Harrow house energy efficiency

June 2023

Houses are energy-inefficient. The average house energy rating in Harrow postcode area is 60.0, D rating. This is by 2.9 worse score than the average house energy rating in England and Wales. The average potential rating is 80.1, C rating.

Harrow houses by energy rating

Energy rating	Harrow	England & Wales
█ A	0.1%	0.2%
█ B	2.8%	8.6%
█ C	50.2%	54.9%
█ D	21.1%	15.3%
█ E	21.8%	16.5%
█ F	3.5%	3.7%
█ G	0.5%	1.0%

Harrow houses by potential energy rating

Potential energy rating	Harrow	England & Wales
█ A	1.1%	5.8%
█ B	61.7%	57.4%
█ C	32.6%	32.2%
█ D	2.4%	1.6%
█ E	1.7%	1.5%
█ F	0.2%	0.4%
█ G	0.1%	1.1%

Harrow houses by main heating control energy efficiency

Main heating control	Harrow	England & Wales
█ very poor	4.6%	5.2%
█ poor	5.3%	5.6%
█ average	34.1%	28.7%
█ good	53.5%	53.3%
█ very good	2.4%	7.2%

Harrow houses by main heating energy efficiency

Main heat efficiency	Harrow	England & Wales
█ very poor	1.0%	1.8%
█ poor	0.5%	2.4%
█ average	3.5%	9.0%
█ good	91.8%	83.3%
█ very good	3.3%	3.5%

Harrow houses by walls energy efficiency

Walls efficiency	Harrow	England & Wales
█ very poor	55.2%	23.8%
█ poor	20.5%	16.6%
█ average	6.0%	12.3%
█ good	15.2%	38.5%
█ very good	3.1%	8.8%

Harrow houses by windows energy efficiency

Windows efficiency	Harrow	England & Wales
█ very poor	3.8%	3.9%
█ poor	4.6%	3.9%
█ average	63.0%	55.8%
█ good	26.3%	28.2%
█ very good	2.4%	8.1%

Harrow houses by hot water heating energy efficiency

Hot water heating energy efficiency	Harrow	England & Wales
█ very poor	2.1%	4.0%
█ poor	5.2%	6.6%
█ average	13.7%	13.6%
█ good	74.9%	71.0%
█ very good	4.1%	4.9%

Harrow houses by lighting energy efficiency

Lightning energy efficiency	Harrow	England & Wales
█ very poor	15.1%	12.6%
█ poor	8.8%	9.0%
█ average	12.8%	15.1%
█ good	15.4%	17.4%
█ very good	47.9%	45.9%