Alcatraz Tours Abruptly Shut Down

Alcatraz Island closed to visitors on Monday, April 20, after dock repairs halted ferry access to San Francisco’s most visited historic site. (nps.gov) The National Park Service posted a closure alert on April 17 saying the island would be shut from April 20 through April 24, 2026. The agency said access was “temporarily closed for dock repair” and that all scheduled tours would be refunded. (nps.gov) Alcatraz City Cruises, the National Park Service concessioner, told ticket holders to call 415-981-7625 to reschedule. Its regular spring schedule normally runs daily departures from 8:40 a.m. through 3:50 p.m. from Pier 33. (nps.gov) (cityexperiences.com) The shutdown hit one of the Bay Area’s biggest tourist draws. Alcatraz is a National Park Service site that markets round-trip ferry service, prison-cellhouse access and ranger programming as the core of the visit. (nps.gov) (cityexperiences.com) The closure also disrupted a tightly timed ferry operation built around Pier 33 departures and returns. City Cruises tells visitors to plan around fixed sailing windows, and the island has no public access without that boat link. (cityexperiences.com 1) (cityexperiences.com 2) Public reports on April 23 said the problem centered on the island’s main dock support system. Hoodline reported crews were working on critical dock repairs through the week, and an MSN summary of public records said damage made ferry access unsafe. (hoodline.com) (msn.com) Alcatraz stays open year-round in normal operations, with ferries serving the island from Piers 31-33 on San Francisco’s waterfront. The site’s history spans a military fort, a military prison, the federal penitentiary and the 1969 occupation by Indians of All Tribes. (nps.gov 1) (nps.gov 2) As of Thursday, April 23, the National Park Service alert still listed the closure through Friday, April 24. For visitors with canceled reservations, the next step remained a refund or a rebooking through Alcatraz City Cruises. (nps.gov)