Double Chubb 50K
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Chubb Trail Races - April 3, 2027
Chubb Trail Races is a trail running event organized by S.L.U.G.S. in the St Louis area, held at West Tyson County Park in Eureka, Missouri. The event offers several race options on trails near the park entrance and start area.
Distances
- 50K
- 25K
- 25K RUCK (same 25K course with a minimum 20 pound carry)
- 8M
The 25K RUCK requires participants to carry at least 20 pounds, not including food and water. Packs will be weighed at the start. All finishers of the ruck event receive a finisher's medal.
Aid stations are placed at multiple points on the course, approximately at 3.5M, 8M, 12.5M, 16M, 19.5M, 24M and 28.5M. Stations provide standard ultra food and fluids. This is a cup free event; participants should plan to carry their own water bottle or hydration pack.
Race management notes include an approximate nine hour cutoff for all races and a first loop cutoff for the 50K near the four hour mark. Packet pickup occurs the day before at a local store and on race day at the park entrance. Registration fees are listed in a range and SLUG members receive a $10 discount. There are no refunds. Bib transfers, drop rules, drop bag handling, and swag status follow the organizer's stated policies. Visit the organization's website for the most recent information.
