Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Rear Extension approval rate in City of London

City of London approved 100.0% of rear extension applications, based on 46 decisions analysed.

Last updated: March 2026

100.0%
rear extension approval rate
46
Rear Extension decisions
46
Approved
0
Refused
98.7%
City of London overall

Rear Extension applications are approved at roughly the same rate as the City of London average (98.7%).

How rear extension compares in City of London

Rear Extension (46 decided)
100.0%
City of London all applications (9,789 decided)
98.7%

Planning a rear extension in City of London?

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✓ Your ward's rear extension approval rate
✓ Nearest comparable rear extension decisions
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Less than one set of revised drawings.

Other project types in City of London

Basement (958 decided)
99.0%
98.4%
Extension (General) (420 decided)
99.0%
Garage / Parking (370 decided)
98.4%
New Build (201 decided)
98.0%
Loft Conversion (174 decided)
99.4%
Outbuilding (61 decided)
96.7%
Dormer (51 decided)
100.0%
Flat Conversion (20 decided)
100.0%
Annex (10 decided)
100.0%
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