Safe Beach Day
Safe Beach Day
Jetties Beach
Dionis Beach
Madaket Beach
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Beach map
Hazard Key:

Green

Yellow

Red

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Active/Upcoming Event

Dionis Beach

Dionis Beach in Nantucket offers a peaceful and family-friendly atmosphere, perfect for a relaxing day by the water. With its calm, shallow waters, it's ideal for swimming, paddleboarding, and wading along the shore. The beach is also known for its beautiful natural surroundings, with dunes and a gentle slope leading to the shoreline. While it lacks extensive amenities like food stands, its peaceful environment and limited crowds make it a hidden gem. Dionis Beach is especially great for families with young children or anyone looking to escape the more crowded spots on the island.

amenities

Bike Racks

Bike Racks

Free Parking

Free Parking

Restrooms

Restrooms

Leashed Dogs

Leashed Dogs

activities

Swimming

Swimming

Dogs

Dogs

prohibitions

No Littering

No Littering

Keep Off Sand Dunes

Keep Off Sand Dunes

hazards

Shallow Water

Shallow Water

Slippery Rocks

Slippery Rocks

Marine Life

Marine Life

Wave Strength

Green

There is always aquatic risk. Please check in with a lifeguard prior to swimming. Our department determines aquatic risk factors based on ocean conditions.

Swim at your Own Risk

Beaches and oceans are dynamic natural environments.  Crowd conditions, currents, waves, wild animals, and other water and beach conditions can rapidly change. The risks and conditions shown on this site are informational only and not always real-time.  Actual conditions may differ.  Lifeguards are not always on duty or available.  Always remain aware of your surroundings and exercise due care for your own safety and the safety of others around you. 

Always check for water warnings or check with a lifeguard before you swim.