Rear Extension approval rate in South Downs
South Downs approved 93.3% of rear extension applications, based on 939 decisions analysed.
Last updated: May 2026
93.3%
rear extension approval rate
939
Rear Extension decisions
876
Approved
63
Refused
93.2%
South Downs overall
Rear Extension applications are approved at roughly the same rate as the South Downs average (93.2%).
How rear extension compares in South Downs
Rear Extension
93.3%
South Downs all applications
93.2%
Planning a rear extension in South Downs?
93.3% 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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✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in South Downs
90.6%
95.1%
93.6%
92.1%
87.9%
94.6%
85.0%
88.7%
83.2%
92.5%
87.1%
93.8%
75.0%