Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 1,084 real decisions tell us about rear extension outcomes in Castle Point.
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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 | Tarpots | 9 | 9 | 100.0% |
| 2 | St. James' | 11 | 11 | 100.0% |
| 3 | Thundersley South | 5 | 5 | 100.0% |
| 4 | Thundersley North | 12 | 12 | 100.0% |
| 5 | Canvey Island South | 7 | 7 | 100.0% |
| 6 | Appleton | 9 | 8 | 88.9% |
| 7 | St. Mary's | 9 | 8 | 88.9% |
| 8 | St Michael's | 6 | 5 | 83.3% |
A rear extension has a 100.0% approval rate in Tarpots but just 83.3% in St Michael's.
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Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Castle Point.
| Type | Decisions | Rate |
|---|---|---|
| Conservatory | 233 | 91.8% |
| Front Extension | 174 | 88.5% |
| Side Extension | 583 | 87.3% |
| Garage / Parking | 507 | 86.4% |
| Rear Extension | 1,084 | 85.8% |
| Annex | 20 | 85.0% |
| Dormer | 404 | 84.4% |
| Outbuilding | 87 | 80.5% |
| Extension (General) | 104 | 79.8% |
| Hip-to-Gable Conversion | 118 | 79.7% |
| Loft Conversion | 259 | 79.5% |
| Wraparound Extension | 31 | 77.4% |
| New Build | 20 | 70.0% |
| Change of Use (Residential) | 54 | 57.4% |
154 rear extension applications in Castle Point 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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