Side Extension approval rate in Wirral
Wirral approved 91.7% of side extension applications, based on 1,524 decisions analysed.
Last updated: September 2026
91.7%
side extension approval rate
1,524
Side Extension decisions
1,398
Approved
126
Refused
85.2%
Wirral overall
Side Extension applications are approved more often than the Wirral average (85.2%), suggesting the council is relatively receptive to these projects.
How side extension compares in Wirral
Side Extension
91.7%
Wirral all applications
85.2%
Planning a side extension in Wirral?
91.7% 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
✓ PDF report for your architect
Free planning check for Wirral →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Wirral and any other published UK council — see the data services →
Other project types in Wirral
90.1%
85.7%
87.3%
79.0%
94.6%
75.6%
90.2%
82.7%
87.6%
77.7%
71.8%
72.0%
83.6%
50.7%
82.6%