Side Extension approval rate in Southend-on-Sea
Southend-on-Sea approved 91.0% of side extension applications, based on 189 decisions analysed.
Last updated: August 2026
91.0%
side extension approval rate
189
Side Extension decisions
172
Approved
17
Refused
89.1%
Southend-on-Sea overall
Side Extension applications are approved at roughly the same rate as the Southend-on-Sea average (89.1%).
How side extension compares in Southend-on-Sea
Side Extension
91.0%
Southend-on-Sea all applications
89.1%
Planning a side extension in Southend-on-Sea?
91.0% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
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Free planning check for Southend-on-Sea →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Southend-on-Sea
90.1%
91.6%
90.4%
89.8%
66.0%
89.2%
87.1%
94.3%
97.6%
91.9%
100.0%
89.3%
81.2%
100.0%