Dancing in the lobby of historic Treasure Island Building One is nothing new. This charming photograph from our collection (photographer and date unknown) shows a well-attended dance when the building served as headquarters for the 12th Naval District; it recalls a bygone era when they where held here regularly. Join us on Saturday, September 26 for our annual benefit Swing Dance in historic Treasure Island Building One, featuring music by the Nick Rossi Swing Six and a perfo

University of San Francisco intern Sophia Riggs curated this virtual exhibition about Freidolin Kessler, who took a 1600-mile solo bicycle trip across California to document the status of its historic missions in 1938. Featuring art and artifacts from our collection, Riggs' The Art of Preservation also includes recordings from our archives that Kessler made later in life, recently digitized by volunteers.

Cross Media International photograph ~ Mark Your Calendar ~ Upcoming Events at Treasure Island Museum click on the titles below for more information or to make a reservation Port Chicago Weekend 2026 ~ Opening Event July 17 Ralph Stackpole: Stone and Fresco Master of Montgomery Street Saturday, July 25 Collection Manager’s Tour of our Archives Saturday, August 6 Doors Open California ~ Open House and Tours Sunday, September 6 Treasure Island Museum's Annual Swing Dance Benefi

Please note: a huge event on Treasure Island (complicating transit and parking, as well as access to Building One and, in turn, our galleries) is scheduled this Saturday, June 13.

... there are some dates you might want to avoid when planning to visit Treasure Island and the museum. The city is hosting large music events in front of Building One that will complicate transit, parking, access to the building - and, in turn, access to the museum - on these upcoming dates: Saturday, June 6 Sunday, June 7 Saturday, June 13 Thank you in advance for your understanding.

Treasure Island Building One will be open tomorrow and Sunday, but the building (and, in turn, our galleries and the TIM office) will be closed on Monday in observance of Memorial Day.

A quarter million people drive across Yerba Buena and past Treasure Island every day, but few are familiar with the islands’ unique history. People have questions and turn to the museum for answers. In addition to our detailed timeline feature (available online here), we have drafted these answers to frequently asked questions to share with new residents, island visitors, and those who follow us online.

Treasure Island Museum's Swing Dance in Historic Building One featuring Classic Cocktails and Music by the Nick Rossi Swing Six Saturday, September 26 Vintage Attire Admired but not Required details to follow

Did you miss the opening of our new gallery and exhibition on Saturday? If so, plan to come this week. The opening exhibition features recent acquisitions, including works that have not been displayed on the island since 1940. The gallery will be open, with staff and volunteers on hand to answer your questions, from 10 AM to 2 PM, Wednesday to Saturday. Admission is free.

Treasure Island Museum is partnering with our friends at the nonprofit community service organization One Treasure Island to ensure a happy holiday season for children from low-income families in our neighborhood. Although it is being redeveloped and revitalized, Treasure Island currently has a median income of $36,000 and the highest level of poverty in San Francisco at 42.1%. Join us. Bring a new toy (unopened and unwrapped) for a child of any age to the museum before