Not all planning applications are created equal. The gap between the highest and lowest approval project type in Kensington & Chelsea is 8.7% — 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 | Annex | 114 | 108 | 6 | 94.7% |
| 2 | Change of Use (Residential) | 1,999 | 1,882 | 117 | 94.1% |
| 3 | Garage / Parking | 1,837 | 1,705 | 132 | 92.8% |
| 4 | Flat Conversion | 484 | 448 | 36 | 92.6% |
| 5 | New Build | 548 | 506 | 42 | 92.3% |
| 6 | Basement | 7,059 | 6,507 | 552 | 92.2% |
| 7 | Extension (General) | 2,944 | 2,714 | 230 | 92.2% |
| 8 | HMO | 165 | 150 | 15 | 90.9% |
| 9 | Outbuilding | 787 | 713 | 74 | 90.6% |
| 10 | Rear Extension | 3,151 | 2,825 | 326 | 89.7% |
| 11 | Side Extension | 661 | 592 | 69 | 89.6% |
| 12 | Dormer | 1,181 | 1,052 | 129 | 89.1% |
| 13 | Conservatory | 892 | 793 | 99 | 88.9% |
| 14 | Front Extension | 43 | 38 | 5 | 88.4% |
| 15 | Loft Conversion | 1,803 | 1,555 | 248 | 86.2% |
| 16 | Wraparound Extension | 50 | 43 | 7 | 86.0% |
A annex application has a 94.7% approval rate. Wraparound Extension? Just 86.0%.
Check your postcode to see what actually happens near your address.
2,509 planning applications in Kensington & Chelsea have been refused since 2020. Many of those homeowners had already paid for drawings and application fees. A free, property-specific report shows you what gets approved — and what gets refused — near your property.
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