Data-backed planning intelligence · 3,840,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Flat conversion approval rate in City of London

City of London approved 100.0% of flat conversion applications, based on 20 decisions analysed.

Last updated: October 2026

100.0%
flat conversion approval rate
20
Flat conversion decisions
20
Approved
0
Refused
98.7%
City of London overall

This rate rests on 20 decisions, a small sample, so treat it with caution.

How flat conversion applications compare in City of London

Flat conversion (20 decided)
100.0%
City of London all applications (7,538 decided)
98.7%

Before you apply in City of London

This page shows the council-wide rate. The free check shows decisions 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
Free planning check for City of London →

Planning professional? PlanningLens runs refusal alerts and evidence packs for City of London and any other published UK council. See the data services →

Other project types in City of London

Basement (967 decided)
99.0%
98.4%
Other extension (423 decided)
99.1%
Garage and parking (353 decided)
98.3%
New build (194 decided)
97.9%
Loft conversion (170 decided)
99.4%
Outbuilding (67 decided)
97.0%
Dormer (52 decided)
100.0%
Rear extension (46 decided)
100.0%
Check planning approval patterns