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

Annex approval rate in Test Valley

Test Valley approved 88.5% of annex applications, based on 104 decisions analysed.

Last updated: September 2026

88.5%
annex approval rate
104
Annex decisions
92
Approved
12
Refused
90.5%
Test Valley overall

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

How annex compares in Test Valley

Annex (104 decided)
88.5%
Test Valley all applications (3,554 decided)
90.5%

Planning a annex in Test Valley?

88.5% 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
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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%
Outbuilding (394 decided)
91.6%
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%
Loft Conversion (66 decided)
92.4%
98.2%
Basement (25 decided)
88.0%
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