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

Flat Conversion approval rate in Gwynedd

Gwynedd approved 69.7% of flat conversion applications, based on 33 decisions analysed.

Last updated: June 2026

69.7%
flat conversion approval rate
33
Flat Conversion decisions
23
Approved
10
Refused
88.6%
Gwynedd overall

Flat Conversion applications are refused more often than the Gwynedd average (88.6%), suggesting the council scrutinises these projects more closely.

How flat conversion compares in Gwynedd

Flat Conversion (33 decided)
69.7%
Gwynedd all applications (11,001 decided)
88.6%

Planning a flat conversion in Gwynedd?

69.7% 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 flat conversion decisions
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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%
Loft Conversion (115 decided)
91.3%
Front Extension (95 decided)
88.4%
88.9%
HMO (37 decided)
64.9%
Basement (26 decided)
92.3%
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