Extension (General) approval rate in Lewisham
Lewisham approved 84.2% of extension (general) applications, based on 2,648 decisions analysed.
Last updated: March 2026
84.2%
extension (general) approval rate
2,648
Extension (General) decisions
2,230
Approved
418
Refused
82.9%
Lewisham overall
Extension (General) applications are approved at roughly the same rate as the Lewisham average (82.9%).
How extension (general) compares in Lewisham
Extension (General)
84.2%
Lewisham all applications
82.9%
Planning a extension (general) in Lewisham?
84.2% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's extension (general) approval rate
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get Lewisham Pro Report — £79
✓ Nearest comparable extension (general) 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%
79.3%
80.9%
82.7%
75.4%
81.7%
82.3%
64.5%
84.0%
82.7%
89.0%
67.5%
60.0%