Castlewood Cup
Ballwin, United States • 31 Jan 2026
Castlewood Cup : overview
The Castlewood Cup is a trail race scheduled for Saturday, January 31, 2026, at Castlewood State Park in Ballwin, Missouri. The event features single-track trail running with uphills, downhills, switchbacks, and some flat sections. It is presented as part of the Big River Trail Series and is included in the series bundle that offers a discount for multiple events.
Event details
- 15 km
Packet pickup is available the Thursday before the race at Big River West County (13969 Manchester Rd., Manchester, MO) and on race morning at the Castlewood State Park Special Events Area. The event lists a post-race party with BBQ lunch, snacks, beer for those 21 and older, and live music subject to weather. Participants will have access to finisher photos and video. Registration information shows a listed price of $59 with a price increase scheduled after December 22, 2025. Visit the organization's website for the most recent information.