Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Rear Extension approval rate in Brent

Brent approved 72.6% of rear extension applications, based on 12,106 decisions analysed.

Last updated: March 2026

72.6%
rear extension approval rate
12,106
Rear Extension decisions
8,792
Approved
3,314
Refused
76.0%
Brent overall

Rear Extension applications are refused more often than the Brent average (76.0%), suggesting the council scrutinises these projects more closely.

How rear extension compares in Brent

Rear Extension (12,106 decided)
72.6%
Brent all applications (32,531 decided)
76.0%

Planning a rear extension in Brent?

72.6% get approved — but the odds vary by street. Your Pro Report 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
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Less than one set of revised drawings.

Other project types in Brent

Garage / Parking (7,238 decided)
79.2%
Dormer (6,958 decided)
75.5%
Side Extension (5,106 decided)
74.4%
Loft Conversion (4,236 decided)
73.3%
Flat Conversion (3,733 decided)
72.0%
Hip-to-Gable Conversion (2,366 decided)
75.3%
Outbuilding (2,356 decided)
66.4%
68.1%
New Build (1,953 decided)
78.9%
Basement (1,501 decided)
83.5%
Wraparound Extension (1,365 decided)
77.0%
Extension (General) (1,265 decided)
78.3%
Front Extension (752 decided)
64.4%
HMO (722 decided)
44.0%
Conservatory (630 decided)
76.5%
Annex (37 decided)
48.6%
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