Annex approval rate in Barnet
Barnet approved 71.9% of annex applications, based on 210 decisions analysed.
Last updated: September 2026
71.9%
annex approval rate
210
Annex decisions
151
Approved
59
Refused
81.6%
Barnet overall
Annex applications are refused more often than the Barnet average (81.6%), suggesting the council scrutinises these projects more closely.
How annex compares in Barnet
Annex
71.9%
Barnet all applications
81.6%
Planning a annex in Barnet?
71.9% 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 annex approval rate
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Barnet →
✓ Nearest comparable annex 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
75.7%
82.3%
81.0%
80.7%
81.5%
76.2%
81.8%
77.9%
80.1%
83.1%
81.7%
78.7%
81.4%
82.2%
43.9%