8 Blaen Y Ddôl, Llanberis, Caernarfon, Gwynedd, LL55 4TL Data via plota.co.uk
Proposal
Codi estyniad llawr cyntaf unllawr gyda tho fflat ar ben y to fflat presennol. Erection of a first-floor flat-roof extension above the existing flat roof. Data via plota.co.uk
Application progress
This application is under consideration - no decision has been issued yet. Plota predicts a decision between 9 Dec 2026 and 18 Jan 2027, from Gwynedd's recent extensions. Comments are open until 20 Oct 2026.
Comment on this application ↗Documents 5
Plans & drawings 3
Application forms 1
Other documents 1
Site constraints 2
Checked on 1 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Every application in Gwynedd - and every UK council - as a live feed, an API, or a bulk CSV export.
Important details
Decision outlook
Day 4 of the 56-day target. Gwynedd usually decides extensions by day 85.
Plota live figures for extensions decided by Gwynedd in the last twelve months, from validation. Gwynedd decision record →
Consultation & key dates
- Comments by
- 20 Oct 2026
- Statutory expiry
- 25 Nov 2026
Historical activity at this location
2 nearby applications on record - archival context, not part of the live application.
Nearby activity
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8 Blaen Y Ddôl, Llanberis, Caernarfon, Gwynedd, LL55 4TL
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