Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 802 real decisions tell us about rear extension outcomes in Chesterfield.
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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 | Hasland | 5 | 5 | 100.0% |
| 2 | Walton | 5 | 5 | 100.0% |
| 3 | Brampton West & Loundsley Green | 12 | 10 | 83.3% |
A rear extension has a 100.0% approval rate in Hasland but just 83.3% in Brampton West & Loundsley Green.
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 Chesterfield.
| Type | Decisions | Rate |
|---|---|---|
| Conservatory | 185 | 96.8% |
| Wraparound Extension | 85 | 96.5% |
| Rear Extension | 802 | 92.9% |
| Side Extension | 533 | 92.9% |
| Extension (General) | 445 | 92.8% |
| Annex | 40 | 92.5% |
| HMO | 26 | 92.3% |
| Loft Conversion | 74 | 91.9% |
| Front Extension | 136 | 91.2% |
| Dormer | 131 | 90.8% |
| Garage / Parking | 789 | 88.8% |
| Change of Use (Residential) | 311 | 86.8% |
| Outbuilding | 169 | 84.6% |
| New Build | 201 | 82.6% |
57 rear extension applications in Chesterfield 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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