Outbuilding approval rate in Westminster
Westminster approved 88.5% of outbuilding applications, based on 624 decisions analysed.
Last updated: August 2026
88.5%
outbuilding approval rate
624
Outbuilding decisions
552
Approved
72
Refused
90.8%
Westminster overall
Outbuilding applications are refused more often than the Westminster average (90.8%), suggesting the council scrutinises these projects more closely.
How outbuilding compares in Westminster
Outbuilding
88.5%
Westminster all applications
90.8%
Planning a outbuilding in Westminster?
88.5% 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 outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Westminster →
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Westminster
92.8%
90.9%
87.5%
88.4%
93.5%
92.6%
86.1%
89.9%
96.4%
88.2%
73.6%
93.7%
87.0%
79.3%