Dyfed home energy efficiency
January 2026
Residential buildings are energetically very inefficient. The average home energy rating in Dyfed county is 59.6, D rating. This is by 6.4 worse score than the average home energy rating in England and Wales. The average potential rating is 79.3, C rating.
Dyfed homes by energy rating

| Energy rating | Dyfed | England & Wales |
|---|
| █ A | 0.9% | 0.2% |
| █ B | 8.0% | 11.5% |
| █ C | 46.4% | 60.8% |
| █ D | 13.1% | 11.8% |
| █ E | 20.1% | 12.2% |
| █ F | 8.3% | 2.6% |
| █ G | 3.3% | 0.8% |
Dyfed map of energy efficiency of properties

Dyfed homes by potential energy rating

| Potential energy rating | Dyfed | England & Wales |
|---|
| █ A | 6.9% | 3.6% |
| █ B | 43.3% | 47.8% |
| █ C | 40.7% | 44.6% |
| █ D | 1.9% | 1.5% |
| █ E | 2.4% | 1.3% |
| █ F | 0.8% | 0.3% |
| █ G | 4.0% | 0.7% |
Dyfed homes by main heating control energy efficiency

| Main heating control | Dyfed | England & Wales |
|---|
| █ very poor | 6.0% | 4.5% |
| █ poor | 9.6% | 8.2% |
| █ average | 28.1% | 25.3% |
| █ good | 49.1% | 56.4% |
| █ very good | 7.2% | 5.7% |
Dyfed homes by main heating energy efficiency

| Main heat efficiency | Dyfed | England & Wales |
|---|
| █ very poor | 6.4% | 6.4% |
| █ poor | 8.5% | 3.0% |
| █ average | 30.4% | 9.8% |
| █ good | 51.6% | 76.7% |
| █ very good | 3.0% | 4.0% |
Dyfed homes by walls energy efficiency

| Walls efficiency | Dyfed | England & Wales |
|---|
| █ very poor | 27.6% | 22.3% |
| █ poor | 16.6% | 15.9% |
| █ average | 9.8% | 12.9% |
| █ good | 36.4% | 38.0% |
| █ very good | 9.6% | 10.9% |
Dyfed homes by windows energy efficiency

| Windows efficiency | Dyfed | England & Wales |
|---|
| █ very poor | 6.4% | 5.4% |
| █ poor | 5.5% | 4.7% |
| █ average | 46.6% | 50.4% |
| █ good | 34.4% | 30.1% |
| █ very good | 7.0% | 9.3% |
Dyfed homes by hot water heating energy efficiency

| Hot water heating energy efficiency | Dyfed | England & Wales |
|---|
| █ very poor | 12.0% | 7.5% |
| █ poor | 13.5% | 6.3% |
| █ average | 26.7% | 12.9% |
| █ good | 44.5% | 68.1% |
| █ very good | 3.3% | 5.2% |
Dyfed homes by lighting energy efficiency

| Lightning energy efficiency | Dyfed | England & Wales |
|---|
| █ very poor | 9.5% | 10.5% |
| █ poor | 7.2% | 7.0% |
| █ average | 11.7% | 12.0% |
| █ good | 16.2% | 15.9% |
| █ very good | 55.4% | 54.6% |
Plumplot area insights - interactive charts and maps

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