Rear Extension approval rate in Windsor & Maidenhead
Windsor & Maidenhead approved 84.4% of rear extension applications, based on 2,322 decisions analysed.
Last updated: September 2026
84.4%
rear extension approval rate
2,322
Rear Extension decisions
1,959
Approved
363
Refused
81.8%
Windsor & Maidenhead overall
Rear Extension applications are approved more often than the Windsor & Maidenhead average (81.8%), suggesting the council is relatively receptive to these projects.
How rear extension compares in Windsor & Maidenhead
Rear Extension
84.4%
Windsor & Maidenhead all applications
81.8%
Planning a rear extension in Windsor & Maidenhead?
84.4% 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 Windsor & Maidenhead →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Windsor & Maidenhead and any other published UK council — see the data services →
Other project types in Windsor & Maidenhead
82.2%
83.5%
79.1%
84.7%
78.5%
87.4%
83.4%
87.4%
78.2%
83.6%
76.8%
87.9%
64.0%
80.0%
80.0%