Sand Beach

Sand Beach is the only true sandy beach in Acadia National Park and one of the most celebrated beaches in the northeastern United States — not for warm water or wide sands, but for its extraordinary setting. A 290-meter crescent of mixed quartz and crushed shell sand is cradled between two pink granite headlands — Great Head to the east and the Beehive to the west — on the eastern shore of Mount Desert Island. The backdrop of rounded pink granite mountains plunging directly to the sea gives Sand Beach a visual drama unique among New England beaches, and the combination of swimming (for the cold-tolerant), sunbathing, and proximity to Acadia's network of carriage roads and hiking trails makes it the centerpiece of any Mount Desert Island visit.

Sand Beach sits on the Ocean Path, one of Acadia's most iconic walks — a 2.2-mile paved path from Sand Beach to Otter Point along the rocky oceanfront, passing Thunder Hole (a sea cave that produces dramatic booming sounds and spray at mid-tide) and Otter Cliffs (90-foot sheer granite walls dropping directly into the Atlantic). The combination of the beach and the Ocean Path creates a half-day activity that showcases the very best of Acadia's coastline and is suitable for all fitness levels.

The sand itself has an interesting geological composition: roughly one-third of the beach is made up of crushed shells rather than pure quartz, giving it a distinctive pinkish-tan color when wet. This shell-rich sand is the result of wave action breaking down the shells of marine organisms — particularly sea urchins and periwinkles — against the granite cliffs over millennia. The cold, nutrient-rich Gulf of Maine waters surrounding Mount Desert Island support exceptional marine life, and the tidepools between the beach and Thunder Hole contain diverse intertidal communities of sea stars, urchins, crabs, and anemones observable at low tide.