Big River Unpaved

OCT-DEC
11-20
2026
Free, beginner-friendly guided trail running and hiking program in the St. Louis area with weekly Sunday excursions from October 11 to December 20, 2026.
11-20 Oct-Dec 2026

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Big River Unpaved

Big River Unpaved is a free, beginner-friendly trail running, hiking, and rucking program offered by Big River Running. The Fall 2026 season runs from October 11 through December 20 with weekly Sunday morning trail excursions across the St. Louis metro area. Locations vary and some venues may require a 30 to 60 minute drive from the city and mid-county; the location schedule is shared with registered participants.

Trail outings are supported by Guides who lead multiple groups to accommodate different paces and help participants navigate trails, review trail etiquette, and share technique tips. Hiking pace with Guide support is approximately 2.5 miles per hour (about 24:00 per mile) or faster; participants who move slower may attend but could be without Guide support. Ruckers are welcome.

Age requirements state that those under 18 must be accompanied by a guardian for the duration of any trail excursion. Participants receive a weekly newsletter with logistical updates and educational content. Important season dates include a trail demo at Queeny Park on October 3, a participant orientation (date TBD), the first Sunday excursion on October 11, and a shirt purchase deadline on October 18. Registration for the season is listed as closed. Visit the organization's website for the most recent information.

Trail Excursion / Hike

Events nearby

Loop-based trail race in Greensfelder Park offering 8, 16, marathon and 50K options with stocked aid stations and a cup-free course.
A backyard ultra in New Town Saint Charles, Missouri on October 10 to 11 with repeated 4.17 mile loops, a 2.6 mile weighted ruck division, and fundraising for MSMDS.
Timed 6 hour and 12 hour runs on a USATF certified 1.17 mile paved loop through a mostly flat wooded park with Meramec River views.
Open 5K at Jefferson Barracks Park in Saint Louis as part of the Hancock XC Invitational, held on the meet's historic cross country course and open to a range of ages.
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