Rear Extension approval rate in Calderdale
Calderdale approved 88.9% of rear extension applications, based on 1,339 decisions analysed.
Last updated: June 2026
88.9%
rear extension approval rate
1,339
Rear Extension decisions
1,191
Approved
148
Refused
87.6%
Calderdale overall
Rear Extension applications are approved at roughly the same rate as the Calderdale average (87.6%).
How rear extension compares in Calderdale
Rear Extension
88.9%
Calderdale all applications
87.6%
Planning a rear extension in Calderdale?
88.9% 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 Calderdale →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Calderdale
88.9%
83.0%
88.5%
81.0%
86.7%
93.3%
87.3%
85.9%
85.6%
73.2%
84.8%
92.2%
76.7%
89.2%
87.5%