Annex approval rate in Windsor & Maidenhead
Windsor & Maidenhead approved 62.2% of annex applications, based on 45 decisions analysed.
Last updated: August 2026
62.2%
annex approval rate
45
Annex decisions
28
Approved
17
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
62.2%
Windsor & Maidenhead all applications
84.3%
Planning a annex in Windsor & Maidenhead?
62.2% 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
84.5%
82.4%
83.6%
80.1%
85.0%
78.7%
88.6%
83.6%
86.9%
78.1%
86.0%
76.2%
88.3%
80.0%
78.6%