2 running events in Belvedere-Tiburon, California

From big races to Saturday morning group runs—find running events and connect with the local endurance sports community.

• 2026 Romancing the Island Half Marathon & 10K [envirosports.com] [Register at raceroster.com]
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  Sat, Apr 11, 2026 at 8:00 AM

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  NOTE: RACE PRICING INCLUDES FERRY FEE

  You'll fall in love with San Francisco all over again as you follow this hilly loop trail circumnavigating Angel Island. Along the way, savor the panoramic...

  NOTE: RACE PRICING INCLUDES FERRY FEE

  You'll fall in love with San Francisco all over again as you follow this hilly loop trail circumnavigating Angel Island. Along the way, savor the panoramic vistas of the Golden Gate Bridge, San Francisco, Alcatraz Island, the East Bay and Marin County. The 10K is a single loop. The Half Marathon does the loop twice. The event is limited to 400 participants so don't wait too long to register!

  10k 21k Half Marathon Run Trail

  angel island state park belvedere, Belvedere Ave, Belvedere-Tiburon, California, United States
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