Rear Extension approval rate in Canterbury
Canterbury approved 96.3% of rear extension applications, based on 2,053 decisions analysed.
Last updated: August 2026
96.3%
rear extension approval rate
2,053
Rear Extension decisions
1,977
Approved
76
Refused
95.1%
Canterbury overall
Rear Extension applications are approved at roughly the same rate as the Canterbury average (95.1%).
How rear extension compares in Canterbury
Rear Extension
96.3%
Canterbury all applications
95.1%
Planning a rear extension in Canterbury?
96.3% 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
✓ PDF report for your architect
Free planning check for Canterbury →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Canterbury
94.3%
97.3%
93.7%
94.7%
98.4%
94.4%
98.4%
91.4%
95.8%
86.4%
95.9%
94.4%
84.2%
90.3%
81.2%