Carson Beach (South Boston Beaches)
Ocean cove · Massachusetts
About this swimming hole
The South Boston Beaches - Carson Beach, Pleasure Bay, M Street Beach, Castle Island, and City Point - are DCR-managed public ocean beaches listed in Mass.gov's outdoor recreation guide. Carson Beach is the centerpiece, with a bathhouse, boardwalk, and seasonal lifeguards on Dorchester Bay. They are among the most accessible saltwater swims in Boston.
Good to know
| Water type | Ocean cove |
|---|---|
| Best season | Summer |
| Parking | On-street and lot parking along Day Boulevard |
| Amenities | restrooms, bathhouse, lifeguards |
| County | Suffolk County |
| Nearest town | Boston |
| Safety notes | Seasonal lifeguards; check water-quality postings after heavy rain |
Map
(approximate location)Nearby swimming holes
Frequently asked questions
When is the best time to visit Carson Beach (South Boston Beaches)?
The best season is typically Summer.
Is Carson Beach (South Boston Beaches) safe for swimming?
Reported safety notes: Seasonal lifeguards; check water-quality postings after heavy rain. There are rarely lifeguards at natural swimming holes — swim at your own risk.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026