Side Extension approval rate in Burnley
Burnley approved 76.9% of side extension applications, based on 13 decisions analysed.
Last updated: September 2026
76.9%
side extension approval rate
13
Side Extension decisions
10
Approved
3
Refused
87.3%
Burnley overall
Side Extension applications are refused more often than the Burnley average (87.3%), suggesting the council scrutinises these projects more closely.
How side extension compares in Burnley
Side Extension
76.9%
Burnley all applications
87.3%
Planning a side extension in Burnley?
76.9% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Burnley →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Burnley and any other published UK council — see the data services →
Other project types in Burnley
88.6%
88.4%
100.0%
76.9%
91.7%