Trail Running Calendar Iowa 2026-2027

Trail races in Des Moines on April 4, 2026 offering 8 mile and 4 mile distances with clear course marking, basic timing, a custom bib, a rotating race item, and post race food.

A trail race in Coralville on April 4, 2026 offering 10 mile, 5K and a new 1500 meter fun run to benefit the Red Shamrock Foundation, with mixed-surface trails, aid stations, event shirts, and chip timing.

Trail races at Lake MacBride State Park on April 11, 2026 offering 5K, 10K and half marathon distances with marked courses, basic timing, a custom bib and post-race food.

Run a 5K on the scenic single and double track trails of Kuehn Conservation park. The course winds through upland prairies and riverbottom woods along the Raccoon River. This event supports the Adel Rotary Club's community projects.

A trail run and a nature hike at Hitchcock Nature Center on April 24, 2026, that supports conservation and tree-planting programs. The course uses varied Loess Hills trails and concludes with awards and earth-friendly medals.

Trail run in Dubuque on May 2, 2026 offering 5K, 10K and half marathon distances. The event features marked trails, basic timing, a custom bib, a rotating race item, and post-race food; series entry includes a series gift.

A two-day trail run and walk at Yellow River State Forest in Harpers Ferry, Iowa on May 8 and 9, 2026, offering 5K, 10K and a half marathon with timed results, age-group prizes and sponsorship opportunities.

Trail races at Sunderbruch Park in Davenport, IA featuring approximately 5k and 10k single-track courses, cup-free aid, race swag and a potluck with bacon and beer. Online registration only with waitlist and a deferral option.

A running event in Little Sioux, Iowa on May 16, 2026 offering a half marathon distance and a fun run; registration is listed as coming soon and an event page is available on Facebook.

Crater Trail Run in Decorah, IA runs on Van Peenen Park single track trails with distances from a kids mile to a 50K. Aid stations provide water and snacks and proceeds support local schools and trails.

An inclusive community 5K in West Des Moines that promotes health equity and cultural awareness, with no finish times recorded and accessible paths at Raccoon River. Packet pick up and a concluding dance party are part of the event.

Evening trail 5K and 10K at McFarland Park near Ames on June 13, 2026, with single-track, prairie and gravel sections. A portion of registration supports Conservation Partners of Story County; the event includes basic timing, custom bibs, a..

The Iowa Trail Run Series: Sleepy Hollow will take place in Des Moines on Saturday 27 June 2026. You can run between 5 and 10 kilometers.

About the Event Heartland Series Day 5 is part of a multi-day running series organized by Mainly Marathons. The Heartland Series visits the states of Ohio, Michigan, Indiana, Illinois, Iowa, Wisconsin, and Minnesota over seven consecutive d..

Trail races at Lake Macbride State Park in Solon, IA featuring 50K and 25K looped courses on limestone and singletrack, multiple staffed aid stations, and a capped field for 2026.

A trail ultramarathon at Whiterock Conservancy near Coon Rapids Iowa offering 50 mile and 50K courses on red white and blue loops. Proceeds are donated to the conservancy and aid stations are spaced about every 7 to 8 miles.

Trail races at Mines of Spain near Dubuque include 4 mile, 7 mile and half marathon distances on varied singletrack and prairie trails, with aid stations, cup free practices, shuttle service and age group awards.

Trail races at Scott County Park in Long Grove, Iowa with 50K, 10 mile and 5 mile options on mixed dirt and grass loops. The event features stocked aid stations, drop bags, post race food, and a community focused race format.

A rural ultra in Booneville, Iowa, running through the Bridges of Madison County with multiple distances. Organizers plan marked ultra courses, discounts for Trail Sisters members, and limited crew support to supplement aid stations.

A trail running event at Pleasant Creek Park on September 12, 2026, offering 15K, 30K and 45K looped courses on dirt and grass with rolling hills, timed results, age-group and overall awards, and a post-race cookout.