Black Rock Sands Beach, Gwynedd


Black Rock Sands beach is known by many names, although we refer to it as Black Rock Sands it is often referred to as Porthmadog beach or Craig Du or Morfa Bychan beach after the local village. The beach is excellent, a wide sandy beach with a rocky headland and is approximately 2 miles long with a sand dune system designated as a site of special scientific interest.

The beach has a gently gradient making it a good family beach and as the tide recedes you have many rock pools to explore.

As you can drive onto the beach this is ideal for those that have to take lots of equipment to the beach.

Facilities include parking, toilets, designated bathing and boat-launching areas, ice-cream vans often positioned on the beach.

The beach due to it’s size and ability to park on the sand is very popular with kite-buggies and kitesurfers.

Black Rock Sands Beach is a Blue Flag Beach and has been awarded a regional Seaside Award.

Black Rock Sands Beach has dog restrictions. Porthmadog Black Rock Sands beach has dog restrictions on parts of the beach.

Why not check other beaches nearby as we have no beaches around Porthmadog, 38 beaches in Gwynedd, or check our list of Gwynedd Dog Friendly Beaches.

Water samples are taken at regular intervals during the bathing season and at the end of the season the water quality is classified as:
  • Excellent: the highest classification meaning the water is cleanest
  • Good: generally good water quality
  • Sufficient: meets minimum standards
  • Poor: You are advised not to swim. The beach will stay open and an action plan should be in place to improve the water quality.

Our weather forecast for Porthmadog in Gwynedd

Weather forecast from Yr, delivered by the Norwegian Meteorological Institute and NRK


Our tide forecast for Black Rock Sands Beach in Gwynedd.

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