Basement approval rate in Lewisham
Lewisham approved 82.7% of basement applications, based on 1,223 decisions analysed.
Last updated: March 2026
82.7%
basement approval rate
1,223
Basement decisions
1,012
Approved
211
Refused
82.9%
Lewisham overall
Basement applications are approved at roughly the same rate as the Lewisham average (82.9%).
How basement compares in Lewisham
Basement
82.7%
Lewisham all applications
82.9%
Planning a basement in Lewisham?
82.7% 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 Lewisham
75.4%
83.2%
84.0%
84.2%
79.3%
80.9%
75.4%
81.7%
82.3%
64.5%
84.0%
82.7%
89.0%
67.5%
60.0%