Not all planning applications are created equal. The gap between the highest and lowest approval project type in Merton is 37.4% — 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 | Conservatory | 288 | 268 | 20 | 93.1% |
| 2 | Basement | 573 | 523 | 50 | 91.3% |
| 3 | Loft Conversion | 3,839 | 3,453 | 386 | 89.9% |
| 4 | Garage / Parking | 2,106 | 1,867 | 239 | 88.7% |
| 5 | Wraparound Extension | 470 | 416 | 54 | 88.5% |
| 6 | Dormer | 2,346 | 2,072 | 274 | 88.3% |
| 7 | New Build | 1,232 | 1,081 | 151 | 87.7% |
| 8 | Hip-to-Gable Conversion | 1,151 | 999 | 152 | 86.8% |
| 9 | Extension (General) | 874 | 757 | 117 | 86.6% |
| 10 | Side Extension | 1,898 | 1,612 | 286 | 84.9% |
| 11 | Change of Use (Residential) | 1,149 | 964 | 185 | 83.9% |
| 12 | Outbuilding | 1,002 | 830 | 172 | 82.8% |
| 13 | Flat Conversion | 873 | 723 | 150 | 82.8% |
| 14 | Rear Extension | 5,617 | 4,576 | 1,041 | 81.5% |
| 15 | Annex | 101 | 80 | 21 | 79.2% |
| 16 | Front Extension | 229 | 179 | 50 | 78.2% |
| 17 | HMO | 174 | 97 | 77 | 55.7% |
A conservatory application has a 93.1% approval rate. HMO? Just 55.7%.
Check your postcode to see what actually happens near your address.
2,468 planning applications in Merton 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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