Rear extensions in Fenland
4,236 applications since 2004. 3,595 approved and 263 refused. Refused: about 1 in 15 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 | 99 | 64 | 10 |
| 2025 | 119 | 101 | 10 |
| 2024 | 107 | 93 | 6 |
| 2023 | 123 | 110 | 7 |
| 2022 | 212 | 185 | 11 |
| 2021 | 239 | 214 | 7 |
| 2020 | 184 | 150 | 13 |
| 2019 | 183 | 151 | 13 |
| 2018 | 217 | 178 | 18 |
| 2017 | 232 | 177 | 30 |
| 2016 | 246 | 191 | 11 |
| 2015 | 205 | 165 | 8 |
Architects and agents, last 5 years
| Firm | Approved | Decided |
|---|---|---|
| Peter Humphrey Associates Ltd | 59 | 62 |
| Gowler Architectural | 46 | 49 |
| Taylor Planning And Building Consultants | 29 | 33 |
| Swann Edwards Architecture Limited | 27 | 27 |
| Anglia Building Consultants | 23 | 23 |
| Fendraw Design | 20 | 20 |
| Taylor Planning And Building | 13 | 14 |
| Rhochi Architecture & Design Ltd | 13 | 13 |
| L Bevens Associates Ltd | 9 | 11 |
| David Broker Design Services | 8 | 8 |
Neighbouring councils
| Council | Approved | Refused | How often |
|---|---|---|---|
| East Cambridgeshire | 5,078 | 276 | about 1 in 19 |
| Huntingdonshire | 5,681 | 324 | about 1 in 19 |
| Kings Lynn | 3,840 | 196 | about 1 in 21 |
| Peterborough | 1,491 | 148 | about 1 in 11 |
| South Holland | 594 | 23 | about 1 in 27 |