GLANFA Beach Road, Trefor, Caernarfon, Gwynedd, LL54 5LB Data via plota.co.uk

C26/0573/37/DT - Householder Planning In Progress

Proposal

Estyniad cefn deu lawr. Rear two storey extension. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
24 Sept 2026
Decision
Expected by 19 Nov 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision between 3 Dec 2026 and 12 Jan 2027, from Gwynedd's recent extensions.

Site constraints 3

Llyn National Landscape
Great weight to conserving the landscape; major development restricted.
Previously an area of outstanding natural beauty, which is still the designation in law. Since 2023 authorities must seek to further its purpose, not merely have regard to it.
1 listed building within 150 m of the postcode pin
Nearest: Gwydir-mawr, Grade II, about 53 m from the postcode pin
The site itself is not listed. Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Historic England ↗
Also on the record
SSSI about 207 m away: Gwydir Bay.
Not affected
Outside flood zones 2 and 3 · No scheduled monument at the site

Checked on 2 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.

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Important details

Council
Gwynedd
Application type
Householder Planning
Postcode
LL54 5LB
Received
24 Sept 2026
Validated
24 Sept 2026
Ward
Yr Eifl
Parish
Trefor a Llanaelhaearn
Case officer
Show
Target decision
19 Nov 2026
Decision level
Dirprwyedig / Delegated
Applicant
Show
Agent
Ty Newydd Cyf

Decision outlook

Day 10 of the 56-day target. Gwynedd usually decides extensions by day 85.

Day 1075 days to the predicted decision (day 85)
29%decided within 8 weeks
95%approved
236decided in the last year

Plota live figures for extensions decided by Gwynedd in the last twelve months, from validation. Gwynedd decision record →

Consultation & key dates

Statutory expiry
19 Nov 2026