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

Outbuilding approval rate in Flintshire

Flintshire approved 82.0% of outbuilding applications, based on 361 decisions analysed.

Last updated: September 2026

82.0%
outbuilding approval rate
361
Outbuilding decisions
296
Approved
65
Refused
86.8%
Flintshire overall

Outbuilding applications are refused more often than the Flintshire average (86.8%), suggesting the council scrutinises these projects more closely.

How outbuilding compares in Flintshire

Outbuilding (361 decided)
82.0%
Flintshire all applications (9,807 decided)
86.8%

Planning a outbuilding in Flintshire?

82.0% 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 Flintshire and any other published UK council — see the data services →

Other project types in Flintshire

Extension (General) (2,128 decided)
91.2%
Garage / Parking (1,346 decided)
87.1%
80.4%
Rear Extension (992 decided)
94.6%
New Build (957 decided)
77.0%
Side Extension (655 decided)
94.8%
Conservatory (309 decided)
95.1%
Dormer (164 decided)
81.7%
Loft Conversion (141 decided)
85.1%
Annex (90 decided)
82.2%
95.3%
Front Extension (83 decided)
94.0%
HMO (58 decided)
70.7%
Flat Conversion (32 decided)
87.5%
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