Ready to follow in the footsteps of legends? The St. Louis Track Club invites you to the bluffs of the Missouri River for the 2026 Corps of Discovery Trail Races. Whether you're looking for a fast-and-flowy 5-miler or a hilly half marathon, these historic trails have a challenge waiting for you. ⚠️ SLTC Member Perk: Current members receive an automatic $10 discount at checkout! (Make sure to use the email associated with your membership). Not a member yet? Click here to join and save! Choose your Adventure All distances kick off at 8:00 AM from the Lewis & Clark Trailhead in Weldon Spring. The Clark (5 Miles): A single, scenic loop of the Clark Trail. Perfect for those new to trails or looking to burn through the hardwood-lined ridges. The Lewis (8 Miles): A rugged loop of the Lewis Trail featuring stunning river views and hollow-to-ridge climbs. The Expedition (Half Marathon): The ultimate test. You’ll conquer the 8-mile Lewis loop first, then head back out to tackle the 5-mile Clark
Hotels Near This Race
Find accommodation close to the start line in Saint Charles, MO. Sorted by distance from the race venue. Book early — race weekend hotels fill fast.
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Corps of Discovery Trail Races 2026 — Saint Charles, MO
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Race Travel Insurance
Don't forget travel insurance for August 29.
You've trained for months and booked a trip to Saint Charles, MO.
A pre-race injury, a delayed flight, or a family emergency can derail the whole thing.
Travel insurance can help cover your race entry fee, hotel, and flights if you can't make it,
and may cover medical costs if something goes wrong on the course. Plans typically only run
5-7% of your total trip cost — and running events are covered under standard plans with no
additional coverage needed.
Trip cancellation up to 100% of prepaid costs
Running events covered under standard plans — no add-ons needed
Trip interruption up to 150% of non-refundable costs
