Access and hours vary from one island to the next. Please read the information provided below to plan your next visit.
2021 Season: The ferry schedule has yet to be determined.
Thompson Island is closed to the public until further notice.
Worlds End is now open by advance reservation only.
Most DCR park areas and facilities are now open. Click here to learn more about how to safely enjoy time outside.
During the off-season, access to DCR islands requires a DCR Special Use Permit. Please email the rangers at [email protected] for more information.
Limited Access Islands
The Boston Harbor Islands are home to various wildlife. Many islands have limited access during bird breeding season from April through August, including Rainsford and Snake Islands, islands in Hingham Harbor (Sarah, Langlee, Ragged, and Button Island) and the outer islands (the Brewsters, Calf, Little Calf, and Green Island).
Prohibited Access Islands
Long, Gallops, Moon, Little Brewster, and The Graves are closed to public access.
Access By Private Boat
Visitors may travel to the park via private watercraft. Passenger drop-off at island floats is allowed with anchorage nearby. Dinghies are not available during this summer season. Always yield to park ferries. Visit the boating page for more information.
Welcome Center
Visit the Boston Harbor Islands National and State Park Welcome Center on the Rose Kennedy Greenway at:
191W Atlantic Ave
Boston, MA 02110
Welcome Center Hours, 2020:
- 9am-4:30pm daily from mid-May through late June
- 9am-6pm late June through Labor Day
- 9am-4:30pm daily from September 3rd through Columbus Day