Outbuilding approval rate in Brentwood
Brentwood approved 80.7% of outbuilding applications, based on 716 decisions analysed.
Last updated: March 2026
80.7%
outbuilding approval rate
716
Outbuilding decisions
578
Approved
138
Refused
83.8%
Brentwood overall
Outbuilding applications are refused more often than the Brentwood average (83.8%), suggesting the council scrutinises these projects more closely.
How outbuilding compares in Brentwood
Outbuilding
80.7%
Brentwood all applications
83.8%
Planning a outbuilding in Brentwood?
80.7% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's outbuilding approval rate
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get Brentwood Pro Report — £79
✓ Nearest comparable outbuilding decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Brentwood
84.1%
83.3%
82.2%
73.8%
83.4%
86.3%
71.7%
83.9%
79.6%
76.4%
78.8%
81.9%
81.4%
65.8%
62.5%