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

Outbuilding approval rate in Test Valley

Test Valley approved 91.6% of outbuilding applications, based on 394 decisions analysed.

Last updated: September 2026

91.6%
outbuilding approval rate
394
Outbuilding decisions
361
Approved
33
Refused
90.5%
Test Valley overall

Outbuilding applications are approved at roughly the same rate as the Test Valley average (90.5%).

How outbuilding compares in Test Valley

Outbuilding (394 decided)
91.6%
Test Valley all applications (3,554 decided)
90.5%

Planning a outbuilding in Test Valley?

91.6% 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 Test Valley →

Planning professional? PlanningLens runs refusal alerts and evidence packs for Test Valley and any other published UK council — see the data services →

Other project types in Test Valley

Garage / Parking (1,003 decided)
90.9%
Rear Extension (795 decided)
94.7%
Side Extension (443 decided)
95.5%
Extension (General) (375 decided)
92.0%
Conservatory (290 decided)
96.6%
New Build (275 decided)
81.1%
81.2%
Dormer (183 decided)
92.3%
Front Extension (127 decided)
95.3%
Annex (104 decided)
88.5%
Loft Conversion (66 decided)
92.4%
98.2%
Basement (25 decided)
88.0%
Check planning approval patterns, Free