Rear Extension approval rate in Three Rivers
Three Rivers approved 92.2% of rear extension applications, based on 715 decisions analysed.
Last updated: September 2026
92.2%
rear extension approval rate
715
Rear Extension decisions
659
Approved
56
Refused
90.3%
Three Rivers overall
Rear Extension applications are approved at roughly the same rate as the Three Rivers average (90.3%).
How rear extension compares in Three Rivers
Rear Extension
92.2%
Three Rivers all applications
90.3%
Planning a rear extension in Three Rivers?
92.2% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Three Rivers →
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Planning professional? PlanningLens runs refusal alerts and evidence packs for Three Rivers and any other published UK council — see the data services →
Other project types in Three Rivers
91.0%
88.9%
92.2%
92.0%
92.2%
92.9%
94.3%
96.3%
93.7%
90.9%
80.0%
86.2%
84.6%