Extension (General) approval rate in City of London
City of London approved 99.1% of extension (general) applications, based on 431 decisions analysed.
Last updated: June 2026
99.1%
extension (general) approval rate
431
Extension (General) decisions
427
Approved
4
Refused
98.8%
City of London overall
Extension (General) applications are approved at roughly the same rate as the City of London average (98.8%).
How extension (general) compares in City of London
Extension (General)
99.1%
City of London all applications
98.8%
Planning a extension (general) in City of London?
99.1% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.
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✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in City of London
99.0%
98.4%
98.0%
99.4%
97.0%
100.0%
100.0%
100.0%
100.0%