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

Side Extension approval rate in Glasgow

Glasgow approved 83.8% of side extension applications, based on 971 decisions analysed.

Last updated: August 2026

83.8%
side extension approval rate
971
Side Extension decisions
814
Approved
157
Refused
88.1%
Glasgow overall

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

How side extension compares in Glasgow

Side Extension (971 decided)
83.8%
Glasgow all applications (39,889 decided)
88.1%

Planning a side extension in Glasgow?

83.8% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
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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%
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%
Annex (41 decided)
82.9%
Loft Conversion (37 decided)
94.6%
Front Extension (29 decided)
62.1%
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