Rear Extension approval rate in Southampton
Southampton approved 91.9% of rear extension applications, based on 185 decisions analysed.
Last updated: March 2026
91.9%
rear extension approval rate
185
Rear Extension decisions
170
Approved
15
Refused
90.7%
Southampton overall
Rear Extension applications are approved at roughly the same rate as the Southampton average (90.7%).
How rear extension compares in Southampton
Rear Extension
91.9%
Southampton all applications
90.7%
Planning a rear extension in Southampton?
91.9% get approved — but the odds vary by street. Your Pro Report 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
✓ PDF report for your architect
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✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Southampton
84.4%
89.8%
100.0%
81.2%
85.7%
85.0%
94.1%
90.9%
90.0%