The Innsbrook Half Marathon

The Innsbrook Half Marathon & 10k is a scenic running event taking place in Innsbrook, Missouri, featuring a half marathon (13.1 miles) and a 10k (6.2 miles) course. Scheduled for October 25, 2025, this race offers participants a chance to enjoy the beautiful fall colors of the Midwest while navigating a mix of pavement and smooth gravel roads. The event is organized by Big River Race Management and includes amenities such as a custom finisher medal, a premium long-sleeved giveaway, a catered lunch, live music, and cold beer at the finish line.

With a cap of 500 runners, early registration is encouraged. Visit the organization's website for the most recent information.