Great Rock Bight is an ocean beach in Chilmark, Massachusetts.
What to expect
Swimming
Allowed water tested by the state
Getting in
Parking
Free
CostFree
Martha's Vineyard Land Bank preserve, open to the public. Small dirt-road parking area off Brickyard Road; parking/access are limited and visitors may be turned away, especially on weekends.
Common questions
Is Great Rock Bight in Chilmark open today?
Open, no advisory on record in the latest MA DPH posting (updated 2026-07-16). MA DPH is the authority. Check the status the morning you go.
Is there parking at Great Rock Bight, and what does it cost?
Free (Free). Martha's Vineyard Land Bank preserve, open to the public. Small dirt-road parking area off Brickyard Road; parking/access are limited and visitors may be turned away, especially on weekends.
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