Annex approval rate in Sunderland
Sunderland approved 82.6% of annex applications, based on 23 decisions analysed.
Last updated: March 2026
82.6%
annex approval rate
23
Annex decisions
19
Approved
4
Refused
88.6%
Sunderland overall
Annex applications are refused more often than the Sunderland average (88.6%), suggesting the council scrutinises these projects more closely.
How annex compares in Sunderland
Annex
82.6%
Sunderland all applications
88.6%
Planning a annex in Sunderland?
82.6% 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 Sunderland
94.6%
92.2%
95.6%
94.6%
90.3%
79.6%
89.4%
97.2%
90.7%
97.5%
86.8%
56.2%
90.3%
90.0%