Harrow house energy certificates

June 2020

The average house energy rating in Harrow postcode area is 58.8, D rating. This is by 3.4 worse score than the average house energy rating in England and Wales. The average potential rating is 78.5, C rating.

Harrow houses by energy rating

Energy rating	Harrow	England & Wales
█ A	0.1%	0.1%
█ B	3.5%	9.6%
█ C	44.3%	50.9%
█ D	21.5%	15.9%
█ E	25.5%	18.2%
█ F	4.5%	4.2%
█ G	0.6%	1.1%

Harrow houses by potential energy rating

Potential energy rating	Harrow	England & Wales
█ A	1.2%	6.1%
█ B	54.3%	51.4%
█ C	37.8%	36.6%
█ D	3.6%	2.3%
█ E	2.6%	2.1%
█ F	0.3%	0.5%
█ G	0.2%	1.0%

Harrow houses by main heating control energy efficiency

Main heating control	Harrow	England & Wales
█ very poor	5.6%	6.0%
█ poor	6.2%	6.7%
█ average	37.7%	31.5%
█ good	48.0%	48.0%
█ very good	2.5%	7.7%

Harrow houses by main heating energy efficiency

Main heat efficiency	Harrow	England & Wales
█ very poor	1.0%	1.7%
█ poor	0.6%	2.5%
█ average	4.5%	9.8%
█ good	89.2%	81.2%
█ very good	4.8%	4.9%

Harrow houses by walls energy efficiency

Walls efficiency	Harrow	England & Wales
█ very poor	56.4%	24.4%
█ poor	20.0%	16.5%
█ average	4.2%	7.7%
█ good	15.8%	41.8%
█ very good	3.6%	9.6%

Harrow houses by windows energy efficiency

Windows efficiency	Harrow	England & Wales
█ very poor	4.5%	4.5%
█ poor	5.6%	4.5%
█ average	62.4%	54.7%
█ good	24.5%	27.2%
█ very good	3.0%	9.1%

Harrow houses by hot water heating energy efficiency

Hot water heating energy efficiency	Harrow	England & Wales
█ very poor	2.3%	4.1%
█ poor	6.1%	7.1%
█ average	15.0%	14.6%
█ good	70.7%	67.8%
█ very good	5.8%	6.4%

Harrow houses by lighting energy efficiency

Lightning energy efficiency	Harrow	England & Wales
█ very poor	19.2%	15.3%
█ poor	11.3%	11.1%
█ average	15.5%	17.6%
█ good	17.1%	18.5%
█ very good	36.9%	37.5%