Basement approval rate in Gwynedd
Gwynedd approved 92.3% of basement applications, based on 26 decisions analysed.
Last updated: June 2026
92.3%
basement approval rate
26
Basement decisions
24
Approved
2
Refused
88.6%
Gwynedd overall
Basement applications are approved more often than the Gwynedd average (88.6%), suggesting the council is relatively receptive to these projects.
How basement compares in Gwynedd
Basement
92.3%
Gwynedd all applications
88.6%
Planning a basement in Gwynedd?
92.3% 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 basement approval rate
✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Free planning check for Gwynedd →
✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Gwynedd
91.4%
85.9%
86.5%
93.8%
79.3%
92.7%
84.4%
96.4%
78.8%
91.3%
88.4%
88.9%
64.9%
69.7%