The Innsbrook Half Marathon & 10k
The Innsbrook Half Marathon & 10k is a running race on October 24, 2026 in Innsbrook, MO, with entry fees from $45 to $65.
- Date
- October 24, 2026 (93 days to go)
- Price
- $45–$65
- Sport
- Running
From the Organizer
The Innsbrook Half & 10k returns for 2026. Run on one of the most scenic, beautiful and challenging courses in the Midwest during the peak of fall color in Missouri! Hosted by Big River Race Management at the beautiful Innsbrook Resort. Located just one hour from St. Louis, runners and walkers will be treated to 13.1 or 6.2 miles on a mix of pavement and smooth gravel roads. A certified course, custom finisher medal, premium long-sleeved giveaway, a catered to-go lunch, live music and cold beer wait at the finish - you are not going to want to miss this event! The Innsbrook Half Marathon & 10k will be capped at 500 runners ensuring small start waves and ideal course density. The event will sell out in 2026, so don't wait, sign up today!
Events
Weather
Typical Conditions
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
65°
Typical Low
42°
Based on US Climate Normals data from Warrenton 1 N, 6 mi from the venue.
Host City
About Innsbrook, MO
Nearest Airport
STL
St. Louis Lambert International Airport · 36 mi
Time Zone
Central Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at The Innsbrook Half Marathon & 10k, put it on the calendar, and turn “someday” into a start date.
93
Days to train
- Race
- The Innsbrook Half Marathon & 10k
- Date
- October 24, 2026
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From Endurance Grid
About This Sport
Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
Running
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
More Running races near Innsbrook, MO
The Next Loop Endurance Series - Indian Camp Creek
50K · From $125 · 2679 Dietrich Rd
6 miles away
Corps of Discovery Trail Races
8K / 5 Mile · Half Marathon · From $55 · Lewis and Clark Trailhead
23 miles away
Yadi's Yummies' Barktoberfest new 5K & 1-mile Walk & Wag in the Park
From $25 · 5372 St Charles St
23 miles away
Dream Run 5K
5K · Troy Dream Center
14 miles away
Plan your trip
Make it a Racecation
Coming from out of town? There's more to Innsbrook than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.
Plan your trip to InnsbrookFrequently Asked Questions (FAQs)
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The Innsbrook Half Marathon & 10k
Oct 24, 2026