Side Extension approval rate in Greenwich
Greenwich approved 59.7% of side extension applications, based on 2,024 decisions analysed.
Last updated: June 2026
59.7%
side extension approval rate
2,024
Side Extension decisions
1,209
Approved
815
Refused
78.2%
Greenwich overall
Side Extension applications are refused more often than the Greenwich average (78.2%), suggesting the council scrutinises these projects more closely.
How side extension compares in Greenwich
Side Extension
59.7%
Greenwich all applications
78.2%
Planning a side extension in Greenwich?
59.7% 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 Greenwich →
✓ Nearest comparable side extension decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Greenwich
66.4%
77.5%
67.5%
67.5%
76.0%
78.7%
70.2%
58.5%
64.0%
77.2%
78.2%
76.0%
85.0%
49.6%
72.9%