Knowsley, Merseyside, was revealed to be the local authority with the most energy-efficient homes in England and Wales. Knowsley topped the list with a score of 9.69, owing to its low energy usage, low CO2 emissions, affordable utility bills, and a high percentage of dwellings rated A-C for energy performance in 2023.
The Welsh region of Powys possessed the least energy-efficient households with a score of just 0.11 out of 10, ranking poorly across all evaluated factors, especially in heating and hot water costs.
London was found to have the best energy-efficiency score as a region in England and Wales with a score of 9.33. Many homeowners in the capital are leaders in making their homes more sustainable.
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