Data-backed planning intelligence · 3,200,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Annex approval rate in North Ayrshire

North Ayrshire approved 82.4% of annex applications, based on 17 decisions analysed.

Last updated: June 2026

82.4%
annex approval rate
17
Annex decisions
14
Approved
3
Refused
98.1%
North Ayrshire overall

Annex applications are refused more often than the North Ayrshire average (98.1%), suggesting the council scrutinises these projects more closely.

How annex compares in North Ayrshire

Annex (17 decided)
82.4%
North Ayrshire all applications (1,312 decided)
98.1%

Planning a annex in North Ayrshire?

82.4% 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 North Ayrshire →

Other project types in North Ayrshire

Extension (General) (343 decided)
100.0%
New Build (196 decided)
95.4%
Garage / Parking (132 decided)
94.7%
98.9%
Dormer (78 decided)
100.0%
Outbuilding (76 decided)
98.7%
Rear Extension (20 decided)
100.0%
Conservatory (18 decided)
100.0%
Side Extension (12 decided)
100.0%
Check planning approval patterns, Free