Rear Extension approval rate in Derby
Derby approved 96.0% of rear extension applications, based on 1,677 decisions analysed.
Last updated: August 2026
96.0%
rear extension approval rate
1,677
Rear Extension decisions
1,610
Approved
67
Refused
92.8%
Derby overall
Rear Extension applications are approved more often than the Derby average (92.8%), suggesting the council is relatively receptive to these projects.
How rear extension compares in Derby
Rear Extension
96.0%
Derby all applications
92.8%
Planning a rear extension in Derby?
96.0% 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 Derby →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Derby
94.6%
93.6%
91.8%
94.4%
82.6%
89.8%
86.5%
91.2%
86.7%
89.1%
71.9%
70.0%
94.4%
86.7%