Data-backed planning intelligence · 3,840,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Outbuilding approval rate in Dorset

Dorset approved 91.8% of outbuilding applications, based on 1,219 decisions analysed.

Last updated: September 2026

91.8%
outbuilding approval rate
1,219
Outbuilding decisions
1,119
Approved
100
Refused
92.3%
Dorset overall

Outbuilding applications are approved at roughly the same rate as the Dorset average (92.3%).

How outbuilding compares in Dorset

Outbuilding (1,219 decided)
91.8%
Dorset all applications (11,976 decided)
92.3%

Planning a outbuilding in Dorset?

91.8% 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 outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Dorset →

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

Garage / Parking (3,283 decided)
91.3%
Rear Extension (2,080 decided)
93.7%
Extension (General) (1,977 decided)
94.3%
84.1%
Side Extension (1,131 decided)
94.1%
Dormer (852 decided)
92.3%
Conservatory (715 decided)
97.1%
New Build (521 decided)
83.3%
Annex (441 decided)
88.7%
Loft Conversion (307 decided)
94.1%
Front Extension (290 decided)
95.9%
Wraparound Extension (142 decided)
95.8%
Basement (61 decided)
88.5%
Flat Conversion (33 decided)
90.9%
91.3%
HMO (17 decided)
64.7%
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