Data-backed planning intelligence · 3,700,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Annex approval rate in Glasgow

Glasgow approved 82.9% of annex applications, based on 41 decisions analysed.

Last updated: August 2026

82.9%
annex approval rate
41
Annex decisions
34
Approved
7
Refused
88.1%
Glasgow overall

Annex applications are refused more often than the Glasgow average (88.1%), suggesting the council scrutinises these projects more closely.

How annex compares in Glasgow

Annex (41 decided)
82.9%
Glasgow all applications (39,889 decided)
88.1%

Planning a annex in Glasgow?

82.9% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

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Other project types in Glasgow

Extension (General) (5,826 decided)
91.5%
Garage / Parking (2,768 decided)
88.7%
New Build (2,245 decided)
80.8%
Rear Extension (1,284 decided)
87.6%
Dormer (994 decided)
78.1%
Side Extension (971 decided)
83.8%
Outbuilding (572 decided)
88.3%
Conservatory (426 decided)
88.7%
Basement (322 decided)
87.9%
Flat Conversion (276 decided)
85.1%
Wraparound Extension (266 decided)
83.5%
84.3%
HMO (63 decided)
71.4%
Loft Conversion (37 decided)
94.6%
Front Extension (29 decided)
62.1%
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