London house energy efficiency

January 2026

Houses are ordinary efficient. The average house energy rating in London region is 61.9, D rating. This is by 1.8 worse score than the average house energy rating in England and Wales. The average potential rating is 80.5, C rating.

London houses by energy rating

Energy rating	London	England & Wales
█ A	0.1%	0.3%
█ B	3.3%	8.2%
█ C	57.2%	58.7%
█ D	18.6%	14.2%
█ E	17.5%	14.5%
█ F	2.6%	3.2%
█ G	0.6%	0.9%

London houses by potential energy rating

Potential energy rating	London	England & Wales
█ A	1.3%	5.6%
█ B	61.7%	59.3%
█ C	32.8%	31.2%
█ D	2.0%	1.3%
█ E	1.7%	1.2%
█ F	0.2%	0.3%
█ G	0.2%	1.1%

London houses by main heating control energy efficiency

Main heating control	London	England & Wales
█ very poor	5.2%	4.4%
█ poor	5.1%	4.9%
█ average	30.6%	25.9%
█ good	55.7%	57.8%
█ very good	3.4%	7.1%

London houses by main heating energy efficiency

Main heat efficiency	London	England & Wales
█ very poor	1.4%	1.8%
█ poor	0.6%	2.3%
█ average	3.0%	8.5%
█ good	92.1%	84.5%
█ very good	3.0%	2.9%

London houses by walls energy efficiency

Walls efficiency	London	England & Wales
█ very poor	55.6%	22.5%
█ poor	16.5%	16.7%
█ average	6.4%	15.1%
█ good	17.9%	37.2%
█ very good	3.6%	8.5%

London houses by windows energy efficiency

Windows efficiency	London	England & Wales
█ very poor	7.5%	3.5%
█ poor	8.6%	4.9%
█ average	57.2%	55.1%
█ good	23.9%	29.2%
█ very good	2.8%	7.3%

London houses by hot water heating energy efficiency

Hot water heating energy efficiency	London	England & Wales
█ very poor	2.2%	3.7%
█ poor	3.3%	6.1%
█ average	10.3%	12.6%
█ good	80.3%	73.5%
█ very good	3.9%	4.0%

London houses by lighting energy efficiency

Lightning energy efficiency	London	England & Wales
█ very poor	12.4%	10.3%
█ poor	7.9%	7.9%
█ average	11.7%	13.0%
█ good	16.5%	17.0%
█ very good	51.5%	51.8%

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