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

Annex approval rate in Glasgow

Glasgow approved 83.3% of annex applications, based on 42 decisions analysed.

Last updated: September 2026

83.3%
annex approval rate
42
Annex decisions
35
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 (42 decided)
83.3%
Glasgow all applications (27,428 decided)
88.1%

Planning a annex in Glasgow?

83.3% 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 Glasgow and any other published UK council — see the data services →

Other project types in Glasgow

Extension (General) (6,194 decided)
91.9%
Garage / Parking (2,970 decided)
89.3%
New Build (2,267 decided)
80.9%
Rear Extension (1,344 decided)
88.2%
Dormer (1,071 decided)
79.6%
Side Extension (996 decided)
84.2%
Outbuilding (603 decided)
88.9%
Conservatory (470 decided)
89.8%
Basement (332 decided)
88.3%
Flat Conversion (282 decided)
85.5%
Wraparound Extension (276 decided)
84.1%
84.3%
HMO (74 decided)
74.3%
Loft Conversion (37 decided)
94.6%
Front Extension (29 decided)
62.1%
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