Rear Extension approval rate in Greenwich
Greenwich approved 66.7% of rear extension applications, based on 5,700 decisions analysed.
Last updated: September 2026
66.7%
rear extension approval rate
5,700
Rear Extension decisions
3,801
Approved
1,899
Refused
73.5%
Greenwich overall
Rear Extension applications are refused more often than the Greenwich average (73.5%), suggesting the council scrutinises these projects more closely.
How rear extension compares in Greenwich
Rear Extension
66.7%
Greenwich all applications
73.5%
Planning a rear extension in Greenwich?
66.7% 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 rear extension approval rate
✓ Nearest comparable rear extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Greenwich →
✓ 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 Greenwich and any other published UK council — see the data services →
Other project types in Greenwich
77.5%
67.9%
67.9%
59.8%
78.9%
76.5%
70.5%
58.0%
62.5%
77.4%
78.2%
76.7%
85.5%
49.1%
74.3%