Treasure Island is home to a wide variety of public athletic leagues, sports clubs and recreation opportunities.
- San Francisco Little League
- Treasure Island Sailing Center
- San Francisco Golden Gate Rugby
- San Francisco Gaelic Athletic Association
- A Tran's Bay Bike Shop
- X-Level Baseball Academy
- San Francisco Fog Rugby
Tepper Field (Treasure Island #1) Ave N and 4th Street
Ketcham Field (Treasure Island #2) Ave M and 8th Street
Treasure Island Field #3 - 9th Street between Ave H and Ave E
Treasure Island Field #4 - 9th Street between Ave H and Ave E
Treasure Island is home to four San Francisco Little League (SFLL) fields utilized by SFLL's baseball, softball and Challenger programs. The fields are available for appropriate use by the Island community when not utilized by SFLL.
TI Sailing Center Campus - 698 California Ave (at Ave. M)
The Treasure Island Sailing Center is a 501(c)(3) non-profit organization whose purpose is to improve the community and the sport of sailing by providing access, facilities, and sailing and water sports instruction to people of all ages, socioeconomic backgrounds, skill levels, and physical abilities, including adaptive sailing.
SFGG Clubhouse and Ray Sheeran Field - 725 California Ave (at Ave. H)
San Francisco Golden Gate Rugby Club (SFGG Rugby), based on Treasure Island, provides structure for players of all ages while nurturing their understanding and enjoyment of the game. SFGG Rugby provides the platform necessary to develop elite players that compete at the highest level of the sport. The Club has teams ranging from non-contact U-8s to the Elite Cup.
SFGAA Youth Field - California Ave (at Ave. H)
SFGAA Grounds - Ave. H between (at 11th St.)
The Gaelic Athletic Association is the governing body of the Gaelic Games of Hurling and Gaelic Football, as well as such games as Rounders and Handball. The SFGAA encompasses the greater Bay Area region and manages and maintains three fields on Treasure Island. SFGAA is a totally amateur, non-profit, community-based organisation whose remit includes the promotion of Irish culture as expressed through sport, poetry, song, dance, and music.
T.I. Administration Building, Suite 021 (enter off the TI Marina Parking lot, behind TI Bar and Grill)
Opened in 2013, A Tran's Bay Bike Shop is Treasure Island's first full service bicycle shop and offers service and repairs, rentals and sales. Whether you're an Island resident in need of a tune-up, or a visitor looking to tour the Island on a rental, Tran's Bay Bike Shop has you covered! Discounts available for San Francisco Bicycle Coalition Members.
Building 201 - 9th St. at Ave. H
X-Level Sports offers batting cage rentals, training, camps and instructional programs for all levels of baseball and softball teams and individual skill improvements. X Level sports also offers private appointments and a Party Room available for birthdays, receptions and more.
SF Fog Rugby Pitch - TI Job Corps Sports Field - 9th St. at Ave. D
The San Francisco Fog R.F.C. is a club committed to an ethic of inclusion. The vision of the club is to be the preeminent rugby club in the world that actively pursues the participation of people of color, gay men, women, and other groups traditionally under-represented in rugby.