Harrow flat energy efficiency
January 2026
Flats are energetically very efficient. The average flat energy rating in Harrow postcode area is 72.4, C rating. This is by 2.5 better score than the average flat energy rating in England and Wales. The average potential rating is 77.8, C rating.
Harrow flats by energy rating
| Energy rating | Harrow | England & Wales |
|---|
| █ A | 0.1% | 0.1% |
| █ B | 30.2% | 17.4% |
| █ C | 55.4% | 64.6% |
| █ D | 7.5% | 7.7% |
| █ E | 5.8% | 8.2% |
| █ F | 0.8% | 1.6% |
| █ G | 0.2% | 0.5% |
Harrow map of energy efficiency of flats
Harrow flats by potential energy rating
| Potential energy rating | Harrow | England & Wales |
|---|
| █ A | 0.1% | 0.1% |
| █ B | 37.2% | 27.1% |
| █ C | 60.4% | 68.9% |
| █ D | 1.4% | 2.0% |
| █ E | 0.7% | 1.4% |
| █ F | 0.1% | 0.3% |
| █ G | 0.1% | 0.1% |
Harrow flats by main heating control energy efficiency
| Main heating control | Harrow | England & Wales |
|---|
| █ very poor | 4.4% | 4.7% |
| █ poor | 9.2% | 14.1% |
| █ average | 25.4% | 24.0% |
| █ good | 58.4% | 54.1% |
| █ very good | 2.7% | 3.1% |
Harrow flats by main heating energy efficiency
| Main heat efficiency | Harrow | England & Wales |
|---|
| █ very poor | 10.4% | 14.6% |
| █ poor | 2.2% | 4.4% |
| █ average | 7.3% | 12.2% |
| █ good | 65.9% | 62.8% |
| █ very good | 14.2% | 5.9% |
Harrow flats by walls energy efficiency
| Walls efficiency | Harrow | England & Wales |
|---|
| █ very poor | 22.7% | 21.9% |
| █ poor | 15.0% | 14.7% |
| █ average | 5.3% | 8.9% |
| █ good | 27.7% | 39.4% |
| █ very good | 29.3% | 15.2% |
Harrow flats by windows energy efficiency
| Windows efficiency | Harrow | England & Wales |
|---|
| █ very poor | 3.5% | 8.9% |
| █ poor | 3.0% | 4.4% |
| █ average | 39.7% | 42.0% |
| █ good | 27.4% | 31.7% |
| █ very good | 26.4% | 12.9% |
Harrow flats by hot water heating energy efficiency
| Hot water heating energy efficiency | Harrow | England & Wales |
|---|
| █ very poor | 9.5% | 14.2% |
| █ poor | 4.6% | 6.6% |
| █ average | 9.5% | 13.5% |
| █ good | 60.9% | 58.3% |
| █ very good | 15.5% | 7.4% |
Harrow flats by lighting energy efficiency
| Lightning energy efficiency | Harrow | England & Wales |
|---|
| █ very poor | 8.2% | 10.8% |
| █ poor | 3.6% | 5.4% |
| █ average | 7.9% | 10.2% |
| █ good | 10.5% | 13.9% |
| █ very good | 69.8% | 59.8% |
Plumplot area insights - interactive charts and maps
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