Dormer approval rate in Horsham
Horsham approved 91.4% of dormer applications, based on 661 decisions analysed.
Last updated: March 2026
91.4%
dormer approval rate
661
Dormer decisions
604
Approved
57
Refused
91.2%
Horsham overall
Dormer applications are approved at roughly the same rate as the Horsham average (91.2%).
How dormer compares in Horsham
Dormer
91.4%
Horsham all applications
91.2%
Planning a dormer in Horsham?
91.4% get approved — but the odds vary by street. Your Pro Report 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
Get Horsham Pro Report — £79
✓ Nearest comparable dormer decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Horsham
95.3%
88.3%
96.3%
78.6%
89.5%
98.2%
90.2%
96.1%
96.8%
94.4%
84.7%
91.1%
96.9%
76.7%