Porth Tywyn Mawr Beach

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Porth Tywyn Mawr is one of Anglesey's larger beaches, with plenty of space for activity seekers to make the most of the area alongside the holidaymakers' sand castles.

The beach is located near Llanfaethlu and is good for most watersports. Walks can be taken on and around the beach and there are opportunities for golf and horse riding nearby. Facilities such as toilets can be found a few miles north in Church Bay. Llanfaethlu offers a village shop and a pub/restaurant.

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  • Free Parking

Map & Directions

Road Directions

A55 Junction 3; A5 to Valley, turn right onto the A5025 (signed for Amlwch), continue through Llanfachraeth and left where signed to Porth Tywyn Mawr Sandy Beach.

Accessible by Public Transport: Valley station is 6 miles away.

Porth Tywyn Mawr Beach


Llanfwrog, Isle of Anglesey, LL65 4YH

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