Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 4,486 real decisions tell us about rear extension outcomes in Newham.
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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 | FGNTH | 5 | 5 | 100.0% |
| 2 | EHAM | 5 | 4 | 80.0% |
| 3 | MPARK | 5 | 4 | 80.0% |
| 4 | BECK | 5 | 3 | 60.0% |
| 5 | BOLEYN | 6 | 3 | 50.0% |
A rear extension has a 100.0% approval rate in FGNTH but just 50.0% in BOLEYN.
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Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Newham.
| Type | Decisions | Rate |
|---|---|---|
| Wraparound Extension | 354 | 88.7% |
| Conservatory | 198 | 87.4% |
| Garage / Parking | 1,255 | 87.1% |
| New Build | 566 | 85.5% |
| Flat Conversion | 771 | 81.2% |
| Side Extension | 1,099 | 79.7% |
| Hip-to-Gable Conversion | 121 | 79.3% |
| Dormer | 3,115 | 78.7% |
| Loft Conversion | 2,024 | 78.6% |
| Rear Extension | 4,486 | 78.5% |
| Extension (General) | 1,659 | 78.5% |
| Outbuilding | 423 | 76.6% |
| Basement | 397 | 73.0% |
| Annex | 40 | 70.0% |
| Change of Use (Residential) | 1,361 | 66.2% |
| Front Extension | 85 | 62.4% |
| HMO | 291 | 40.2% |
963 rear extension applications in Newham 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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