Annex approval rate in Sutton
Sutton approved 75.2% of annex applications, based on 149 decisions analysed.
Last updated: March 2026
75.2%
annex approval rate
149
Annex decisions
112
Approved
37
Refused
83.9%
Sutton overall
Annex applications are refused more often than the Sutton average (83.9%), suggesting the council scrutinises these projects more closely.
How annex compares in Sutton
Annex
75.2%
Sutton all applications
83.9%
Planning a annex in Sutton?
75.2% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's annex approval rate
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
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✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Sutton
79.4%
82.6%
82.3%
78.7%
88.4%
77.5%
78.3%
91.8%
77.0%
81.6%
82.5%
84.1%
84.1%
74.5%
77.5%