Basement approval rate in City of London
City of London approved 99.0% of basement applications, based on 958 decisions analysed.
Last updated: March 2026
99.0%
basement approval rate
958
Basement decisions
948
Approved
10
Refused
98.7%
City of London overall
Basement applications are approved at roughly the same rate as the City of London average (98.7%).
How basement compares in City of London
Basement
99.0%
City of London all applications
98.7%
Planning a basement in City of London?
99.0% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's basement approval rate
✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
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✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in City of London
99.0%
98.4%
98.0%
99.4%
96.7%
100.0%
100.0%
100.0%
100.0%