Dorset house energy efficiency

January 2026

Houses are ordinary efficient. The average house energy rating in Dorset county is 63.3, D rating. This is by 0.5 worse score than the average house energy rating in England and Wales. The average potential rating is 80.4, C rating.

Dorset houses by energy rating

Energy rating	Dorset	England & Wales
█ A	0.3%	0.3%
█ B	7.0%	8.2%
█ C	59.2%	58.7%
█ D	13.9%	14.2%
█ E	14.9%	14.5%
█ F	3.7%	3.2%
█ G	1.0%	0.9%

Dorset houses by potential energy rating

Potential energy rating	Dorset	England & Wales
█ A	4.5%	5.6%
█ B	53.7%	59.3%
█ C	37.5%	31.2%
█ D	1.2%	1.3%
█ E	1.3%	1.2%
█ F	0.4%	0.3%
█ G	1.4%	1.1%

Dorset houses by main heating control energy efficiency

Main heating control	Dorset	England & Wales
█ very poor	2.3%	4.4%
█ poor	6.0%	4.9%
█ average	27.2%	25.9%
█ good	57.9%	57.8%
█ very good	6.5%	7.1%

Dorset houses by main heating energy efficiency

Main heat efficiency	Dorset	England & Wales
█ very poor	2.1%	1.8%
█ poor	3.1%	2.3%
█ average	12.2%	8.5%
█ good	79.3%	84.5%
█ very good	3.4%	2.9%

Dorset houses by walls energy efficiency

Walls efficiency	Dorset	England & Wales
█ very poor	7.9%	22.5%
█ poor	20.6%	16.7%
█ average	20.0%	15.1%
█ good	44.2%	37.2%
█ very good	7.3%	8.5%

Dorset houses by windows energy efficiency

Windows efficiency	Dorset	England & Wales
█ very poor	4.0%	3.5%
█ poor	5.1%	4.9%
█ average	56.5%	55.1%
█ good	28.5%	29.2%
█ very good	5.9%	7.3%

Dorset houses by hot water heating energy efficiency

Hot water heating energy efficiency	Dorset	England & Wales
█ very poor	4.5%	3.7%
█ poor	6.1%	6.1%
█ average	16.7%	12.6%
█ good	68.3%	73.5%
█ very good	4.3%	4.0%

Dorset houses by lighting energy efficiency

Lightning energy efficiency	Dorset	England & Wales
█ very poor	10.9%	10.3%
█ poor	9.0%	7.9%
█ average	13.9%	13.0%
█ good	17.0%	17.0%
█ very good	49.2%	51.8%

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