Rear Extension approval rate in Chesterfield
Chesterfield approved 92.9% of rear extension applications, based on 802 decisions analysed.
Last updated: March 2026
92.9%
rear extension approval rate
802
Rear Extension decisions
745
Approved
57
Refused
90.4%
Chesterfield overall
Rear Extension applications are approved more often than the Chesterfield average (90.4%), suggesting the council is relatively receptive to these projects.
How rear extension compares in Chesterfield
Rear Extension
92.9%
Chesterfield all applications
90.4%
Planning a rear extension in Chesterfield?
92.9% get approved — but the odds vary by street. Your Pro Report 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
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✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Chesterfield
88.8%
92.9%
92.8%
82.6%
96.8%
84.6%
91.2%
90.8%
96.5%
91.9%
92.5%
92.3%
80.0%
81.8%