Side Extension approval rate in Lancaster
Lancaster approved 93.2% of side extension applications, based on 148 decisions analysed.
Last updated: March 2026
93.2%
side extension approval rate
148
Side Extension decisions
138
Approved
10
Refused
93.3%
Lancaster overall
Side Extension applications are approved at roughly the same rate as the Lancaster average (93.3%).
How side extension compares in Lancaster
Side Extension
93.2%
Lancaster all applications
93.3%
Planning a side extension in Lancaster?
93.2% 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
Get Lancaster 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 Lancaster
93.8%
93.8%
94.4%
91.0%
95.6%
92.5%
90.9%
92.9%
96.6%
92.3%
41.7%
90.9%
90.9%
100.0%