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Cornwall house energy certificates

The following charts compare house energy certificates in Cornwall county to the house energy certificates in whole England and Wales. Outer ring charts show share in Cornwall, 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.

Cornwall 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

Cornwall houses by energy rating
Energy ratingCornwallEngland & Wales
A0.1%0.1%
B7.1%6.7%
C39.8%49.4%
D13.3%16.6%
E21.0%20.4%
F13.5%5.5%
G5.1%1.3%

Cornwall houses by potential energy rating

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

Cornwall houses by potential energy rating
Potential energy ratingCornwallEngland & Wales
A5.0%2.9%
B34.8%43.7%
C40.2%44.5%
D5.3%3.5%
E7.7%3.4%
F3.4%0.9%
G3.5%1.0%

Cornwall houses by main heating control energy efficiency

Cornwall houses by main heating control energy efficiency
Main heating controlCornwallEngland & Wales
very poor4.0%7.2%
poor22.0%11.0%
average31.0%35.3%
good35.8%41.9%
very good7.3%4.6%

Cornwall houses by main heating energy efficiency

Cornwall houses by main heating energy efficiency
Main heat efficiencyCornwallEngland & Wales
very poor7.8%1.7%
poor13.1%2.8%
average29.9%11.9%
good43.4%76.7%
very good5.8%6.9%

Cornwall houses by walls energy efficiency

Cornwall houses by walls energy efficiency
Walls efficiencyCornwallEngland & Wales
very poor25.7%25.8%
poor11.9%17.6%
average5.9%3.6%
good46.1%46.7%
very good10.3%6.3%

Cornwall houses by windows energy efficiency

Cornwall houses by windows energy efficiency
Windows efficiencyCornwallEngland & Wales
very poor8.1%5.5%
poor6.7%5.7%
average46.0%54.7%
good31.2%28.6%
very good7.9%5.7%

Cornwall houses by hot water heating energy efficiency

Cornwall houses by hot water heating energy efficiency
Hot water heating energy efficiencyCornwallEngland & Wales
very poor16.8%4.4%
poor14.1%8.1%
average26.3%16.4%
good36.5%63.1%
very good6.3%8.0%

Cornwall houses by lighting energy efficiency

Cornwall houses by lighting energy efficiency
Lightning energy efficiencyCornwallEngland & Wales
very poor15.2%18.8%
poor12.3%13.5%
average18.6%19.9%
good18.5%19.1%
very good35.5%28.7%

Associated reports:

Cornwall home energy certificates

Cornwall flat energy certificates

Cornwall energy costs

Cornwall home features

Cornwall salary and unemployment

Cornwall real estate market

Cornwall population statistics

Cornwall crime statistics

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