Data-backed planning intelligence · 3,200,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Side Extension approval rate in Bristol

Bristol approved 87.9% of side extension applications, based on 2,296 decisions analysed.

Last updated: June 2026

87.9%
side extension approval rate
2,296
Side Extension decisions
2,019
Approved
277
Refused
86.9%
Bristol overall

Side Extension applications are approved at roughly the same rate as the Bristol average (86.9%).

How side extension compares in Bristol

Side Extension (2,296 decided)
87.9%
Bristol all applications (25,431 decided)
86.9%

Planning a side extension in Bristol?

87.9% 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 Bristol

Rear Extension (5,628 decided)
90.8%
Garage / Parking (2,986 decided)
84.9%
Loft Conversion (2,728 decided)
88.4%
Dormer (2,621 decided)
90.6%
Extension (General) (1,988 decided)
88.4%
79.7%
HMO (845 decided)
75.4%
Outbuilding (836 decided)
88.8%
New Build (727 decided)
72.5%
91.2%
Basement (626 decided)
90.4%
Conservatory (571 decided)
92.3%
Wraparound Extension (430 decided)
94.0%
Annex (303 decided)
76.9%
Flat Conversion (243 decided)
73.3%
Front Extension (193 decided)
81.3%
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