Rear Extension approval rate in Southwark
Southwark approved 92.2% of rear extension applications, based on 3,909 decisions analysed.
Last updated: June 2026
92.2%
rear extension approval rate
3,909
Rear Extension decisions
3,603
Approved
306
Refused
93.4%
Southwark overall
Rear Extension applications are approved at roughly the same rate as the Southwark average (93.4%).
How rear extension compares in Southwark
Rear Extension
92.2%
Southwark all applications
93.4%
Planning a rear extension in Southwark?
92.2% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
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✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Southwark
95.9%
94.2%
94.1%
93.1%
88.6%
94.3%
95.6%
92.8%
91.3%
94.0%
92.6%
94.4%
84.8%
94.0%
93.0%