A $100 million National Park Service preservation project on Alcatraz Island runs parallel to the Trump administration's push to reopen the island as a federal prison, creating two competing visions for the landmark's future.

On Alcatraz Island, the north wing of the cell house stands closed behind construction fencing, part of a $100 million National Park Service preservation project running through 2028. The work includes a $36.5 million seismic upgrade to the 1939 concrete wharf and $63.6 million in structural repairs to the prison hospital wing and main building exterior walls, all funded through the Great American Outdoors Act's Legacy Restoration Fund. The island was temporarily closed for five days in April 2026 for dock repairs, with more anticipated as construction continues in phases.

The preservation effort collides with a parallel federal proposal. In July 2025, Interior Secretary Doug Burgum and Attorney General Pam Bondi visited the island to announce plans to reopen Alcatraz as a federal prison, following a directive from President Donald Trump. The $152 million prison request would require repealing national park protections and transferring control from the Department of the Interior to the Bureau of Prisons. That proposal has not undergone environmental review and was not included in the enacted FY2026 budget.

Indigenous groups have voiced strong opposition to the prison plan. "To transform Alcatraz back into a prison would be an assault on that legacy and a desecration of what it represents," said Morning Star Gali, California tribal and community liaison for the International Indian Treaty Council, in response to the Trump administration proposal. The International Indian Treaty Council opposes the redevelopment, stating Alcatraz should remain a site of remembrance and Indigenous sovereignty.

Meanwhile, the National Park Service's current projects focus on stabilizing the island's historic structures while maintaining visitor access. The Golden Gate National Parks Conservancy, which operates Alcatraz tours, maintains a $1.78 million preservation fund, with tour fees accounting for 52% of its program revenue in 2025. The north wing closure—including the dining hall, hospital wing, and shower room—will remain in effect until approximately 2028, though the cell block audio tour remains open to the island's 1.4 million annual visitors.

The competing visions reflect deeper tensions over Alcatraz's future: one path preserves the historic structures as a site of public memory and education, the other returns the island to its original function as a federal detention facility.