Annex approval rate in Sunderland
Sunderland approved 83.3% of annex applications, based on 24 decisions analysed.
Last updated: September 2026
83.3%
annex approval rate
24
Annex decisions
20
Approved
4
Refused
91.4%
Sunderland overall
Annex applications are refused more often than the Sunderland average (91.4%), suggesting the council scrutinises these projects more closely.
How annex compares in Sunderland
Annex
83.3%
Sunderland all applications
91.4%
Planning a annex in Sunderland?
83.3% 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 Sunderland →
✓ 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 Sunderland and any other published UK council — see the data services →
Other project types in Sunderland
94.7%
92.2%
95.4%
94.7%
90.3%
79.9%
89.3%
97.4%
90.5%
97.7%
85.7%
51.9%
90.9%
86.4%