Loft Conversion approval rate in Westminster
Westminster approved 88.4% of loft conversion applications, based on 3,080 decisions analysed.
Last updated: September 2026
88.4%
loft conversion approval rate
3,080
Loft Conversion decisions
2,724
Approved
356
Refused
90.5%
Westminster overall
Loft Conversion applications are approved at roughly the same rate as the Westminster average (90.5%).
How loft conversion compares in Westminster
Loft Conversion
88.4%
Westminster all applications
90.5%
Planning a loft conversion in Westminster?
88.4% 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 loft conversion approval rate
✓ Nearest comparable loft conversion decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Westminster →
✓ Nearest comparable loft conversion decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Westminster and any other published UK council — see the data services →
Other project types in Westminster
92.8%
91.0%
87.6%
93.5%
92.6%
86.0%
88.3%
90.0%
96.4%
87.9%
73.6%
93.7%
87.3%
80.0%