Skip to main content

Agency

Treasure Island Development Authority

City and County of San Francisco agency dedicated to the economic development of former Naval Station Treasure Island.

ReadySF logo featuring a stylized Golden Gate Bridge above the words “ReadySF,” with four circular icons below representing earthquakes, tsunamis, flooding, and severe storms, all in red and white.

Get prepared for El Nino and 2026-27 winter weather!

The Island community can help prevent flooding and keep yourself and your neighbors safe by taking steps before, during and after storms or high-tide flooding.Visit ReadySF's severe storms webpage for information and resources.

UPCOMING CALENDAR

Meeting
Cancelled
November 11, 2026 TIDA Board of Directors Notice of Meeting Cancellation

PAST CALENDAR

Services

About

The Treasure Island Development Authority (TIDA) is a non-profit, public benefit agency dedicated to the economic development of former Naval Station Treasure Island, and is vested with the rights to administer on-Island Tidelands Trust property.  TIDA is also responsible for supporting the City and County of San Francisco's delivery of municipal services to Treasure and Yerba Buena Islands.

Learn more about us

Contact information

Address

Treasure Island Development Authority39 Treasure Island Road
Suite 241
San Francisco, CA 94130

Phone

TIDA main phone line415-274-0660
Staff contact list: https://www.sf.gov/information--treasure-island-development-authority-staff

Email

TIDA general email address

TIDA@sfgov.org

Social media

Request public records

Submit requests for the Treasure Island Development Authority.