Rear extensions in Hackney
5,023 applications since 2019. 3,572 approved and 864 refused. Refused: about 1 in 5 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 | 389 | 213 | 49 |
| 2025 | 509 | 393 | 66 |
| 2024 | 618 | 478 | 85 |
| 2023 | 642 | 454 | 105 |
| 2022 | 714 | 482 | 124 |
| 2021 | 858 | 622 | 167 |
| 2020 | 476 | 311 | 97 |
| 2019 | 817 | 619 | 171 |
Neighbouring councils
| Council | Approved | Refused | How often |
|---|---|---|---|
| City | 84 | 0 | none |
| Haringey | 16,668 | 4,224 | about 1 in 5 |
| Islington | 12,515 | 3,152 | about 1 in 5 |
| Newham | 4,740 | 1,423 | about 1 in 4 |
| Tower Hamlets | 2,012 | 478 | about 1 in 5 |
| Waltham Forest | 9,668 | 2,717 | about 1 in 5 |