Basement approval rate in Lewisham
Lewisham approved 82.5% of basement applications, based on 1,248 decisions analysed.
Last updated: August 2026
82.5%
basement approval rate
1,248
Basement decisions
1,030
Approved
218
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
82.5%
Lewisham all applications
82.9%
Planning a basement in Lewisham?
82.5% get approved, but the odds vary by street. Your Full Planning Analysis 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
Free planning check for Lewisham →
✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Lewisham
75.6%
83.0%
83.6%
84.2%
79.3%
81.6%
75.9%
82.2%
82.9%
61.1%
84.9%
83.3%
88.8%
69.1%
60.3%