Loft conversions and dormers in Chorley
2,102 applications since 1974. 1,744 approved and 194 refused. Refused: about 1 in 10 here, about 1 in 6 across the councils we cover.
Last updated 9 November 2026.
Without planning permission
- Up to 40 cubic metres of extra roof space on a terrace, 50 on a semi or detached house
- Not on the roof slope facing a road, and no higher than the existing roof
- Materials similar in appearance, set back about 0.2 m from the eaves, and side windows obscure-glazed
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 | 45 | 26 | 4 |
| 2025 | 40 | 36 | 2 |
| 2024 | 49 | 40 | 3 |
| 2023 | 45 | 36 | 3 |
| 2022 | 50 | 41 | 2 |
| 2021 | 61 | 54 | 2 |
| 2020 | 67 | 52 | 8 |
| 2019 | 58 | 55 | 1 |
| 2018 | 54 | 45 | 2 |
| 2017 | 63 | 53 | 5 |
| 2016 | 54 | 48 | 4 |
| 2015 | 49 | 43 | 3 |
Architects and agents, last 5 years
| Firm | Approved | Decided |
|---|---|---|
| PCE Designs Ltd | 15 | 15 |
| Sherwood Building Design Solutions | 12 | 12 |
| Neil Pike Architects | 4 | 6 |
Neighbouring councils
| Council | Approved | Refused | How often |
|---|---|---|---|
| Bolton | 1,333 | 276 | about 1 in 6 |
| South Ribble | 306 | 11 | about 1 in 29 |
| West Lancashire | 346 | 78 | about 1 in 5 |
| Wigan | 459 | 101 | about 1 in 6 |