Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 2,715 real decisions tell us about rear extension outcomes in Barking & Dagenham.
See your ward's approval rate and nearby planning decisions — free and instant.
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 | Chadwell Heath | 11 | 11 | 100.0% |
| 2 | Valence | 7 | 6 | 85.7% |
| 3 | Longbridge | 10 | 8 | 80.0% |
| 4 | Alibon | 7 | 4 | 57.1% |
| 5 | Whalebone | 5 | 2 | 40.0% |
| 6 | Village | 6 | 2 | 33.3% |
A rear extension has a 100.0% approval rate in Chadwell Heath but just 33.3% in Village.
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 Barking & Dagenham.
| Type | Decisions | Rate |
|---|---|---|
| Extension (General) | 639 | 90.9% |
| New Build | 910 | 87.8% |
| Garage / Parking | 1,336 | 83.3% |
| Conservatory | 162 | 82.7% |
| Basement | 38 | 76.3% |
| Rear Extension | 2,715 | 72.6% |
| Flat Conversion | 155 | 71.0% |
| Outbuilding | 429 | 69.7% |
| Change of Use (Residential) | 466 | 64.8% |
| Side Extension | 1,680 | 64.0% |
| Wraparound Extension | 265 | 62.3% |
| Dormer | 491 | 60.5% |
| Front Extension | 310 | 60.0% |
| Annex | 73 | 53.4% |
| Loft Conversion | 256 | 50.4% |
| Hip-to-Gable Conversion | 137 | 36.5% |
| HMO | 97 | 11.3% |
745 rear extension applications in Barking & Dagenham 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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