Flat Conversion approval rate in Sutton
Sutton approved 91.4% of flat conversion applications, based on 921 decisions analysed.
Last updated: September 2026
91.4%
flat conversion approval rate
921
Flat Conversion decisions
842
Approved
79
Refused
83.3%
Sutton overall
Flat Conversion applications are approved more often than the Sutton average (83.3%), suggesting the council is relatively receptive to these projects.
How flat conversion compares in Sutton
Flat Conversion
91.4%
Sutton all applications
83.3%
Planning a flat conversion in Sutton?
91.4% 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 flat conversion approval rate
✓ Nearest comparable flat conversion decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Sutton →
✓ Nearest comparable flat conversion decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Sutton and any other published UK council — see the data services →
Other project types in Sutton
80.1%
82.8%
83.0%
79.3%
88.9%
79.6%
78.2%
77.9%
82.0%
82.0%
84.5%
84.6%
72.7%
72.4%
79.1%