Harrow home energy efficiency
January 2026
Residential buildings are energetically very efficient. The average home energy rating in Harrow postcode area is 67.7, D rating. This is by 1.7 better score than the average home energy rating in England and Wales. The average potential rating is 79.1, C rating.
Harrow homes by energy rating
| Energy rating | Harrow | England & Wales |
|---|
| █ A | 0.1% | 0.2% |
| █ B | 18.6% | 11.5% |
| █ C | 55.4% | 60.8% |
| █ D | 12.7% | 11.8% |
| █ E | 11.2% | 12.2% |
| █ F | 1.7% | 2.6% |
| █ G | 0.3% | 0.8% |
Harrow map of energy efficiency of properties
Harrow homes by potential energy rating
| Potential energy rating | Harrow | England & Wales |
|---|
| █ A | 0.6% | 3.6% |
| █ B | 48.4% | 47.8% |
| █ C | 48.2% | 44.6% |
| █ D | 1.6% | 1.5% |
| █ E | 1.0% | 1.3% |
| █ F | 0.2% | 0.3% |
| █ G | 0.1% | 0.7% |
Harrow homes by main heating control energy efficiency
| Main heating control | Harrow | England & Wales |
|---|
| █ very poor | 4.2% | 4.5% |
| █ poor | 7.3% | 8.2% |
| █ average | 27.8% | 25.3% |
| █ good | 58.0% | 56.4% |
| █ very good | 2.7% | 5.7% |
Harrow homes by main heating energy efficiency
| Main heat efficiency | Harrow | England & Wales |
|---|
| █ very poor | 6.4% | 6.4% |
| █ poor | 1.5% | 3.0% |
| █ average | 5.5% | 9.8% |
| █ good | 77.4% | 76.7% |
| █ very good | 9.2% | 4.0% |
Harrow homes by walls energy efficiency
| Walls efficiency | Harrow | England & Wales |
|---|
| █ very poor | 35.9% | 22.3% |
| █ poor | 17.5% | 15.9% |
| █ average | 6.0% | 12.9% |
| █ good | 22.4% | 38.0% |
| █ very good | 18.2% | 10.9% |
Harrow homes by windows energy efficiency
| Windows efficiency | Harrow | England & Wales |
|---|
| █ very poor | 3.5% | 5.4% |
| █ poor | 4.2% | 4.7% |
| █ average | 49.1% | 50.4% |
| █ good | 27.2% | 30.1% |
| █ very good | 16.1% | 9.3% |
Harrow homes by hot water heating energy efficiency
| Hot water heating energy efficiency | Harrow | England & Wales |
|---|
| █ very poor | 6.3% | 7.5% |
| █ poor | 4.6% | 6.3% |
| █ average | 10.8% | 12.9% |
| █ good | 68.1% | 68.1% |
| █ very good | 10.3% | 5.2% |
Harrow homes by lighting energy efficiency
| Lightning energy efficiency | Harrow | England & Wales |
|---|
| █ very poor | 10.0% | 10.5% |
| █ poor | 5.3% | 7.0% |
| █ average | 9.2% | 12.0% |
| █ good | 12.4% | 15.9% |
| █ very good | 63.1% | 54.6% |
Plumplot area insights - interactive charts and maps
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