Data-backed planning intelligence · 3,700,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Rear Extension approval rate in Halton

Halton approved 98.2% of rear extension applications, based on 619 decisions analysed.

Last updated: August 2026

98.2%
rear extension approval rate
619
Rear Extension decisions
608
Approved
11
Refused
96.4%
Halton overall

Rear Extension applications are approved at roughly the same rate as the Halton average (96.4%).

How rear extension compares in Halton

Rear Extension (619 decided)
98.2%
Halton all applications (2,278 decided)
96.4%

Planning a rear extension in Halton?

98.2% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Halton →

Other project types in Halton

Side Extension (388 decided)
97.2%
Garage / Parking (378 decided)
97.1%
Extension (General) (175 decided)
96.0%
88.9%
Conservatory (92 decided)
98.9%
New Build (79 decided)
91.1%
Front Extension (66 decided)
97.0%
Dormer (63 decided)
95.2%
100.0%
Outbuilding (54 decided)
100.0%
Loft Conversion (50 decided)
94.0%
HMO (18 decided)
72.2%
Check planning approval patterns, Free