The Lewis Bay side of Kalmus Beach in Hyannis. The town lists Kalmus as a resident and visitor ocean beach, with parking on a resident/taxpayer permit or a daily parking pass.
What to expect
Swimming
Allowed water tested by the state
Hours
Barnstable beach gates open 9am and lock at 9pm; lifeguards run 9am to 5pm from late June, and parking fees are collected 9am to 3:45pm (Craigville from 7:30am).
Dogs
No dogs at all on any Barnstable beach or recreation area May 15 through September 15; outside that window leashed dogs are welcome.
Banned now · back September 15Getting in
Access points along this beach
Bay-side / Yacht Club side
Calmer Lewis Bay water with tidal pools; downwind of the Hyannis Yacht Club.
Tides & weather
Tide and sun: NOAA astronomy · forecast: NWS, up to 7 days
Common questions
Is Kalmus Beach in Barnstable 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.
Can you swim at Kalmus Beach?
Yes. Kalmus 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 Kalmus Beach?
No dogs at all on any Barnstable beach or recreation area May 15 through September 15; outside that window leashed dogs are welcome.