Garden rooms and outbuildings in Torfaen
536 applications since 2020. 450 approved and 45 refused. Refused: about 1 in 11 here, about 1 in 7 across the councils we cover.
Last updated 8 November 2026.
Without planning permission
- Single storey, not in front of the house
- No higher than 2.5 m within 2 m of a boundary; otherwise 4 m with a dual-pitched roof or 3 m any other
- Together with other buildings, no more than half the garden and grounds
- For use incidental to the house, not a separate home
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 | 59 | 38 | 6 |
| 2025 | 69 | 60 | 4 |
| 2024 | 74 | 66 | 4 |
| 2023 | 54 | 45 | 5 |
| 2022 | 82 | 72 | 8 |
| 2021 | 109 | 88 | 13 |
| 2020 | 89 | 81 | 5 |
Architects and agents, last 5 years
| Firm | Approved | Decided |
|---|---|---|
| Creation Design Wales | 15 | 16 |
| MB Design | 13 | 15 |
| MB Design Architectural Services | 13 | 15 |
| Skerryvore Designs | 9 | 11 |
| Howard Hicks Design | 9 | 9 |
| Richard Andrews Architects | 7 | 7 |
| M B Design Architectural Services Ltd | 5 | 7 |
| Griffiths Design Limited | 5 | 5 |