Cornwall home energy efficiency
June 2023
Residential buildings are energetically very inefficient. The average home energy rating in Cornwall county is 59.7, D rating. This is by 5.4 worse score than the average home energy rating in England and Wales. The average potential rating is 78.3, C rating.
Cornwall homes by energy rating
![Cornwall homes by energy rating](//i.plumplot.co.uk/Cornwall-homes-by-energy-rating.png)
Energy rating | Cornwall | England & Wales |
---|
█ A | 0.3% | 0.1% |
█ B | 11.4% | 11.5% |
█ C | 43.5% | 57.6% |
█ D | 11.9% | 12.9% |
█ E | 20.0% | 14.0% |
█ F | 9.4% | 3.0% |
█ G | 3.6% | 0.8% |
Cornwall map of energy efficiency of properties
![Cornwall map of energy efficiency of properties](//i.plumplot.co.uk/Cornwall-map-of-energy-efficiency-of-properties.png)
Cornwall homes by potential energy rating
![Cornwall homes by potential energy rating](//i.plumplot.co.uk/Cornwall-homes-by-potential-energy-rating.png)
Potential energy rating | Cornwall | England & Wales |
---|
█ A | 7.8% | 3.9% |
█ B | 42.4% | 47.2% |
█ C | 38.7% | 44.4% |
█ D | 2.9% | 1.8% |
█ E | 3.7% | 1.6% |
█ F | 1.4% | 0.4% |
█ G | 3.2% | 0.7% |
Cornwall homes by main heating control energy efficiency
![Cornwall homes by main heating control energy efficiency](//i.plumplot.co.uk/Cornwall-homes-by-main-heating-control-energy-efficiency.png)
Main heating control | Cornwall | England & Wales |
---|
█ very poor | 3.2% | 5.2% |
█ poor | 17.2% | 8.9% |
█ average | 23.0% | 27.5% |
█ good | 46.0% | 52.5% |
█ very good | 10.7% | 5.9% |
Cornwall homes by main heating energy efficiency
![Cornwall homes by main heating energy efficiency](//i.plumplot.co.uk/Cornwall-homes-by-main-heating-energy-efficiency.png)
Main heat efficiency | Cornwall | England & Wales |
---|
█ very poor | 11.2% | 6.0% |
█ poor | 9.8% | 3.2% |
█ average | 27.5% | 10.1% |
█ good | 46.9% | 76.2% |
█ very good | 4.5% | 4.6% |
Cornwall homes by walls energy efficiency
![Cornwall homes by walls energy efficiency](//i.plumplot.co.uk/Cornwall-homes-by-walls-energy-efficiency.png)
Walls efficiency | Cornwall | England & Wales |
---|
█ very poor | 23.5% | 23.5% |
█ poor | 11.8% | 15.9% |
█ average | 9.6% | 10.8% |
█ good | 40.7% | 39.0% |
█ very good | 14.4% | 10.9% |
Cornwall homes by windows energy efficiency
![Cornwall homes by windows energy efficiency](//i.plumplot.co.uk/Cornwall-homes-by-windows-energy-efficiency.png)
Windows efficiency | Cornwall | England & Wales |
---|
█ very poor | 6.8% | 5.9% |
█ poor | 4.6% | 3.8% |
█ average | 44.2% | 51.1% |
█ good | 32.3% | 29.4% |
█ very good | 12.1% | 9.8% |
Cornwall homes by hot water heating energy efficiency
![Cornwall homes by hot water heating energy efficiency](//i.plumplot.co.uk/Cornwall-homes-by-hot-water-heating-energy-efficiency.png)
Hot water heating energy efficiency | Cornwall | England & Wales |
---|
█ very poor | 18.9% | 7.4% |
█ poor | 13.0% | 6.6% |
█ average | 22.9% | 13.6% |
█ good | 40.8% | 66.3% |
█ very good | 4.4% | 6.0% |
Cornwall homes by lighting energy efficiency
![Cornwall homes by lighting energy efficiency](//i.plumplot.co.uk/Cornwall-homes-by-lighting-energy-efficiency.png)
Lightning energy efficiency | Cornwall | England & Wales |
---|
█ very poor | 10.1% | 12.6% |
█ poor | 7.3% | 8.0% |
█ average | 12.6% | 13.8% |
█ good | 15.5% | 16.2% |
█ very good | 54.5% | 49.4% |
Plumplot area insights - interactive charts and maps
![Plumplot area insights - interactive maps and charts](a/img/paid-homes.png)
Other reports for Cornwall county