Trail Running calendar near Coralville 2025-2026

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.

Enjoy scenic trail running at the Team Red Shamrock Trail Challenge in Coralville, Iowa on April 4, 2026, with 5K and 10 mile options. The 15th annual event benefits pediatric cancer survivors through the Red Shamrock Foundation.

Explore Iowa's scenic parks with the Iowa Trail Run Series, offering 5K and 10K races plus kids runs across the state. Expect marked courses, rotating swag, post race fuel and beer, with a season pass option.

Hit the trails at Loud Thunder Forest Preserve on April 18, 2026 with 50 mile, 50K and half marathon distances. Looped single and double track, big climbs and stocked aid stations create a scenic, serious trail challenge.

Part of the Iowa Trail Run Series, Mines of Spain in Dubuque offers 5K, 10K and half marathon trail options on Saturday May 2, 2026. Expect marked courses, rotating race swag, optional tech shirt and tasty post race food.

Spring trail racing at Sunderbruch Park with 5K and 10K single track trails featuring scenic dirt and some technical sections. Expect on course aid, race swag and a postrace potluck with bacon and craft beer plus a free kids trail race.

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..

Tackle singletrack at Pleasant Creek Park in Palo, Iowa on Saturday, September 13 for the 11th Pleasant Creek Trail Run. Choose 15K, 30K or 45K and enjoy a scenic counterclockwise course with aid stations and a postrace celebration.

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.