Annex approval rate in Dorset
Dorset approved 88.7% of annex applications, based on 441 decisions analysed.
Last updated: September 2026
88.7%
annex approval rate
441
Annex decisions
391
Approved
50
Refused
92.3%
Dorset overall
Annex applications are refused more often than the Dorset average (92.3%), suggesting the council scrutinises these projects more closely.
How annex compares in Dorset
Annex
88.7%
Dorset all applications
92.3%
Planning a annex in Dorset?
88.7% 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 Dorset →
✓ 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 Dorset and any other published UK council — see the data services →
Other project types in Dorset
91.3%
93.7%
94.3%
91.8%
94.1%
92.3%
97.1%
83.3%
94.1%
95.9%
95.8%
88.5%
90.9%
91.3%
64.7%