Side Extension approval rate in Three Rivers
Three Rivers approved 93.7% of side extension applications, based on 158 decisions analysed.
Last updated: June 2026
93.7%
side extension approval rate
158
Side Extension decisions
148
Approved
10
Refused
92.5%
Three Rivers overall
Side Extension applications are approved at roughly the same rate as the Three Rivers average (92.5%).
How side extension compares in Three Rivers
Side Extension
93.7%
Three Rivers all applications
92.5%
Planning a side extension in Three Rivers?
93.7% 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 side extension approval rate
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Three Rivers →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Three Rivers
92.4%
92.0%
90.2%
93.9%
92.6%
93.4%
95.6%
100.0%
96.7%
88.1%
84.6%
86.4%