Rear Extension approval rate in Knowsley
Knowsley approved 97.3% of rear extension applications, based on 1,425 decisions analysed.
Last updated: June 2026
97.3%
rear extension approval rate
1,425
Rear Extension decisions
1,387
Approved
38
Refused
94.5%
Knowsley overall
Rear Extension applications are approved more often than the Knowsley average (94.5%), suggesting the council is relatively receptive to these projects.
How rear extension compares in Knowsley
Rear Extension
97.3%
Knowsley all applications
94.5%
Planning a rear extension in Knowsley?
97.3% 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 Knowsley
97.3%
96.0%
92.2%
99.4%
98.6%
95.2%
92.9%
98.2%
97.5%
92.5%
96.6%
96.4%