Side Extension approval rate in Stevenage
Stevenage approved 92.0% of side extension applications, based on 474 decisions analysed.
Last updated: June 2026
92.0%
side extension approval rate
474
Side Extension decisions
436
Approved
38
Refused
93.9%
Stevenage overall
Side Extension applications are approved at roughly the same rate as the Stevenage average (93.9%).
How side extension compares in Stevenage
Side Extension
92.0%
Stevenage all applications
93.9%
Planning a side extension in Stevenage?
92.0% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Stevenage →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Stevenage
93.9%
95.7%
91.4%
87.8%
98.3%
90.1%
90.6%
96.1%
92.0%
98.8%
90.6%
73.3%