Side extensions in Burnley
68 applications since 2025. 33 approved and 8 refused. Refused: about 1 in 5 here, about 1 in 7 across the councils we cover.
Last updated 8 November 2026.
Without planning permission
- Single storey, no higher than 4 m
- No wider than half the width of the original house
- Not facing a road
England, houses only. Flats, listed buildings, conservation areas and Article 4 directions change this. The full rules.
Year by year
| Year | Applications | Approved | Refused |
|---|---|---|---|
| 2026 | 26 | 14 | 4 |
| 2025 | 42 | 19 | 4 |
Neighbouring councils
| Council | Approved | Refused | How often |
|---|---|---|---|
| Calderdale | 1,096 | 136 | about 1 in 9 |
| Hyndburn | 1,364 | 198 | about 1 in 8 |
| Pendle | 459 | 64 | about 1 in 8 |
| Rossendale | 331 | 63 | about 1 in 6 |