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

Outbuilding approval rate in Derby

Derby approved 89.3% of outbuilding applications, based on 225 decisions analysed.

Last updated: September 2026

89.3%
outbuilding approval rate
225
Outbuilding decisions
201
Approved
24
Refused
92.8%
Derby overall

Outbuilding applications are refused more often than the Derby average (92.8%), suggesting the council scrutinises these projects more closely.

How outbuilding compares in Derby

Outbuilding (225 decided)
89.3%
Derby all applications (3,521 decided)
92.8%

Planning a outbuilding in Derby?

89.3% 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 outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
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Planning professional? PlanningLens runs refusal alerts and evidence packs for Derby and any other published UK council — see the data services →

Other project types in Derby

Rear Extension (1,714 decided)
95.9%
Side Extension (987 decided)
94.4%
Garage / Parking (590 decided)
93.6%
88.3%
Front Extension (345 decided)
91.9%
Wraparound Extension (274 decided)
94.2%
Dormer (242 decided)
82.6%
New Build (213 decided)
86.9%
Extension (General) (197 decided)
90.9%
HMO (189 decided)
86.2%
Conservatory (56 decided)
89.3%
Annex (34 decided)
73.5%
70.0%
Basement (18 decided)
94.4%
Loft Conversion (17 decided)
88.2%
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