Extension (General) approval rate in Windsor & Maidenhead
Windsor & Maidenhead approved 83.4% of extension (general) applications, based on 223 decisions analysed.
Last updated: September 2026
83.4%
extension (general) approval rate
223
Extension (General) decisions
186
Approved
37
Refused
81.8%
Windsor & Maidenhead overall
Extension (General) applications are approved at roughly the same rate as the Windsor & Maidenhead average (81.8%).
How extension (general) compares in Windsor & Maidenhead
Extension (General)
83.4%
Windsor & Maidenhead all applications
81.8%
Planning a extension (general) in Windsor & Maidenhead?
83.4% 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 extension (general) approval rate
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Windsor & Maidenhead →
✓ Nearest comparable extension (general) 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
84.4%
82.2%
83.5%
79.1%
84.7%
78.5%
87.4%
87.4%
78.2%
83.6%
76.8%
87.9%
64.0%
80.0%
80.0%