Data-backed planning intelligence · 3,790,000+ 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 2,321 decisions analysed.

Last updated: August 2026

87.9%
side extension approval rate
2,321
Side Extension decisions
2,039
Approved
282
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 (2,321 decided)
87.9%
Bristol all applications (25,943 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 (5,724 decided)
90.7%
Garage / Parking (3,029 decided)
84.7%
Loft Conversion (2,771 decided)
88.4%
Dormer (2,662 decided)
90.6%
Extension (General) (2,022 decided)
88.3%
79.6%
HMO (871 decided)
75.5%
Outbuilding (855 decided)
88.8%
New Build (734 decided)
72.3%
91.1%
Basement (635 decided)
90.6%
Conservatory (576 decided)
92.0%
Wraparound Extension (437 decided)
93.8%
Annex (311 decided)
76.5%
Flat Conversion (246 decided)
73.6%
Front Extension (201 decided)
81.1%
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