Data-backed planning intelligence · 3,840,000+ decisions analysed across England, Scotland, Wales and Northern Ireland

Dormer approval rate in Lancaster

Lancaster approved 88.7% of dormer applications, based on 275 decisions analysed.

Last updated: September 2026

88.7%
dormer approval rate
275
Dormer decisions
244
Approved
31
Refused
86.3%
Lancaster overall

Dormer applications are approved more often than the Lancaster average (86.3%), suggesting the council is relatively receptive to these projects.

How dormer compares in Lancaster

Dormer (275 decided)
88.7%
Lancaster all applications (1,758 decided)
86.3%

Planning a dormer in Lancaster?

88.7% 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 dormer approval rate
✓ Nearest comparable dormer decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
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Planning professional? PlanningLens runs refusal alerts and evidence packs for Lancaster and any other published UK council — see the data services →

Other project types in Lancaster

Extension (General) (513 decided)
92.2%
Rear Extension (490 decided)
91.6%
Garage / Parking (369 decided)
91.3%
Side Extension (227 decided)
89.9%
Conservatory (186 decided)
96.2%
77.1%
New Build (155 decided)
89.0%
Outbuilding (131 decided)
89.3%
89.5%
Loft Conversion (49 decided)
85.7%
97.7%
Front Extension (22 decided)
90.9%
Flat Conversion (20 decided)
55.0%
Basement (15 decided)
86.7%
Annex (14 decided)
85.7%
HMO (12 decided)
100.0%
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