Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 1,206 real decisions tell us about rear extension outcomes in Stevenage.
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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 | Old Town | 14 | 14 | 100.0% |
| 2 | Longmeadow | 7 | 7 | 100.0% |
| 3 | Bedwell | 6 | 6 | 100.0% |
| 4 | Bandley Hill And Poplars | 6 | 5 | 83.3% |
| 5 | Roebuck | 11 | 9 | 81.8% |
A rear extension has a 100.0% approval rate in Old Town but just 81.8% in Roebuck.
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Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Stevenage.
| Type | Decisions | Rate |
|---|---|---|
| Outbuilding | 85 | 98.8% |
| Conservatory | 181 | 98.3% |
| Extension (General) | 102 | 96.1% |
| Front Extension | 465 | 95.7% |
| Rear Extension | 1,206 | 93.9% |
| Change of Use (Residential) | 286 | 93.4% |
| Side Extension | 474 | 92.0% |
| Wraparound Extension | 100 | 92.0% |
| Garage / Parking | 417 | 91.4% |
| HMO | 32 | 90.6% |
| Loft Conversion | 106 | 90.6% |
| Dormer | 131 | 90.1% |
| New Build | 189 | 87.8% |
| Annex | 30 | 73.3% |
74 rear extension applications in Stevenage 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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