Trail Running calendar near Dundee 2026-2027

Trail 100 mile and 100K races in Dubuque, Iowa on a multi-loop marked course through the Mines of Spain Recreation Area, featuring varied terrain, river views, and substantial loop-based elevation. Organized by Sun Trail Running.

A 48-hour endurance event at Big Woods Campground in Cedar Falls, Iowa, featuring 4-mile legs every 4 hours, individual and 2-4 person relay options, on-course aid, race sweatshirts, and medals for finishers.

Experience the seasonal beauty of Clayton County at the Pony Hollow Trail 15K and 5K. Run through the historic Motor Mill park area and enjoy the autumn foliage on this established trail course.

Miner 49er in Dubuque, IA is a trail endurance event at the Mines of Spain offering 25K and 50K routes with single track, scenic river views, stone steps, stream crossings, three aid stations, and a 5pm cut off.

A Backyard Ultra in Delmar IA on November 13, 2026 where runners complete a 4.16 mile loop each hour until one remains. Participants receive a 10x10 foot camp space, may bring 1 to 3 crew members, and registration is capped at 250.

A six hour endurance trail run on a 1.2 mile hilly loop in Pinicon Ridge Park near Central City IA, featuring climbs, stairs, on course food and drinks, a long sleeve race shirt, lodge space for drop bags, and awards for 24 loops or more.

A winter trail event at Governor Dodge State Park on Dec 5, 2026 offering 50K, 25K and 15K over horse trails, single and double track with multiple aid stations, cup-less hydration, and specific pacer and crewing rules for the 50K.

The Friends of Yellow River State Forest Trail Run will take place in Harpers Ferry from Friday 7 May 2027 to Saturday 8 May 2027. You can run between 5 and 21 kilometers.

A semi self supported 200 mile point to point race in Iowa, mostly on paved trails closed to motor vehicles. The course runs from Marshalltown to Jefferson, offers seven aid and sleep stations, and features live GPS tracking.

Trail races on single-track at Van Peenen Memorial Park in Decorah, IA, with distances from a kids mile up to a 50K. Aid stations are provided and proceeds support local schools and trail organizations.