit with Octopus EnergyCurrent Cheapest Energy Deals in London
Electricity Tariffs
| Supplier | Tariff | Type | Unit Rate | Standing | Est. Annual | Exit Fee |
|---|---|---|---|---|---|---|
| E.ON Next | Next Secure Fixed 16m v4 | Fixed | 22.59p | 41.68p | £762 | £50 |
| Co-op Energy | Co-op 12M Fixed | Variable | 23.58p | 45.78p | £804 | None |
| London Power | my london 12m fixed plan | Variable | 23.58p | 45.78p | £804 | None |
| Good Energy | Good Energy Fix Feb27 | Fixed | 23.57p | 48.11p | £812 | £50 |
| Octopus Energy | Octopus 12M Fixed | Fixed | 24.68p | 45.78p | £834 | None |
| OVO Energy | Simpler Energy - 01/01/2026 | Variable | 25.71p | 44.87p | £858 | None |
| EDF Energy | Simply Fixed Feb27v7 | Fixed | 25.88p | 47.11p | £871 | £50 |
| Scottish PowerGreen | Green Fixed Apr 2027 TL3 | Fixed | 25.89p | 47.10p | £871 | £50 |
| British Gas | Standard Variable | Variable | 27.00p | 47.11p | £901 | None |
Gas Tariffs
| Supplier | Tariff | Type | Unit Rate | Standing | Est. Annual | Exit Fee |
|---|---|---|---|---|---|---|
| E.ON Next | Next Fixed 15m v7 | Fixed | 5.24p | 35.62p | £733 | £50 |
| Co-op Energy | Co-op 12M Fixed | Variable | 5.49p | 34.28p | £756 | None |
| London Power | my london 12m fixed plan | Variable | 5.49p | 34.28p | £756 | None |
| Good Energy | Good Energy Fix Feb27 | Fixed | 5.54p | 33.87p | £761 | £50 |
| OVO Energy | Simpler Energy - 01/01/2026 | Variable | 5.74p | 33.93p | £784 | None |
| Octopus Energy | Octopus 12M Fixed | Fixed | 5.74p | 34.28p | £786 | None |
| EDF Energy | Simply Fixed Feb27v7 | Fixed | 5.80p | 35.62p | £797 | £50 |
| British Gas | Standard Variable | Variable | 6.03p | 35.63p | £823 | 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 Flux Import | 24.63p | 32.84p | 45.47p | None |
| E.ON Next | Next Drive Lite | 12.00p | 24.58p | 46.06p | None |
| EDF Energy | EVolve Tracker Apr27 | 17.00p | 27.00p | 47.11p | £25 |
| Good Energy | Good Energy EV Charge | 8.50p | 32.96p | 52.60p | £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 12M Fixed | 13.57p | 41.52p | 44.78p | None |
| EDF Energy | Heat Pump Tracker 36m | 17.00p | 27.00p | 47.11p | None |
| Good Energy | Good Energy Heat Pump | 13.00p | 28.91p | 48.73p | £75 |
| Scottish Power | Heat Pump Saver Apr 2027 v1 | 29.76p | 29.76p | 46.05p | 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 | 30.68p | 45.47p | 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 |
|---|---|---|---|---|
| E.ON Next | Next Smart Saver Fixed 12m V12 | 19.73p | 41.68p | None |
| EDF Energy | Freephase Static 12m | 23.37p | 38.32p | None |
| Octopus EnergyGreen | Agile Octopus | 23.84p | 39.54p | 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 |
|---|---|---|---|---|
| E.ON Next | Next Pledge Tracker 12m v11 | 23.04p | 44.83p | £50 |
| EDF Energy | PAYG Simply Tracker Extra Jun27 | 26.17p | 33.41p | £25 |
| Scottish Power | Cap Tracker Mar 2027 A1 | 27.00p | 45.05p | 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: 23 Mar 2026 at 06:13
London Grid Right Now
Energy Efficiency in EC2V
Based on 10 energy certificates
Fuel Poverty in City of London
Fuel poverty is defined as households with low income living in homes with poor energy efficiency. Data from DESNZ 2022.
Energy Usage in City of London
Based on 7,184 electricity meters and 2,061 gas meters in City of London. Source: DESNZ 2024.
Smart Meters in City of London
Smart meter coverage in this area is below average. Contact your energy supplier to request a free smart meter installation.
Off Mains Gas in City of London
With 73% of properties not on mains gas, many homes in this area use alternative heating such as oil, LPG, or electricity. The Boiler Upgrade Scheme offers up to £7,500 towards heat pump installation.
Renewable Energy in City of London
City of London ranks#304 of 314 for solar. Data from DESNZ 2024.
Energy Grants & Support
Frequently Asked Questions
What grants are available for homeowners in London?
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
London is a City in City of London, London, England.
Electricity in London
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.
London is in the London Electricty network PES area which covers the London area of the UK.
London Electricty is owned by UK Power Networks who are the company responsible for maintaining the physical electricity network in London and the surrounding area.
Gas in London
London is connected to the gas distribution network so mains gas is available in this area.
Green Energy in London
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 London. 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 London call UK Power Networks on 0800 029 4285
If you have a gas emergency in London 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.