South Glamorgan flat energy efficiency
January 2026
Flats are energy-efficient. The average flat energy rating in South Glamorgan 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 77.3, C rating.
South Glamorgan flats by energy rating
| Energy rating | South Glamorgan | England & Wales |
|---|
| █ A | 0.7% | 0.1% |
| █ B | 17.1% | 17.4% |
| █ C | 66.4% | 64.6% |
| █ D | 6.9% | 7.7% |
| █ E | 7.2% | 8.2% |
| █ F | 1.2% | 1.6% |
| █ G | 0.5% | 0.5% |
South Glamorgan map of energy efficiency of flats
South Glamorgan flats by potential energy rating
| Potential energy rating | South Glamorgan | England & Wales |
|---|
| █ A | 0.8% | 0.1% |
| █ B | 29.3% | 27.1% |
| █ C | 67.1% | 68.9% |
| █ D | 1.5% | 2.0% |
| █ E | 1.0% | 1.4% |
| █ F | 0.2% | 0.3% |
| █ G | 0.2% | 0.1% |
South Glamorgan flats by main heating control energy efficiency
| Main heating control | South Glamorgan | England & Wales |
|---|
| █ very poor | 5.4% | 4.7% |
| █ poor | 10.7% | 14.1% |
| █ average | 24.3% | 24.0% |
| █ good | 56.2% | 54.1% |
| █ very good | 3.4% | 3.1% |
South Glamorgan flats by main heating energy efficiency
| Main heat efficiency | South Glamorgan | England & Wales |
|---|
| █ very poor | 23.2% | 14.6% |
| █ poor | 4.4% | 4.4% |
| █ average | 11.4% | 12.2% |
| █ good | 58.1% | 62.8% |
| █ very good | 2.9% | 5.9% |
South Glamorgan flats by walls energy efficiency
| Walls efficiency | South Glamorgan | England & Wales |
|---|
| █ very poor | 18.6% | 21.9% |
| █ poor | 13.9% | 14.7% |
| █ average | 7.2% | 8.9% |
| █ good | 46.3% | 39.4% |
| █ very good | 14.1% | 15.2% |
South Glamorgan flats by windows energy efficiency
| Windows efficiency | South Glamorgan | England & Wales |
|---|
| █ very poor | 2.4% | 8.9% |
| █ poor | 3.2% | 4.4% |
| █ average | 43.6% | 42.0% |
| █ good | 38.9% | 31.7% |
| █ very good | 12.0% | 12.9% |
South Glamorgan flats by hot water heating energy efficiency
| Hot water heating energy efficiency | South Glamorgan | England & Wales |
|---|
| █ very poor | 17.9% | 14.2% |
| █ poor | 6.1% | 6.6% |
| █ average | 15.8% | 13.5% |
| █ good | 54.9% | 58.3% |
| █ very good | 5.3% | 7.4% |
South Glamorgan flats by lighting energy efficiency
| Lightning energy efficiency | South Glamorgan | England & Wales |
|---|
| █ very poor | 9.7% | 10.8% |
| █ poor | 5.8% | 5.4% |
| █ average | 10.8% | 10.2% |
| █ good | 13.3% | 13.9% |
| █ very good | 60.4% | 59.8% |
Plumplot area insights - interactive charts and maps
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