Alcatraz Island is a National Park Service site in California. The NPS currently lists 3 active alerts (1 closure), 0 campgrounds and 1 visitor center, and no entrance fee.
“Alcatraz reveals stories of American incarceration, justice, and our common humanity. This small island was once a fort, a military prison, and a maximum security federal penitentiary. In 1969, the Indians of All Tribes occupied Alcatraz for 19 months in the name of freedom and Native American civil rights.”
Active alerts
3
Closures
1
Campgrounds
0
Visitor centers
1
Current alerts and closures
3 active NPS alerts as of Oct 28, 2026: 1 closure, 0 danger, 1 caution and 1 information.
Closure
Alcatraz Island to Temporarily Close in Fall for Dock Repairs
Date Posted: 9/28/2026 Alcatraz Island, part of the Golden Gate National Recreation Area, is scheduled to temporarily close beginning on Oct. 26, 2026, while crews replace pilings that secure the ferry dock to the island. Repairs are expected to be completed by Nov. 18, 2026. For more information, please see news release linked here.
Auto-Theft Warning - Only Bring What You Need to the Park
You can help prevent vehicle break-ins in parking lots. Before leaving your car to catch the ferry: 1) Remove all valuables, 2) Lock your doors. 3) Take your wallets, purses, backpacks, keys, key fobs, cell phones, and electronics with you. Read article for more details.
Hospital wing, dining hall, shower room closed for rehabilitation work
Until approximately 2028, a portion of the cell house will be closed to visitors for important historic preservation work. We apologize for any inconvenience. Learn more at https://www.nps.gov/alca/alcatraz-historic-preservation-projects.htm
Birds, tidepools and stunning views of the San Francisco can all be found along a short walk on the Agave Trail. This trail offers a chance to step away from the crowds and take a walk on the wild side. Keep your eyes peeled for the islands abundant bird life.
Listen to the voices of formerly incarcerated men and the correctional officers who guarded them, as they tell you the stories of United States Penitentiary: Alcatraz.
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Operating hours
Access to Alcatraz Island is via commercial ferry service. For ticket reservation and schedule call (415) 981-7625 or go to www.alcatrazcitycruises.com. The ferry schedule changes seasonally.
Alcatraz Island
Day
Hours
Monday
9:00AM - 6:30PM
Tuesday
9:00AM - 9:30PM
Wednesday
9:00AM - 9:30PM
Thursday
9:00AM - 9:30PM
Friday
9:00AM - 9:30PM
Saturday
9:00AM - 9:30PM
Sunday
9:00AM - 6:30PM
Weather: The climate on Alcatraz is unpredictable and can change suddenly. Cold, foggy mornings may give way to sunny afternoons, which in turn can shift quickly back to more fog and blustery winds.
Data: National Park Service (NPS) Data API, U.S. Department of the Interior (developer.nps.gov). This product uses the NPS Data API but is not endorsed or certified by the National Park Service. The National Park Service and the U.S. Department of the Interior do not endorse OpenParks. Photos are NPS images shown with their original credits; park descriptions are short excerpts credited to the NPS. Always confirm current conditions on nps.gov before you travel.