Flat Conversion approval rate in Westminster

Westminster approved 96.6% of flat conversion applications, based on 590 decisions analysed.

Last updated: March 2026

96.6%

flat conversion approval rate

590

Flat Conversion decisions

570

Approved

Refused

90.8%

Westminster overall

Flat Conversion applications are approved more often than the Westminster average (90.8%), suggesting the council is relatively receptive to these projects.

How flat conversion compares in Westminster

Flat Conversion (590 decided)

96.6%

Westminster all applications (60,698 decided)

90.8%

Planning a flat conversion in Westminster?

96.6% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.

✓ Your ward's flat conversion approval rate
✓ Nearest comparable flat conversion decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect

Get Westminster Pro Report — £79

Less than one set of revised drawings.