Side Extension approval rate in Test Valley
Test Valley approved 95.3% of side extension applications, based on 425 decisions analysed.
Last updated: August 2026
95.3%
side extension approval rate
425
Side Extension decisions
405
Approved
20
Refused
91.4%
Test Valley overall
Side Extension applications are approved more often than the Test Valley average (91.4%), suggesting the council is relatively receptive to these projects.
How side extension compares in Test Valley
Side Extension
95.3%
Test Valley all applications
91.4%
Planning a side extension in Test Valley?
95.3% 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 Test Valley →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Test Valley
90.7%
94.5%
91.2%
91.6%
96.4%
80.8%
91.9%
95.2%
88.3%
92.2%
98.1%
87.0%