Northamptonshire house energy efficiency

June 2023

Houses are energy-efficient. The average house energy rating in Northamptonshire county is 65.5, D rating. This is by 2.6 better score than the average house energy rating in England and Wales. The average potential rating is 82.1, B rating.

Northamptonshire houses by energy rating

Energy rating	Northamptonshire	England & Wales
█ A	0.2%	0.2%
█ B	14.4%	8.6%
█ C	55.8%	54.9%
█ D	13.0%	15.3%
█ E	13.3%	16.5%
█ F	2.7%	3.7%
█ G	0.6%	1.0%

Northamptonshire houses by potential energy rating

Potential energy rating	Northamptonshire	England & Wales
█ A	9.2%	5.8%
█ B	58.6%	57.4%
█ C	28.1%	32.2%
█ D	1.5%	1.6%
█ E	1.4%	1.5%
█ F	0.3%	0.4%
█ G	0.8%	1.1%

Northamptonshire houses by main heating control energy efficiency

Main heating control	Northamptonshire	England & Wales
█ very poor	2.3%	5.2%
█ poor	5.2%	5.6%
█ average	26.7%	28.7%
█ good	54.7%	53.3%
█ very good	11.1%	7.2%

Northamptonshire houses by main heating energy efficiency

Main heat efficiency	Northamptonshire	England & Wales
█ very poor	1.3%	1.8%
█ poor	1.9%	2.4%
█ average	8.5%	9.0%
█ good	84.1%	83.3%
█ very good	4.2%	3.5%

Northamptonshire houses by walls energy efficiency

Walls efficiency	Northamptonshire	England & Wales
█ very poor	20.3%	23.8%
█ poor	9.8%	16.6%
█ average	11.6%	12.3%
█ good	44.2%	38.5%
█ very good	14.1%	8.8%

Northamptonshire houses by windows energy efficiency

Windows efficiency	Northamptonshire	England & Wales
█ very poor	3.1%	3.9%
█ poor	2.9%	3.9%
█ average	53.0%	55.8%
█ good	27.7%	28.2%
█ very good	13.3%	8.1%

Northamptonshire houses by hot water heating energy efficiency

Hot water heating energy efficiency	Northamptonshire	England & Wales
█ very poor	3.3%	4.0%
█ poor	6.1%	6.6%
█ average	13.1%	13.6%
█ good	71.4%	71.0%
█ very good	6.1%	4.9%

Northamptonshire houses by lighting energy efficiency

Lightning energy efficiency	Northamptonshire	England & Wales
█ very poor	10.6%	12.6%
█ poor	8.4%	9.0%
█ average	15.0%	15.1%
█ good	17.8%	17.4%
█ very good	48.2%	45.9%