Riley Park Trail Races
Coto de Caza, United States • 1 Aug 2026
Event overview
Riley Park Trail Races take place on August 1, 2026, in Thomas F. Riley Wilderness Park in Coto de Caza, California. Registration opens February 1, 2026. Every finisher will receive a race shirt and a finishers medal. A race guide and athlete information folders are provided for different distances.
Course and distances
The event uses a 3.3 mile looped course. Distances and lap counts are listed as:
- 5k - 1 loop
- 10k - 2 loops
- 10 Miler - 3 loops
- Half Marathon - 4 loops
- 30k - 6 loops (6.5 hours to finish)
- 6 Hour - participants run as many loops as they can
A single-loop route map is available for the course.
Logistics
Bib pickup is scheduled on July 30 and July 31 at local running stores, and bibs can also be picked up on race morning per the race guide. Pickup locations include Road Runner Sports, 1835 Newport Blvd, Costa Mesa, CA 92627, and Fleet Feet, 32341 Golden Lantern E, Laguna Niguel, CA 92677. The event location is also shown as 30952 Oso Pkwy, Coto de Caza, CA. Visit the organization's website for the most recent information.