Dormer approval rate in Merton
Merton approved 88.7% of dormer applications, based on 2,463 decisions analysed.
Last updated: September 2026
88.7%
dormer approval rate
2,463
Dormer decisions
2,185
Approved
278
Refused
86.1%
Merton overall
Dormer applications are approved more often than the Merton average (86.1%), suggesting the council is relatively receptive to these projects.
How dormer compares in Merton
Dormer
88.7%
Merton all applications
86.1%
Planning a dormer in Merton?
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
Free planning check for Merton →
✓ Nearest comparable dormer decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Merton and any other published UK council — see the data services →
Other project types in Merton
81.9%
90.0%
88.7%
85.2%
87.8%
86.9%
83.2%
87.2%
83.1%
91.4%
88.8%
92.8%
79.1%
56.4%
79.2%