Cohasset's main swimming beach, a barrier beach with over 300 feet of sandy shoreline on Massachusetts Bay. It has been run by the nonprofit Sandy Beach Association since 1917 under the town's parking-sticker system, with a beach house, seasonal lifeguards, and a snack bar.
What to expect
Parking
Resident sticker Free with sticker
Swimming
Allowed water tested by the state
Hours
Beach house open and lifeguards on duty June 6 through Labor Day, 10am-6pm daily. General beach access is reported as roughly 6am-9pm.
From June 6Dogs
Dogs prohibited April 1 through September 15.
Banned now · back September 15Getting in
Parking
Resident sticker
CostFree with stickerStickerCohasset All Facilities sticker required year-round
Sandy Beach lot
Sandy Beach lot
CostFree with stickerSpacesunconfirmed
Access points along this beach
Getting to the beach
Beach parking lot off Atlantic Avenue at 345 Atlantic Avenue; sticker checked at the lot entrance.
Tides & weather
Tide and sun: NOAA astronomy · forecast: NWS, up to 7 days
Common questions
Is Sandy Beach in Cohasset open today?
Open, no advisory on record in the latest MA DPH posting (updated 2026-09-13). MA DPH is the authority. Check the status the morning you go.
When are lifeguards on duty at Sandy Beach?
Lifeguards cover the beach from June 6 through Labor Day, 10am to 6pm.
Can non-residents park at Sandy Beach?
Parking requires a current Cohasset All Facilities sticker, which is issued to residents, so non-residents without one cannot legally park in the lot.
What rules should I know at Sandy Beach?
Dog waste must be removed immediately. No alcoholic beverages. No smoking. No glass containers. No watercraft in the swim area and no launching boats from the beach. No scuba diving. No walking on the dunes.
Can you swim at Sandy Beach?
Yes. Sandy Beach has no swimming advisory in the latest MA DPH posting (updated 2026-09-13). Check again the morning you go.
Are dogs allowed at Sandy Beach?
Dogs prohibited April 1 through September 15.
Is there an entry fee at Sandy Beach?
No, entry is free.
Do you need a beach sticker to park at Sandy Beach?
Yes, parking here uses a resident sticker. Free with sticker.