Side Extension approval rate in Sevenoaks
Sevenoaks approved 87.2% of side extension applications, based on 958 decisions analysed.
Last updated: March 2026
87.2%
side extension approval rate
958
Side Extension decisions
835
Approved
123
Refused
86.8%
Sevenoaks overall
Side Extension applications are approved at roughly the same rate as the Sevenoaks average (86.8%).
How side extension compares in Sevenoaks
Side Extension
87.2%
Sevenoaks all applications
86.8%
Planning a side extension in Sevenoaks?
87.2% 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
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✓ 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 Sevenoaks
81.6%
87.7%
82.5%
81.9%
83.7%
81.8%
71.8%
90.0%
88.6%
89.3%
73.7%
82.2%
80.6%
73.2%