Data-backed planning intelligence · 2,500,000+ decisions analysed across England, Scotland and Wales

Rear Extension approval rate in Oldham

Oldham approved 90.8% of rear extension applications, based on 2,361 decisions analysed.

Last updated: March 2026

90.8%
rear extension approval rate
2,361
Rear Extension decisions
2,143
Approved
218
Refused
88.6%
Oldham overall

Rear Extension applications are approved more often than the Oldham average (88.6%), suggesting the council is relatively receptive to these projects.

How rear extension compares in Oldham

Rear Extension (2,361 decided)
90.8%
Oldham all applications (6,836 decided)
88.6%

Planning a rear extension in Oldham?

90.8% get approved — but the odds vary by street. Your Pro Report 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
Get Oldham Pro Report — £79

Less than one set of revised drawings.

Other project types in Oldham

Side Extension (1,281 decided)
90.3%
Garage / Parking (806 decided)
89.8%
Dormer (751 decided)
89.2%
88.0%
Extension (General) (422 decided)
89.1%
New Build (302 decided)
80.5%
Front Extension (256 decided)
85.5%
Wraparound Extension (240 decided)
92.9%
Conservatory (156 decided)
94.9%
Outbuilding (145 decided)
84.1%
Loft Conversion (138 decided)
92.8%
HMO (87 decided)
89.7%
89.1%
Basement (50 decided)
92.0%
Flat Conversion (42 decided)
90.5%
Annex (31 decided)
90.3%
Check planning approval patterns — Free