Basement approval rate in Gwynedd
Gwynedd approved 92.6% of basement applications, based on 27 decisions analysed.
Last updated: August 2026
92.6%
basement approval rate
27
Basement decisions
25
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
92.6%
Gwynedd all applications
88.6%
Planning a basement in Gwynedd?
92.6% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.
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✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
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✓ Nearest comparable basement decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect
Other project types in Gwynedd
91.4%
85.8%
86.6%
93.7%
79.1%
92.7%
84.4%
95.9%
78.8%
91.5%
88.4%
88.9%
64.9%
69.7%