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

Rear Extension approval rate in Belfast City Council

Belfast City Council approved 98.8% of rear extension applications, based on 3,261 decisions analysed.

Last updated: June 2026

98.8%
rear extension approval rate
3,261
Rear Extension decisions
3,223
Approved
38
Refused
94.2%
Belfast City Council overall

Rear Extension applications are approved more often than the Belfast City Council average (94.2%), suggesting the council is relatively receptive to these projects.

How rear extension compares in Belfast City Council

Rear Extension (3,261 decided)
98.8%
Belfast City Council all applications (13,582 decided)
94.2%

Planning a rear extension in Belfast City Council?

98.8% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Belfast City Council →

Other project types in Belfast City Council

Extension (General) (2,030 decided)
97.5%
Garage / Parking (1,874 decided)
95.5%
92.6%
Side Extension (1,426 decided)
98.6%
Dormer (766 decided)
96.9%
New Build (428 decided)
87.1%
Wraparound Extension (386 decided)
98.4%
Outbuilding (332 decided)
98.8%
HMO (219 decided)
86.3%
Loft Conversion (138 decided)
96.4%
Conservatory (122 decided)
99.2%
Front Extension (118 decided)
93.2%
Basement (83 decided)
94.0%
Annex (55 decided)
94.5%
Flat Conversion (25 decided)
96.0%
Check planning approval patterns — Free