West Sussex flat energy efficiency
January 2026
Flats are ordinary efficient. The average flat energy rating in West Sussex county is 68.9, D rating. This is by 1.0 worse score than the average flat energy rating in England and Wales. The average potential rating is 76.2, C rating.
West Sussex flats by energy rating

| Energy rating | West Sussex | England & Wales |
|---|
| █ A | 0.1% | 0.1% |
| █ B | 16.5% | 17.4% |
| █ C | 62.7% | 64.6% |
| █ D | 7.8% | 7.7% |
| █ E | 10.3% | 8.2% |
| █ F | 2.1% | 1.6% |
| █ G | 0.5% | 0.5% |
West Sussex map of energy efficiency of flats

West Sussex flats by potential energy rating

| Potential energy rating | West Sussex | England & Wales |
|---|
| █ A | 0.1% | 0.1% |
| █ B | 25.3% | 27.1% |
| █ C | 70.7% | 68.9% |
| █ D | 2.0% | 2.0% |
| █ E | 1.5% | 1.4% |
| █ F | 0.3% | 0.3% |
| █ G | 0.1% | 0.1% |
West Sussex flats by main heating control energy efficiency

| Main heating control | West Sussex | England & Wales |
|---|
| █ very poor | 2.5% | 4.7% |
| █ poor | 20.8% | 14.1% |
| █ average | 22.4% | 24.0% |
| █ good | 49.0% | 54.1% |
| █ very good | 5.3% | 3.1% |
West Sussex flats by main heating energy efficiency

| Main heat efficiency | West Sussex | England & Wales |
|---|
| █ very poor | 14.0% | 14.6% |
| █ poor | 6.4% | 4.4% |
| █ average | 18.3% | 12.2% |
| █ good | 57.3% | 62.8% |
| █ very good | 4.1% | 5.9% |
West Sussex flats by walls energy efficiency

| Walls efficiency | West Sussex | England & Wales |
|---|
| █ very poor | 8.4% | 21.9% |
| █ poor | 24.0% | 14.7% |
| █ average | 11.3% | 8.9% |
| █ good | 41.2% | 39.4% |
| █ very good | 15.1% | 15.2% |
West Sussex flats by windows energy efficiency

| Windows efficiency | West Sussex | England & Wales |
|---|
| █ very poor | 5.9% | 8.9% |
| █ poor | 3.7% | 4.4% |
| █ average | 47.4% | 42.0% |
| █ good | 30.1% | 31.7% |
| █ very good | 13.0% | 12.9% |
West Sussex flats by hot water heating energy efficiency

| Hot water heating energy efficiency | West Sussex | England & Wales |
|---|
| █ very poor | 16.5% | 14.2% |
| █ poor | 8.3% | 6.6% |
| █ average | 17.2% | 13.5% |
| █ good | 52.6% | 58.3% |
| █ very good | 5.4% | 7.4% |
West Sussex flats by lighting energy efficiency

| Lightning energy efficiency | West Sussex | England & Wales |
|---|
| █ very poor | 10.3% | 10.8% |
| █ poor | 7.1% | 5.4% |
| █ average | 11.7% | 10.2% |
| █ good | 14.1% | 13.9% |
| █ very good | 56.9% | 59.8% |
Plumplot area insights - interactive charts and maps

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