6 events in Orange County, California

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

• O'Neill Park Trail Races [khraces.com] [Register at ultrasignup.com]
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  Sat, May 16, 2026 at 7:30 AM

  10k 30k 50k Half Marathon Trail Ultra

  30892 Trabuco Canyon Road, Orange County, California, 93688, United States
  OpenStreetMap Google Maps
• Into the Wild Red Rock Wilderness [finishers.com] - Facebook
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  Wed, Jul 08, 2026

  Run Trail

  Orange County, California, United States
  OpenStreetMap Google Maps
• Riley Park Trail Races [rileyparktrailraces.com] [Register at ultrasignup.com]
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  Sat, Aug 01, 2026 at 7:00 AM

  5k 10k 30k Half Marathon Trail Ultra

  30952 Oso Pkwy, Orange County, California, 92690, United States
  OpenStreetMap Google Maps
• That's No Moon Trail Races [aravaiparunning.com] [Register at ultrasignup.com]
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  Sat, Oct 10, 2026

  30k 50k Trail Ultra

  13333 Black Star Canyon Rd, Orange County, California, 92676, United States
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• Crystal Cove Trail Run [socaltrail.events] [Register at ultrasignup.com] - Facebook - Instagram
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  Sat, Dec 12, 2026

  1k 6k 15k Kids Run Trail

  8471 N. Coast Highway, Orange County, California, 92667, United States
  OpenStreetMap Google Maps

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