Clwyd house energy efficiency

January 2026

Houses are energy-inefficient. The average house energy rating in Clwyd county is 61.8, D rating. This is by 2.0 worse score than the average house energy rating in England and Wales. The average potential rating is 80.7, C rating.

Clwyd houses by energy rating

Energy rating	Clwyd	England & Wales
█ A	0.5%	0.3%
█ B	7.0%	8.2%
█ C	55.3%	58.7%
█ D	13.7%	14.2%
█ E	16.3%	14.5%
█ F	5.2%	3.2%
█ G	2.0%	0.9%

Clwyd houses by potential energy rating

Potential energy rating	Clwyd	England & Wales
█ A	4.8%	5.6%
█ B	57.6%	59.3%
█ C	32.3%	31.2%
█ D	1.5%	1.3%
█ E	1.6%	1.2%
█ F	0.5%	0.3%
█ G	1.7%	1.1%

Clwyd houses by main heating control energy efficiency

Main heating control	Clwyd	England & Wales
█ very poor	3.8%	4.4%
█ poor	5.4%	4.9%
█ average	29.0%	25.9%
█ good	56.7%	57.8%
█ very good	5.2%	7.1%

Clwyd houses by main heating energy efficiency

Main heat efficiency	Clwyd	England & Wales
█ very poor	2.5%	1.8%
█ poor	4.2%	2.3%
█ average	12.2%	8.5%
█ good	78.5%	84.5%
█ very good	2.5%	2.9%

Clwyd houses by walls energy efficiency

Walls efficiency	Clwyd	England & Wales
█ very poor	21.0%	22.5%
█ poor	15.8%	16.7%
█ average	16.5%	15.1%
█ good	40.1%	37.2%
█ very good	6.6%	8.5%

Clwyd houses by windows energy efficiency

Windows efficiency	Clwyd	England & Wales
█ very poor	3.2%	3.5%
█ poor	4.8%	4.9%
█ average	58.7%	55.1%
█ good	28.3%	29.2%
█ very good	4.9%	7.3%

Clwyd houses by hot water heating energy efficiency

Hot water heating energy efficiency	Clwyd	England & Wales
█ very poor	6.0%	3.7%
█ poor	8.1%	6.1%
█ average	13.8%	12.6%
█ good	68.3%	73.5%
█ very good	3.8%	4.0%

Clwyd houses by lighting energy efficiency

Lightning energy efficiency	Clwyd	England & Wales
█ very poor	11.5%	10.3%
█ poor	9.0%	7.9%
█ average	14.2%	13.0%
█ good	18.0%	17.0%
█ very good	47.4%	51.8%

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