Side Extension approval rate in Buckinghamshire
Buckinghamshire approved 88.3% of side extension applications, based on 4,706 decisions analysed.
Last updated: September 2026
88.3%
side extension approval rate
4,706
Side Extension decisions
4,155
Approved
551
Refused
85.4%
Buckinghamshire overall
Side Extension applications are approved more often than the Buckinghamshire average (85.4%), suggesting the council is relatively receptive to these projects.
How side extension compares in Buckinghamshire
Side Extension
88.3%
Buckinghamshire all applications
85.4%
Planning a side extension in Buckinghamshire?
88.3% 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 Buckinghamshire →
✓ 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 Buckinghamshire and any other published UK council — see the data services →
Other project types in Buckinghamshire
87.6%
84.0%
84.6%
89.2%
81.9%
84.1%
77.0%
90.3%
82.9%
89.2%
84.2%
82.0%
88.3%
79.9%
67.3%