Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 733 real decisions tell us about rear extension outcomes in Wigan.
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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 | Winstanley | 5 | 5 | 100.0% |
| 2 | Standish With Langtree | 6 | 5 | 83.3% |
| 3 | Aspull New Springs Whelley | 6 | 5 | 83.3% |
A rear extension has a 100.0% approval rate in Winstanley but just 83.3% in Aspull New Springs Whelley.
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Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Wigan.
| Type | Decisions | Rate |
|---|---|---|
| Conservatory | 277 | 93.1% |
| Wraparound Extension | 89 | 92.1% |
| Rear Extension | 733 | 90.6% |
| Basement | 20 | 90.0% |
| Garage / Parking | 902 | 89.4% |
| Extension (General) | 654 | 89.4% |
| Side Extension | 381 | 89.0% |
| Flat Conversion | 45 | 88.9% |
| Annex | 25 | 88.0% |
| Outbuilding | 180 | 87.8% |
| Dormer | 376 | 84.6% |
| New Build | 253 | 84.6% |
| Loft Conversion | 51 | 82.4% |
| Change of Use (Residential) | 429 | 77.4% |
| Hip-to-Gable Conversion | 45 | 75.6% |
| Front Extension | 35 | 71.4% |
| HMO | 108 | 50.9% |
69 rear extension applications in Wigan 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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