Side Extension approval rate in Chorley
Chorley approved 92.4% of side extension applications, based on 328 decisions analysed.
Last updated: March 2026
92.4%
side extension approval rate
328
Side Extension decisions
303
Approved
25
Refused
93.2%
Chorley overall
Side Extension applications are approved at roughly the same rate as the Chorley average (93.2%).
How side extension compares in Chorley
Side Extension
92.4%
Chorley all applications
93.2%
Planning a side extension in Chorley?
92.4% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get Chorley Pro Report — £79
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Chorley
92.6%
90.4%
94.0%
87.7%
94.1%
92.9%
88.5%
89.6%
100.0%
100.0%
92.3%