Annex approval rate in Croydon
Croydon approved 72.7% of annex applications, based on 216 decisions analysed.
Last updated: September 2026
72.7%
annex approval rate
216
Annex decisions
157
Approved
59
Refused
80.5%
Croydon overall
Annex applications are refused more often than the Croydon average (80.5%), suggesting the council scrutinises these projects more closely.
How annex compares in Croydon
Annex
72.7%
Croydon all applications
80.5%
Planning a annex in Croydon?
72.7% 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 annex approval rate
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Croydon →
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Croydon and any other published UK council — see the data services →
Other project types in Croydon
81.4%
78.6%
80.2%
78.7%
79.6%
76.6%
81.8%
80.0%
75.4%
77.4%
80.4%
78.4%
52.9%
52.9%
85.1%