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

Rear Extension approval rate in Lancaster

Lancaster approved 92.2% of rear extension applications, based on 459 decisions analysed.

Last updated: August 2026

92.2%
rear extension approval rate
459
Rear Extension decisions
423
Approved
36
Refused
91.9%
Lancaster overall

Rear Extension applications are approved at roughly the same rate as the Lancaster average (91.9%).

How rear extension compares in Lancaster

Rear Extension (459 decided)
92.2%
Lancaster all applications (4,802 decided)
91.9%

Planning a rear extension in Lancaster?

92.2% 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 Lancaster →

Other project types in Lancaster

Extension (General) (504 decided)
92.1%
Garage / Parking (352 decided)
91.5%
Dormer (260 decided)
89.2%
Side Extension (210 decided)
90.5%
Conservatory (182 decided)
96.2%
77.6%
New Build (148 decided)
88.5%
Outbuilding (128 decided)
89.1%
90.4%
Loft Conversion (47 decided)
85.1%
97.6%
Front Extension (19 decided)
89.5%
Flat Conversion (19 decided)
57.9%
Basement (15 decided)
86.7%
Annex (14 decided)
85.7%
HMO (10 decided)
100.0%
Check planning approval patterns, Free