Windows and doors in Harrow
1,781 applications since 2022. 1,283 approved and 286 refused. Refused: about 1 in 5 here, about 1 in 9 across the councils we cover.
Last updated 8 November 2026.
Without planning permission
- Materials and look similar to the existing house
- New upper-floor side windows obscure-glazed and fixed below 1.7 m
England, houses only. Flats, listed buildings, conservation areas and Article 4 directions change this.
Year by year
| Year | Applications | Approved | Refused |
|---|---|---|---|
| 2026 | 248 | 144 | 35 |
| 2025 | 354 | 270 | 46 |
| 2024 | 327 | 245 | 58 |
| 2023 | 372 | 235 | 66 |
| 2022 | 480 | 389 | 81 |
Neighbouring councils
| Council | Approved | Refused | How often |
|---|---|---|---|
| Barnet | 11,045 | 2,071 | about 1 in 6 |
| Brent | 5,508 | 1,242 | about 1 in 5 |
| Ealing | 10,654 | 2,382 | about 1 in 5 |
| Hertsmere | 1,378 | 150 | about 1 in 10 |
| Hillingdon | 7,429 | 1,892 | about 1 in 5 |