Rear Extension approval rate in Southwark
Southwark approved 92.3% of rear extension applications, based on 3,957 decisions analysed.
Last updated: August 2026
92.3%
rear extension approval rate
3,957
Rear Extension decisions
3,653
Approved
304
Refused
93.5%
Southwark overall
Rear Extension applications are approved at roughly the same rate as the Southwark average (93.5%).
How rear extension compares in Southwark
Rear Extension
92.3%
Southwark all applications
93.5%
Planning a rear extension in Southwark?
92.3% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.
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✓ 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
96.2%
94.4%
94.1%
93.2%
88.8%
94.3%
95.6%
93.0%
91.1%
94.1%
92.7%
94.0%
84.8%
93.2%
94.8%