Extension (General) approval rate in Barnet
Barnet approved 82.2% of extension (general) applications, based on 1,299 decisions analysed.
Last updated: September 2026
82.2%
extension (general) approval rate
1,299
Extension (General) decisions
1,068
Approved
231
Refused
79.6%
Barnet overall
Extension (General) applications are approved more often than the Barnet average (79.6%), suggesting the council is relatively receptive to these projects.
How extension (general) compares in Barnet
Extension (General)
82.2%
Barnet all applications
79.6%
Planning a extension (general) in Barnet?
82.2% 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 extension (general) approval rate
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Barnet →
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Barnet and any other published UK council — see the data services →
Other project types in Barnet
75.6%
82.3%
81.0%
80.7%
81.5%
76.1%
81.8%
77.9%
80.1%
83.0%
81.7%
78.7%
81.2%
43.8%
72.0%