Rear Extension approval rate in Croydon
Croydon approved 81.4% of rear extension applications, based on 10,795 decisions analysed.
Last updated: August 2026
81.4%
rear extension approval rate
10,795
Rear Extension decisions
8,784
Approved
2,011
Refused
81.3%
Croydon overall
Rear Extension applications are approved at roughly the same rate as the Croydon average (81.3%).
How rear extension compares in Croydon
Rear Extension
81.4%
Croydon all applications
81.3%
Planning a rear extension in Croydon?
81.4% 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 Croydon →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Croydon
78.6%
78.7%
80.1%
79.5%
76.5%
81.8%
79.9%
75.5%
77.3%
80.3%
78.1%
52.9%
52.8%
84.9%
72.3%