Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 3,518 real decisions tell us about rear extension outcomes in Thurrock.
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 | Chadwell St Mary | 10 | 10 | 100.0% |
| 2 | Grays Riverside | 8 | 7 | 87.5% |
| 3 | Aveley And Uplands | 5 | 4 | 80.0% |
| 4 | Little Thurrock Rectory | 5 | 4 | 80.0% |
| 5 | Grays Thurrock | 6 | 3 | 50.0% |
A rear extension has a 100.0% approval rate in Chadwell St Mary but just 50.0% in Grays Thurrock.
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 Thurrock.
| Type | Decisions | Rate |
|---|---|---|
| Conservatory | 301 | 85.4% |
| Extension (General) | 281 | 84.0% |
| Garage / Parking | 1,959 | 80.8% |
| Hip-to-Gable Conversion | 406 | 79.6% |
| Rear Extension | 3,518 | 77.9% |
| Outbuilding | 688 | 77.2% |
| Loft Conversion | 1,266 | 76.9% |
| Basement | 34 | 76.5% |
| Side Extension | 1,513 | 76.3% |
| Dormer | 1,357 | 76.1% |
| Front Extension | 391 | 76.0% |
| Annex | 175 | 75.4% |
| Wraparound Extension | 304 | 73.4% |
| New Build | 392 | 73.2% |
| Change of Use (Residential) | 589 | 72.0% |
| HMO | 68 | 69.1% |
| Flat Conversion | 69 | 65.2% |
776 rear extension applications in Thurrock 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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