Rear Extension approval rate in Brent
Brent approved 72.6% of rear extension applications, based on 12,230 decisions analysed.
Last updated: September 2026
72.6%
rear extension approval rate
12,230
Rear Extension decisions
8,880
Approved
3,350
Refused
74.8%
Brent overall
Rear Extension applications are refused more often than the Brent average (74.8%), suggesting the council scrutinises these projects more closely.
How rear extension compares in Brent
Rear Extension
72.6%
Brent all applications
74.8%
Planning a rear extension in Brent?
72.6% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Brent →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Brent and any other published UK council — see the data services →
Other project types in Brent
79.2%
75.5%
74.3%
73.3%
71.9%
75.4%
66.5%
78.8%
83.6%
76.9%
78.2%
64.3%
44.5%
76.4%
48.6%