O'Neill Park Trail Races
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O'Neill Park Trail Races - Trabuco Canyon, CA
O'Neill Park Trail Races is a trail running event held at O'Neill Regional Park in Trabuco Canyon, California on May 15, 2027. The courses use shaded singletrack beneath sycamore and live oak, plus sections of fire road, and are described as well marked.
Distances include:
- 10K: 6.2 miles, 344 ft gain, 915 ft high
- Half Marathon: 13.4 miles, 1,614 ft gain, 1,351 ft high
- 30K: 18 miles, 1,906 ft gain, 1,348 ft high
- Marathon: 26.4 miles, 2,332 ft gain, 1,154 ft high
- 50K: 31.7 miles, 3,211 ft gain, 1,351 ft high
Course maps and elevation profiles are provided for each distance. An athlete guide is available with event details, and bib pickup information is listed as to be announced. The event page archives past results and race-day photo galleries for previous years.
The terrain and elevation gains vary by distance, offering routes that combine singletrack and fire road through the park's canyon landscape. The organizer presents the event as part of a trail race series in Orange County, with race logistics and course documentation supplied to participants. Visit the organization's website for the most recent information.
