Northamptonshire home energy efficiency
January 2026
Residential buildings are energy-efficient. The average home energy rating in Northamptonshire county is 67.3, D rating. This is by 1.3 better score than the average home energy rating in England and Wales. The average potential rating is 81.2, B rating.
Northamptonshire homes by energy rating
| Energy rating | Northamptonshire | England & Wales |
|---|
| █ A | 0.3% | 0.2% |
| █ B | 14.2% | 11.5% |
| █ C | 61.5% | 60.8% |
| █ D | 10.7% | 11.8% |
| █ E | 10.6% | 12.2% |
| █ F | 2.2% | 2.6% |
| █ G | 0.5% | 0.8% |
Northamptonshire map of energy efficiency of properties
Northamptonshire homes by potential energy rating
| Potential energy rating | Northamptonshire | England & Wales |
|---|
| █ A | 6.8% | 3.6% |
| █ B | 53.5% | 47.8% |
| █ C | 36.2% | 44.6% |
| █ D | 1.3% | 1.5% |
| █ E | 1.2% | 1.3% |
| █ F | 0.3% | 0.3% |
| █ G | 0.7% | 0.7% |
Northamptonshire homes by main heating control energy efficiency
| Main heating control | Northamptonshire | England & Wales |
|---|
| █ very poor | 1.9% | 4.5% |
| █ poor | 7.0% | 8.2% |
| █ average | 23.3% | 25.3% |
| █ good | 58.6% | 56.4% |
| █ very good | 9.2% | 5.7% |
Northamptonshire homes by main heating energy efficiency
| Main heat efficiency | Northamptonshire | England & Wales |
|---|
| █ very poor | 3.9% | 6.4% |
| █ poor | 2.6% | 3.0% |
| █ average | 9.7% | 9.8% |
| █ good | 80.1% | 76.7% |
| █ very good | 3.7% | 4.0% |
Northamptonshire homes by walls energy efficiency
| Walls efficiency | Northamptonshire | England & Wales |
|---|
| █ very poor | 17.6% | 22.3% |
| █ poor | 9.8% | 15.9% |
| █ average | 13.3% | 12.9% |
| █ good | 45.5% | 38.0% |
| █ very good | 13.8% | 10.9% |
Northamptonshire homes by windows energy efficiency
| Windows efficiency | Northamptonshire | England & Wales |
|---|
| █ very poor | 3.0% | 5.4% |
| █ poor | 3.3% | 4.7% |
| █ average | 50.3% | 50.4% |
| █ good | 31.8% | 30.1% |
| █ very good | 11.6% | 9.3% |
Northamptonshire homes by hot water heating energy efficiency
| Hot water heating energy efficiency | Northamptonshire | England & Wales |
|---|
| █ very poor | 5.2% | 7.5% |
| █ poor | 6.2% | 6.3% |
| █ average | 12.9% | 12.9% |
| █ good | 70.4% | 68.1% |
| █ very good | 5.3% | 5.2% |
Northamptonshire homes by lighting energy efficiency
| Lightning energy efficiency | Northamptonshire | England & Wales |
|---|
| █ very poor | 8.6% | 10.5% |
| █ poor | 6.8% | 7.0% |
| █ average | 12.2% | 12.0% |
| █ good | 16.5% | 15.9% |
| █ very good | 55.9% | 54.6% |
Plumplot area insights - interactive charts and maps
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