Annex approval rate in Windsor & Maidenhead
Windsor & Maidenhead approved 62.8% of annex applications, based on 43 decisions analysed.
Last updated: June 2026
62.8%
annex approval rate
43
Annex decisions
27
Approved
16
Refused
84.3%
Windsor & Maidenhead overall
Annex applications are refused more often than the Windsor & Maidenhead average (84.3%), suggesting the council scrutinises these projects more closely.
How annex compares in Windsor & Maidenhead
Annex
62.8%
Windsor & Maidenhead all applications
84.3%
Planning a annex in Windsor & Maidenhead?
62.8% 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 annex approval rate
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Windsor & Maidenhead →
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Windsor & Maidenhead
84.4%
82.3%
83.5%
80.4%
84.6%
78.6%
89.1%
83.4%
87.0%
80.8%
88.1%
76.0%
87.6%
85.7%
83.3%