Data-backed planning intelligence · 3,200,000+ decisions analysed across England, Scotland and Wales

Loft Conversion approval rate in Gwynedd

Gwynedd approved 91.3% of loft conversion applications, based on 115 decisions analysed.

Last updated: June 2026

91.3%
loft conversion approval rate
115
Loft Conversion decisions
105
Approved
10
Refused
88.6%
Gwynedd overall

Loft Conversion applications are approved more often than the Gwynedd average (88.6%), suggesting the council is relatively receptive to these projects.

How loft conversion compares in Gwynedd

Loft Conversion (115 decided)
91.3%
Gwynedd all applications (11,001 decided)
88.6%

Planning a loft conversion in Gwynedd?

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Other project types in Gwynedd

Extension (General) (1,829 decided)
91.4%
Garage / Parking (994 decided)
85.9%
Outbuilding (704 decided)
86.5%
84.5%
Rear Extension (646 decided)
93.8%
New Build (521 decided)
79.3%
Side Extension (441 decided)
92.7%
Dormer (288 decided)
84.4%
Conservatory (194 decided)
96.4%
Annex (165 decided)
78.8%
Front Extension (95 decided)
88.4%
88.9%
HMO (37 decided)
64.9%
Flat Conversion (33 decided)
69.7%
Basement (26 decided)
92.3%
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