Trail Running calendar near Decorah 2025-2026

We have found 13 Trailruns within 80 miles of Decorah. See below where and when you can find the races.

Take on the Polar Bear 5K Prediction Run in Rochester on January 3, 2026, racing against a central clock as you time your start to hit your predicted finish. No watches are allowed and the first ten to cross at the official finish time rece..

Brave winter trails in Dubuque County at the Triple D Winter Endurance Race, featuring bike and run distances from 5K to 70 miles on the Heritage Trail and nearby routes. Finish at 7Hills for warm food, prizes and community celebration.

April 2026

Challenge yourself on scenic singletrack at the Zumbro Endurance Run, a multi distance trail event near Theilman MN on April 10 and 11, 2026. Choose from 17, 34, 50 or 100 mile courses in a supportive, rugged race atmosphere.

Storm the Park invites runners to Whitewater State Park for 5K, 15K, 30K and 50K trail courses that showcase river views, meadows and towering bluffs. Presented by Storm Sporting Events, the race supports youth mental health programs.

May 2026

Run the scenic Mines of Spain in Dubuque on May 2, 2026 with 5K 10K and half marathon options. Enjoy clear course support, a custom bib and a rotating race item, plus post race food and a series gift if you register for the full series.

Join the Friends of Yellow River State Forest Trail Run/Walk May 8 and 9 in Harpers Ferry, IA for timed trail 5K, 10K and half marathon options through scenic forest terrain. Proceeds support the state forest and awards include unique canva..

June 2026

Storm the Woods at Chester Woods Park challenges runners on scenic wooded trails and iconic Big Dam Hill with distances from 5K to 50K. Enjoy aid stations, swag and a festive finish while supporting youth mental health programs.

July 2026

Storm the Farm at Briggs Outdoors in Winona MN offers looped trail distances from 5k to a 43k ultra across bluffs and a Cedar Creek crossing. The 10k loop repeats to build longer races for a scenic, challenging day.

August 2026

Take on scenic, technical trails at the Mines of Spain Trail Races in Dubuque, IA on August 8, 2026, with 4 mile, 7 mile and half marathon options. Enjoy bluff views of the Mississippi, challenging climbs and a family friendly kids mini rac..

September 2026

Discover the scenic trails of Yellow River State Forest in Iowa's driftless region near Harpers Ferry with 5K, 10K and half marathon options. Tackle varied terrain, soak up valley views, and enjoy camaraderie and post race fun.

October 2026

Take on rugged trails and creek crossings at the Swiss Valley Trail Races in Peosta, Iowa on Oct 3, 2026, with 5.2 mile, 25k and 50k loop options. Proceeds benefit Friends of Dubuque County Conservation and free camping and shuttles ease ra..

Explore rugged, scenic trails along the Mississippi at the Mines of Spain 100 in Dubuque on October 16, 2026. Choose 100 mile or 100K on a roughly 20 mile loop through prairies, hardwood forests and technical climbs.