Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 5,296 real decisions tell us about rear extension outcomes in Hammersmith & Fulham.
See your ward's approval rate and nearby planning decisions — free and instant.
Rear extensions sit in the middle of the pack nationally. They're common enough that councils have clear precedent — but that cuts both ways. If your neighbours have been refused, that precedent works against you too.
| # | Ward | Decisions | Approved | Rate |
|---|---|---|---|---|
| 1 | WORMH | 5 | 5 | 100.0% |
| 2 | MUNSTE | 5 | 4 | 80.0% |
A rear extension has a 100.0% approval rate in WORMH but just 80.0% in MUNSTE.
Check your postcode to see what actually happens near your address.
Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Hammersmith & Fulham.
| Type | Decisions | Rate |
|---|---|---|
| Annex | 27 | 96.3% |
| Conservatory | 262 | 95.0% |
| New Build | 775 | 93.0% |
| Extension (General) | 559 | 93.0% |
| Wraparound Extension | 56 | 92.9% |
| Rear Extension | 5,296 | 92.6% |
| Outbuilding | 563 | 92.5% |
| Loft Conversion | 2,790 | 92.2% |
| Basement | 2,808 | 92.1% |
| Dormer | 647 | 91.2% |
| Side Extension | 419 | 90.7% |
| Front Extension | 31 | 90.3% |
| Flat Conversion | 2,279 | 89.9% |
| Garage / Parking | 1,318 | 89.3% |
| Change of Use (Residential) | 1,557 | 87.1% |
| HMO | 101 | 86.1% |
| Hip-to-Gable Conversion | 113 | 83.2% |
394 rear extension applications in Hammersmith & Fulham 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.
Check My Postcode First