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

Side Extension approval rate in Richmond

Richmond approved 82.1% of side extension applications, based on 3,156 decisions analysed.

Last updated: June 2026

82.1%
side extension approval rate
3,156
Side Extension decisions
2,590
Approved
566
Refused
87.5%
Richmond overall

Side Extension applications are refused more often than the Richmond average (87.5%), suggesting the council scrutinises these projects more closely.

How side extension compares in Richmond

Side Extension (3,156 decided)
82.1%
Richmond all applications (32,944 decided)
87.5%

Planning a side extension in Richmond?

82.1% 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
Free planning check for Richmond →

Other project types in Richmond

Rear Extension (6,985 decided)
82.5%
Dormer (4,505 decided)
81.5%
Loft Conversion (3,714 decided)
81.5%
Garage / Parking (3,148 decided)
83.7%
Outbuilding (1,837 decided)
87.6%
Extension (General) (1,487 decided)
85.0%
91.3%
Hip-to-Gable Conversion (1,190 decided)
82.4%
Basement (902 decided)
83.6%
New Build (777 decided)
83.7%
Conservatory (683 decided)
89.6%
Wraparound Extension (589 decided)
82.2%
Flat Conversion (329 decided)
88.4%
Front Extension (315 decided)
77.1%
HMO (175 decided)
92.6%
Annex (108 decided)
79.6%
Check planning approval patterns, Free