Rear Extension approval rate in Canterbury
Canterbury approved 96.2% of rear extension applications, based on 1,936 decisions analysed.
Last updated: May 2026
96.2%
rear extension approval rate
1,936
Rear Extension decisions
1,863
Approved
73
Refused
95.0%
Canterbury overall
Rear Extension applications are approved at roughly the same rate as the Canterbury average (95.0%).
How rear extension compares in Canterbury
Rear Extension
96.2%
Canterbury all applications
95.0%
Planning a rear extension in Canterbury?
96.2% 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
94.2%
97.4%
93.4%
94.8%
98.3%
94.0%
98.3%
91.2%
96.0%
86.2%
95.5%
94.2%
82.9%
89.3%
84.6%