Northamptonshire home energy efficiency

June 2023

Residential buildings are energy-efficient. The average home energy rating in Northamptonshire county is 66.6, D rating. This is by 1.5 better score than the average home energy rating in England and Wales. The average potential rating is 81.0, C rating.

Northamptonshire homes by energy rating

Energy rating	Northamptonshire	England & Wales
█ A	0.1%	0.1%
█ B	15.3%	11.5%
█ C	57.7%	57.6%
█ D	11.7%	12.9%
█ E	12.1%	14.0%
█ F	2.5%	3.0%
█ G	0.6%	0.8%

Northamptonshire homes by potential energy rating

Potential energy rating	Northamptonshire	England & Wales
█ A	7.5%	3.9%
█ B	52.6%	47.2%
█ C	35.9%	44.4%
█ D	1.5%	1.8%
█ E	1.4%	1.6%
█ F	0.3%	0.4%
█ G	0.7%	0.7%

Northamptonshire homes by main heating control energy efficiency

Main heating control	Northamptonshire	England & Wales
█ very poor	2.2%	5.2%
█ poor	7.7%	8.9%
█ average	25.8%	27.5%
█ good	54.3%	52.5%
█ very good	10.0%	5.9%

Northamptonshire homes by main heating energy efficiency

Main heat efficiency	Northamptonshire	England & Wales
█ very poor	3.5%	6.0%
█ poor	2.8%	3.2%
█ average	9.9%	10.1%
█ good	79.4%	76.2%
█ very good	4.4%	4.6%

Northamptonshire homes by walls energy efficiency

Walls efficiency	Northamptonshire	England & Wales
█ very poor	18.4%	23.5%
█ poor	9.6%	15.9%
█ average	10.8%	10.8%
█ good	46.7%	39.0%
█ very good	14.4%	10.9%

Northamptonshire homes by windows energy efficiency

Windows efficiency	Northamptonshire	England & Wales
█ very poor	3.3%	5.9%
█ poor	2.7%	3.8%
█ average	51.1%	51.1%
█ good	29.8%	29.4%
█ very good	13.1%	9.8%

Northamptonshire homes by hot water heating energy efficiency

Hot water heating energy efficiency	Northamptonshire	England & Wales
█ very poor	5.2%	7.4%
█ poor	6.6%	6.6%
█ average	13.7%	13.6%
█ good	68.3%	66.3%
█ very good	6.2%	6.0%

Northamptonshire homes by lighting energy efficiency

Lightning energy efficiency	Northamptonshire	England & Wales
█ very poor	10.7%	12.6%
█ poor	8.0%	8.0%
█ average	14.4%	13.8%
█ good	17.3%	16.2%
█ very good	49.6%	49.4%