Side Extension approval rate in Three Rivers
Three Rivers approved 92.9% of side extension applications, based on 56 decisions analysed.
Last updated: March 2026
92.9%
side extension approval rate
56
Side Extension decisions
52
Approved
4
Refused
93.0%
Three Rivers overall
Side Extension applications are approved at roughly the same rate as the Three Rivers average (93.0%).
How side extension compares in Three Rivers
Side Extension
92.9%
Three Rivers all applications
93.0%
Planning a side extension in Three Rivers?
92.9% get approved — but the odds vary by street. Your Pro Report 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
Get Three Rivers Pro Report — £79
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Less than one set of revised drawings.
Other project types in Three Rivers
92.5%
94.4%
93.6%
98.1%
94.0%
100.0%
88.2%
96.2%
96.2%
86.7%
100.0%
100.0%