From big races to Saturday morning group runs—find ultra events and connect with the local endurance sports community.
Sat, Feb 21, 2026
5k 10k 30k 50k Half Marathon Run Trail Ultra
17600 Lake Chabot Rd, Oakland, California, 94578, United StatesSun, Aug 02, 2026
21k 50k Run Ultra
Lake Chabot Marina, Oakland, California, United StatesUSA Swimming Club. Safe Sport Recognized. 61 members.
Swim
Contact: swimfast2400@aol.com
2400 Manzanita Dr, Oakland, California, 94611-1102, United StatesUSA Swimming Club. Safe Sport Recognized. 50 members.
Swim
Contact: montswimteam@gmail.com
7867 Redwood Rd, Oakland, California, 94619-2435, United StatesUSA Swimming Club. 32 members.
Swim
Contact: info@oaklandundercurrent.org
1269 18th St, Oakland, California, 94607-2200, United StatesUSA Swimming Club. Safe Sport Recognized. 193 members.
Swim
Contact: headcoach@piedmontswimteam.org
5000 MacArthur Blvd, Oakland, California, 94613-1301, United States