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Traeth Tywyn Mawr Beach Maps

Isle of Anglesey, Wales

Location: Llanfwrog

Location type: Rural

OS Grid: SH287851

Coordinates: 53°20'6"N 4°34'21"W

Mapcode: GBR HM2W.J59

What 3 Words: roadblock.weeks.pins

Coordinates and location codes are for an approximate mid-point of the beach, and may not reflect the best access point or the most popular part of the beach.

Country: Wales

Local Authority: Isle of Anglesey

Parish: Llanfaethlu

Nearest postcode: LL65 4YH

(for sat-nav purposes only, a beach does not have a postal address!)

Maps of Traeth Tywyn Mawr Beach. Includes maps from Google, Bing, Ordnance Survey and OpenStreetMap.

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216.73.217.34 Fri, 05 Jun 2026 01:32:54 +0100