Rear Extension approval rate in Arun
Arun approved 97.9% of rear extension applications, based on 328 decisions analysed.
Last updated: June 2026
97.9%
rear extension approval rate
328
Rear Extension decisions
321
Approved
7
Refused
93.6%
Arun overall
Rear Extension applications are approved more often than the Arun average (93.6%), suggesting the council is relatively receptive to these projects.
How rear extension compares in Arun
Rear Extension
97.9%
Arun all applications
93.6%
Planning a rear extension in Arun?
97.9% 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
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✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Arun
91.2%
97.3%
94.6%
94.4%
100.0%
93.8%
97.1%
98.5%
81.8%
96.2%
85.7%
94.4%