Trail Running calendar near Fairfield 2026-2027

Join the 14th annual trail race at Coralville Creekside Park featuring 5K and 10 mile distances. This chip timed event supports the Red Shamrock Foundation through a community focused day of trail running in Iowa.

Experience the beauty of Lake MacBride State Park with the Iowa Trail Run Series. Choose between several distances including a half marathon and enjoy post race food and games in a natural setting.

Loud Thunder 50 offers three trail distances through the rugged terrain of Loud Thunder Forest Preserve. The loop course features significant elevation and fully stocked aid stations. Camping is available right at the start and finish line.

Run the trails at Iowa's largest state park. This July event features a scenic 25K or 50K loop course around Lake Macbride. Join a capped field for a community-focused trail race.

The 12th annual Pleasant Creek Trail Run offers 45K, 30K, and 15K distances on a clockwise trail course at Pleasant Creek Park. The event features packet pickup and awards for winners. It supports the Eastern Iowa Trail Alliance's mission t..

The Broken Anvil Backyard Ultra is a timed loop race in Iowa's Pollmiller Lake Park. Runners repeat a 4.167-mile mixed-surface loop every hour until only one remains. It's a community-focused event with camping, crew areas, and a format tha..

Run a scenic, point-to-point half marathon on trails near Kirksville. The event features seven aid stations, inclusive policies, and supports local trail maintenance. Enjoy a festive finish line celebration with food, awards, and prize mone..