Gwent flat energy efficiency
January 2026
Flats are energy-efficient. The average flat energy rating in Gwent county is 70.8, C rating. This is by 0.9 better score than the average flat energy rating in England and Wales. The average potential rating is 76.4, C rating.
Gwent flats by energy rating

| Energy rating | Gwent | England & Wales |
|---|
| █ A | 0.9% | 0.1% |
| █ B | 13.1% | 17.4% |
| █ C | 72.1% | 64.6% |
| █ D | 5.7% | 7.7% |
| █ E | 6.5% | 8.2% |
| █ F | 1.2% | 1.6% |
| █ G | 0.6% | 0.5% |
Gwent map of energy efficiency of flats

Gwent flats by potential energy rating

| Potential energy rating | Gwent | England & Wales |
|---|
| █ A | 0.9% | 0.1% |
| █ B | 21.6% | 27.1% |
| █ C | 74.6% | 68.9% |
| █ D | 1.5% | 2.0% |
| █ E | 0.9% | 1.4% |
| █ F | 0.3% | 0.3% |
| █ G | 0.2% | 0.1% |
Gwent flats by main heating control energy efficiency

| Main heating control | Gwent | England & Wales |
|---|
| █ very poor | 6.6% | 4.7% |
| █ poor | 13.4% | 14.1% |
| █ average | 23.5% | 24.0% |
| █ good | 54.1% | 54.1% |
| █ very good | 2.3% | 3.1% |
Gwent flats by main heating energy efficiency

| Main heat efficiency | Gwent | England & Wales |
|---|
| █ very poor | 8.7% | 14.6% |
| █ poor | 2.7% | 4.4% |
| █ average | 9.5% | 12.2% |
| █ good | 75.5% | 62.8% |
| █ very good | 3.6% | 5.9% |
Gwent flats by walls energy efficiency

| Walls efficiency | Gwent | England & Wales |
|---|
| █ very poor | 17.7% | 21.9% |
| █ poor | 13.8% | 14.7% |
| █ average | 9.3% | 8.9% |
| █ good | 46.9% | 39.4% |
| █ very good | 12.4% | 15.2% |
Gwent flats by windows energy efficiency

| Windows efficiency | Gwent | England & Wales |
|---|
| █ very poor | 7.5% | 8.9% |
| █ poor | 3.2% | 4.4% |
| █ average | 41.4% | 42.0% |
| █ good | 38.1% | 31.7% |
| █ very good | 9.9% | 12.9% |
Gwent flats by hot water heating energy efficiency

| Hot water heating energy efficiency | Gwent | England & Wales |
|---|
| █ very poor | 8.5% | 14.2% |
| █ poor | 4.3% | 6.6% |
| █ average | 10.7% | 13.5% |
| █ good | 70.8% | 58.3% |
| █ very good | 5.7% | 7.4% |
Gwent flats by lighting energy efficiency

| Lightning energy efficiency | Gwent | England & Wales |
|---|
| █ very poor | 13.7% | 10.8% |
| █ poor | 6.1% | 5.4% |
| █ average | 11.1% | 10.2% |
| █ good | 13.5% | 13.9% |
| █ very good | 55.6% | 59.8% |
Plumplot area insights - interactive charts and maps

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