Rear Extension approval rate in Arun
Arun approved 97.5% of rear extension applications, based on 353 decisions analysed.
Last updated: August 2026
97.5%
rear extension approval rate
353
Rear Extension decisions
344
Approved
9
Refused
93.4%
Arun overall
Rear Extension applications are approved more often than the Arun average (93.4%), suggesting the council is relatively receptive to these projects.
How rear extension compares in Arun
Rear Extension
97.5%
Arun all applications
93.4%
Planning a rear extension in Arun?
97.5% 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 Arun
91.2%
96.9%
94.9%
94.8%
99.1%
94.4%
96.1%
97.1%
80.6%
96.3%
82.6%
95.0%