Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Dormer approval rate in Test Valley

Test Valley approved 91.9% of dormer applications, based on 161 decisions analysed.

Last updated: March 2026

91.9%
dormer approval rate
161
Dormer decisions
148
Approved
13
Refused
91.2%
Test Valley overall

Dormer applications are approved at roughly the same rate as the Test Valley average (91.2%).

How dormer compares in Test Valley

Dormer (161 decided)
91.9%
Test Valley all applications (5,558 decided)
91.2%

Planning a dormer in Test Valley?

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Less than one set of revised drawings.

Other project types in Test Valley

Garage / Parking (882 decided)
90.6%
Rear Extension (703 decided)
94.2%
Side Extension (393 decided)
94.9%
Outbuilding (339 decided)
91.2%
Extension (General) (329 decided)
91.8%
Conservatory (248 decided)
96.0%
New Build (241 decided)
79.7%
82.2%
Front Extension (114 decided)
95.6%
Annex (95 decided)
87.4%
Loft Conversion (58 decided)
93.1%
97.9%
Basement (22 decided)
86.4%
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