London is the UK largest energy market with over 3.5 million households across diverse housing types, from Victorian terraces to modern high-rises.
Ofgem electricity distribution region
South East
The cheapest energy supplier in London depends on your postcode and usage. Suppliers like British Gas, Octopus Energy, EDF, and E.ON all compete in this region. Compare plans on AskUKEnergy to find the best deal for your specific location.
The average annual energy bill in London is approximately £1,641 based on the current Ofgem price cap for a typical dual fuel household.
London falls within the South East electricity distribution region. Energy prices can vary slightly between Ofgem regions due to distribution network costs.
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Compare PlansPrice cap data: Ofgem. Average usage: DESNZ.
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