Side Extension approval rate in Tonbridge & Malling
Tonbridge & Malling approved 89.6% of side extension applications, based on 1,082 decisions analysed.
Last updated: March 2026
89.6%
side extension approval rate
1,082
Side Extension decisions
969
Approved
113
Refused
90.3%
Tonbridge & Malling overall
Side Extension applications are approved at roughly the same rate as the Tonbridge & Malling average (90.3%).
How side extension compares in Tonbridge & Malling
Side Extension
89.6%
Tonbridge & Malling all applications
90.3%
Planning a side extension in Tonbridge & Malling?
89.6% 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 Tonbridge & Malling 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 Tonbridge & Malling
85.6%
92.3%
89.4%
84.3%
84.8%
83.2%
94.9%
86.3%
87.8%
89.9%
81.2%
86.7%
81.8%
94.7%