Side Extension approval rate in Bolton
Bolton approved 82.5% of side extension applications, based on 223 decisions analysed.
Last updated: August 2026
82.5%
side extension approval rate
223
Side Extension decisions
184
Approved
39
Refused
85.5%
Bolton overall
Side Extension applications are refused more often than the Bolton average (85.5%), suggesting the council scrutinises these projects more closely.
How side extension compares in Bolton
Side Extension
82.5%
Bolton all applications
85.5%
Planning a side extension in Bolton?
82.5% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Bolton →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Bolton
81.7%
83.8%
85.3%
81.1%
92.0%
79.4%
41.2%
75.8%
75.0%
85.7%
73.3%
79.2%
61.5%
63.6%