Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 5,830 real decisions tell us about rear extension outcomes in Peterborough.
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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 | Dogsthorpe | 5 | 5 | 100.0% |
| 2 | Ravensthorpe | 7 | 7 | 100.0% |
| 3 | Northborough | 6 | 5 | 83.3% |
| 4 | Glinton | 5 | 4 | 80.0% |
| 5 | Werrington | 5 | 3 | 60.0% |
| 6 | Park | 5 | 3 | 60.0% |
A rear extension has a 100.0% approval rate in Dogsthorpe but just 60.0% in Park.
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Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Peterborough.
| Type | Decisions | Rate |
|---|---|---|
| Basement | 21 | 100.0% |
| Conservatory | 1,460 | 95.3% |
| Side Extension | 3,431 | 89.6% |
| Front Extension | 989 | 89.6% |
| Extension (General) | 2,723 | 89.2% |
| Rear Extension | 5,830 | 89.1% |
| Loft Conversion | 258 | 89.1% |
| Wraparound Extension | 589 | 88.1% |
| Outbuilding | 679 | 86.3% |
| Dormer | 450 | 86.2% |
| Garage / Parking | 3,205 | 83.4% |
| Flat Conversion | 64 | 82.8% |
| Change of Use (Residential) | 2,156 | 76.5% |
| New Build | 1,397 | 73.1% |
| Annex | 322 | 69.6% |
| HMO | 85 | 60.0% |
634 rear extension applications in Peterborough 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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