Not all planning applications are created equal. The gap between the highest and lowest approval project type in Windsor & Maidenhead is 19.2% — that's the difference between near-certainty and a coin flip. What you build matters as much as where you build it.
See your ward's approval rate and nearby planning decisions — free and instant.
| # | Type | Decisions | Approved | Refused | Rate |
|---|---|---|---|---|---|
| 1 | Hip-to-Gable Conversion | 117 | 106 | 11 | 90.6% |
| 2 | Loft Conversion | 253 | 226 | 27 | 89.3% |
| 3 | Basement | 91 | 81 | 10 | 89.0% |
| 4 | Conservatory | 182 | 160 | 22 | 87.9% |
| 5 | Rear Extension | 1,934 | 1,652 | 282 | 85.4% |
| 6 | Front Extension | 541 | 456 | 85 | 84.3% |
| 7 | Extension (General) | 188 | 158 | 30 | 84.0% |
| 8 | Side Extension | 1,232 | 1,034 | 198 | 83.9% |
| 9 | Garage / Parking | 1,372 | 1,128 | 244 | 82.2% |
| 10 | Dormer | 627 | 510 | 117 | 81.3% |
| 11 | New Build | 133 | 108 | 25 | 81.2% |
| 12 | Change of Use (Residential) | 259 | 208 | 51 | 80.3% |
| 13 | Outbuilding | 460 | 366 | 94 | 79.6% |
| 14 | Wraparound Extension | 117 | 89 | 28 | 76.1% |
| 15 | Annex | 35 | 25 | 10 | 71.4% |
A hip-to-gable conversion application has a 90.6% approval rate. Annex? Just 71.4%.
Check your postcode to see what actually happens near your address.
974 planning applications in Windsor & Maidenhead have been refused since 2020. Many of those homeowners had already paid for drawings and application fees. A £79 report shows you what gets approved — and what gets refused — near your property.
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