Southend-on-Sea flat energy efficiency
January 2026
Flats are energy-inefficient. The average flat energy rating in Southend-on-Sea postcode area is 67.6, D rating. This is by 2.3 worse score than the average flat energy rating in England and Wales. The average potential rating is 75.3, C rating.
Southend on Sea flats by energy rating

| Energy rating | Southend-on-Sea | England & Wales |
|---|
| █ A | 0.0% | 0.1% |
| █ B | 11.3% | 17.4% |
| █ C | 64.7% | 64.6% |
| █ D | 10.7% | 7.7% |
| █ E | 11.1% | 8.2% |
| █ F | 1.7% | 1.6% |
| █ G | 0.5% | 0.5% |
Southend on Sea map of energy efficiency of flats

Southend on Sea flats by potential energy rating

| Potential energy rating | Southend-on-Sea | England & Wales |
|---|
| █ A | 0.0% | 0.1% |
| █ B | 19.3% | 27.1% |
| █ C | 76.3% | 68.9% |
| █ D | 2.5% | 2.0% |
| █ E | 1.5% | 1.4% |
| █ F | 0.2% | 0.3% |
| █ G | 0.1% | 0.1% |
Southend on Sea flats by main heating control energy efficiency

| Main heating control | Southend-on-Sea | England & Wales |
|---|
| █ very poor | 5.8% | 4.7% |
| █ poor | 16.5% | 14.1% |
| █ average | 30.3% | 24.0% |
| █ good | 44.3% | 54.1% |
| █ very good | 3.1% | 3.1% |
Southend on Sea flats by main heating energy efficiency

| Main heat efficiency | Southend-on-Sea | England & Wales |
|---|
| █ very poor | 12.4% | 14.6% |
| █ poor | 4.9% | 4.4% |
| █ average | 15.6% | 12.2% |
| █ good | 63.9% | 62.8% |
| █ very good | 3.2% | 5.9% |
Southend on Sea flats by walls energy efficiency

| Walls efficiency | Southend-on-Sea | England & Wales |
|---|
| █ very poor | 30.7% | 21.9% |
| █ poor | 13.0% | 14.7% |
| █ average | 8.3% | 8.9% |
| █ good | 38.0% | 39.4% |
| █ very good | 10.0% | 15.2% |
Southend on Sea flats by windows energy efficiency

| Windows efficiency | Southend-on-Sea | England & Wales |
|---|
| █ very poor | 6.0% | 8.9% |
| █ poor | 4.5% | 4.4% |
| █ average | 48.4% | 42.0% |
| █ good | 32.0% | 31.7% |
| █ very good | 9.1% | 12.9% |
Southend on Sea flats by hot water heating energy efficiency

| Hot water heating energy efficiency | Southend-on-Sea | England & Wales |
|---|
| █ very poor | 12.1% | 14.2% |
| █ poor | 7.6% | 6.6% |
| █ average | 16.4% | 13.5% |
| █ good | 59.6% | 58.3% |
| █ very good | 4.3% | 7.4% |
Southend on Sea flats by lighting energy efficiency

| Lightning energy efficiency | Southend-on-Sea | England & Wales |
|---|
| █ very poor | 11.9% | 10.8% |
| █ poor | 6.9% | 5.4% |
| █ average | 11.6% | 10.2% |
| █ good | 14.8% | 13.9% |
| █ very good | 54.8% | 59.8% |
Plumplot area insights - interactive charts and maps

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