Not all planning applications are created equal. The gap between the highest and lowest approval project type in Sutton is 18.2% — 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 | Flat Conversion | 916 | 839 | 77 | 91.6% |
| 2 | Extension (General) | 2,202 | 1,962 | 240 | 89.1% |
| 3 | Basement | 234 | 198 | 36 | 84.6% |
| 4 | Conservatory | 416 | 351 | 65 | 84.4% |
| 5 | Dormer | 3,128 | 2,595 | 533 | 83.0% |
| 6 | Garage / Parking | 4,117 | 3,411 | 706 | 82.9% |
| 7 | Hip-to-Gable Conversion | 430 | 355 | 75 | 82.6% |
| 8 | Change of Use (Residential) | 966 | 792 | 174 | 82.0% |
| 9 | Outbuilding | 846 | 693 | 153 | 81.9% |
| 10 | Rear Extension | 7,190 | 5,751 | 1,439 | 80.0% |
| 11 | Wraparound Extension | 1,079 | 857 | 222 | 79.4% |
| 12 | Side Extension | 3,038 | 2,406 | 632 | 79.2% |
| 13 | Loft Conversion | 148 | 117 | 31 | 79.1% |
| 14 | New Build | 1,059 | 827 | 232 | 78.1% |
| 15 | Front Extension | 939 | 729 | 210 | 77.6% |
| 16 | HMO | 185 | 140 | 45 | 75.7% |
| 17 | Annex | 154 | 113 | 41 | 73.4% |
A flat conversion application has a 91.6% approval rate. Annex? Just 73.4%.
Check your postcode to see what actually happens near your address.
2,892 planning applications in Sutton 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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