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Gwynedd house energy certificates

The following charts compare house energy certificates in Gwynedd county to the house energy certificates in whole England and Wales. Outer ring charts show share in Gwynedd, inner charts show share for England and Wales. Data is taken from energy certificates for domestic buildings. The certificates were issued between 2008-2016. Data is available for more than 50% of all domestic properties. In case of multiple certificate for one property, only the latest available certificate data was used in the charts.

Gwynedd houses by energy rating

The latest available energy rating converted into a linear 'A to G' rating (from the most energy efficient to the least energy efficient - G). Energy rating was measured in the period of 2008-2016

Gwynedd houses by energy rating
Energy ratingGwyneddEngland & Wales
A0.2%0.1%
B3.1%6.7%
C34.4%49.4%
D13.4%16.6%
E23.8%20.4%
F16.9%5.5%
G8.2%1.3%

Gwynedd houses by potential energy rating

Estimated potential energy rating converted into a linear 'A to G' rating (A - is the most energy efficient)

Gwynedd houses by potential energy rating
Potential energy ratingGwyneddEngland & Wales
A3.1%2.9%
B29.2%43.7%
C43.5%44.5%
D5.9%3.5%
E9.2%3.4%
F5.0%0.9%
G4.0%1.0%

Gwynedd houses by main heating control energy efficiency

Gwynedd houses by main heating control energy efficiency
Main heating controlGwyneddEngland & Wales
very poor5.3%7.2%
poor22.0%11.0%
average34.9%35.3%
good34.1%41.9%
very good3.8%4.6%

Gwynedd houses by main heating energy efficiency

Gwynedd houses by main heating energy efficiency
Main heat efficiencyGwyneddEngland & Wales
very poor7.6%1.7%
poor12.7%2.8%
average31.4%11.9%
good45.0%76.7%
very good3.4%6.9%

Gwynedd houses by walls energy efficiency

Gwynedd houses by walls energy efficiency
Walls efficiencyGwyneddEngland & Wales
very poor37.4%25.8%
poor14.7%17.6%
average3.6%3.6%
good39.0%46.7%
very good5.3%6.3%

Gwynedd houses by windows energy efficiency

Gwynedd houses by windows energy efficiency
Windows efficiencyGwyneddEngland & Wales
very poor7.7%5.5%
poor7.5%5.7%
average48.5%54.7%
good32.9%28.6%
very good3.4%5.7%

Gwynedd houses by hot water heating energy efficiency

Gwynedd houses by hot water heating energy efficiency
Hot water heating energy efficiencyGwyneddEngland & Wales
very poor17.1%4.4%
poor16.4%8.1%
average22.9%16.4%
good38.0%63.1%
very good5.5%8.0%

Gwynedd houses by lighting energy efficiency

Gwynedd houses by lighting energy efficiency
Lightning energy efficiencyGwyneddEngland & Wales
very poor15.4%18.8%
poor12.3%13.5%
average17.7%19.9%
good20.2%19.1%
very good34.3%28.7%

Associated reports:

Gwynedd home energy certificates

Gwynedd flat energy certificates

Gwynedd energy costs

Gwynedd home features

Gwynedd salary and unemployment

Gwynedd real estate market

Gwynedd population statistics

Gwynedd crime statistics

Homeimage/svg+xmlOpencliparteco green house icon2012-05-29T15:40:56https://openclipart.org/detail/170282/eco-green-house-icon-by-cybergedeondominiquechappardecologygreenhomehouseicon