Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 954 real decisions tell us about rear extension outcomes in Castle Point.
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 | Thundersley North | 7 | 7 | 100.0% |
| 2 | Canvey Island South | 6 | 6 | 100.0% |
| 3 | St. James' | 8 | 7 | 87.5% |
| 4 | Appleton | 7 | 6 | 85.7% |
| 5 | St Michael's | 18 | 15 | 83.3% |
| 6 | St. Mary's | 12 | 10 | 83.3% |
| 7 | Tarpots | 11 | 9 | 81.8% |
A rear extension has a 100.0% approval rate in Thundersley North but just 81.8% in Tarpots.
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 Castle Point.
| Type | Decisions | Rate |
|---|---|---|
| Conservatory | 202 | 92.6% |
| Front Extension | 154 | 89.0% |
| Side Extension | 493 | 88.0% |
| Garage / Parking | 423 | 87.0% |
| Rear Extension | 954 | 84.9% |
| Dormer | 336 | 84.5% |
| Wraparound Extension | 24 | 83.3% |
| Loft Conversion | 216 | 82.4% |
| Hip-to-Gable Conversion | 98 | 81.6% |
| Outbuilding | 63 | 81.0% |
| Extension (General) | 87 | 80.5% |
| Change of Use (Residential) | 26 | 76.9% |
144 rear extension applications in Castle Point 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