Rear extensions in Ashfield
4,187 applications since 1993. 3,418 approved and 181 refused. Refused: about 1 in 20 here, about 1 in 7 across the councils we cover.
Last updated 9 November 2026.
Without planning permission
- Up to 3 m deep on a terrace or semi, 4 m on a detached house
- Up to 6 m or 8 m through the neighbour-consultation route, not on protected land
- No higher than 4 m, and eaves no higher than 3 m within 2 m of a boundary
- Together with other buildings, no more than half the garden and grounds
- Materials similar in appearance to the house
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 | 93 | 51 | 5 |
| 2025 | 124 | 84 | 13 |
| 2024 | 109 | 66 | 12 |
| 2023 | 138 | 109 | 7 |
| 2022 | 183 | 138 | 11 |
| 2021 | 186 | 141 | 8 |
| 2020 | 176 | 130 | 5 |
| 2019 | 171 | 128 | 5 |
| 2018 | 178 | 124 | 5 |
| 2017 | 177 | 130 | 6 |
| 2016 | 164 | 119 | 7 |
| 2015 | 144 | 111 | 1 |
Architects and agents, last 5 years
| Firm | Approved | Decided |
|---|---|---|
| Njw Design | 19 | 24 |
| Rick Cobham Design Ltd | 11 | 12 |
| Sji Designs Ltd | 11 | 11 |
| Design Living Space | 10 | 11 |
| David P Formon Building Design Consultancy Ltd | 10 | 10 |
| Dk Plans Architectural Services | 8 | 9 |
| Christie Architecture Ltd | 8 | 8 |
| Building Design Consultancy Ltd | 7 | 7 |
| Gary Quibell Building Design And Land Survey Limit | 7 | 7 |
| M.I.C. Design | 6 | 7 |
Neighbouring councils
| Council | Approved | Refused | How often |
|---|---|---|---|
| Broxtowe | 2,513 | 148 | about 1 in 18 |
| Gedling | 2,119 | 106 | about 1 in 21 |
| Mansfield | 1,236 | 54 | about 1 in 24 |
| Newark and Sherwood | 1,112 | 149 | about 1 in 8 |
| Nottingham | 2,078 | 122 | about 1 in 18 |