Rear Extension approval rate in Derby
Derby approved 96.1% of rear extension applications, based on 1,602 decisions analysed.
Last updated: June 2026
96.1%
rear extension approval rate
1,602
Rear Extension decisions
1,539
Approved
63
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
96.1%
Derby all applications
92.8%
Planning a rear extension in Derby?
96.1% 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
94.7%
93.8%
91.7%
94.8%
82.4%
86.9%
89.4%
90.6%
87.4%
88.9%
73.3%
72.2%
93.8%
86.7%