Extension (General) approval rate in Horsham
Horsham approved 90.2% of extension (general) applications, based on 430 decisions analysed.
Last updated: March 2026
90.2%
extension (general) approval rate
430
Extension (General) decisions
388
Approved
42
Refused
91.2%
Horsham overall
Extension (General) applications are approved at roughly the same rate as the Horsham average (91.2%).
How extension (general) compares in Horsham
Extension (General)
90.2%
Horsham all applications
91.2%
Planning a extension (general) in Horsham?
90.2% get approved — but the odds vary by street. Your Pro Report shows exactly what gets approved and refused near your property.
✓ Your ward's extension (general) approval rate
✓ Nearest comparable extension (general) decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Get Horsham Pro Report — £79
✓ Nearest comparable extension (general) 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%
91.4%
89.5%
98.2%
96.1%
96.8%
94.4%
84.7%
91.1%
96.9%
76.7%