Iowa
Iowa Trail Running Calendar 2026-2027
Explore the best trail runs in Iowa for 2026-2027! Our updated list features 38 exciting trail runs across the region. Find your next trail run in Iowa below and join the trail community at these great events!
October 2026
A Midwest trail ultramarathon in Dubuque, Iowa on October 16, 2026, featuring 100 mile and 100K options on an approximately 20 mile scenic course.
An in-person endurance event of twelve four mile legs run every four hours over 48 hours, with an optional two mile add-on for a 50 mile total.
Trail races of 5K, 12K and 25K at Geode State Park near Danville, IA, with marked courses, on-course aid, finisher geodes and awards including a Top Dog plaque.
A mostly flat 50K, half marathon and 10K on the Wabash Trace Nature Trail in Council Bluffs, IA, with chip timing, limited field and finisher medals.
The 8th Annual Pony Hollow Trail 5K in Elkader on October 24, 2026 supports a trail expansion to link two trailheads into a continuous loop.
Trail races at Brown's Woods in West Des Moines offering 5K, 10K and 15K on single and double track dirt, with proceeds supporting local trail organizations.
An ultra-distance timed event at Gray's Lake in Des Moines with 6, 12 and 24 hour races on a USATF certified 1.905 mile loop. Results use an age and sex equalizer to determine overall awards.
November 2026
The Iowa Trail Run Series: Whiterock takes place November 7, 2026 at Whiterock Conservatory in Coon Rapids, Iowa. Offered distances include 5K, 10K, a half marathon and a new 30K option, with registration opening November 11, 2025.
A fall running event at Colony Acres in North Liberty featuring a 5K, a Maize Mile, and a combined 4 mile option with proceeds benefiting Let Me Run.
Endurance runs in Dubuque, IA with 25K out and back and a 50K double lap over singletrack, stairs, stream crossings and three aid stations.
A 5 miles off road run through Living History Farms' historic sites with awards, a costume contest, commemorative shirt and cowbell medal, plus a free Kids' Run.
4 mile trail run at Goeldner Woods on November 7, 2026, with individual and four person team options, rugged terrain and a postrace pull up time bonus.
Backyard Ultra in Delmar, IA on Nov 13, 2026: runners repeat a 4.16 mile loop hourly until one remains; field capped at 250, registration $200.
A six hour trail endurance run in Pinicon Ridge Park, Central City, IA, with a 1.2 mile loop, steep climbs, aid station food, and awards for 24 or more loops.
A charity 5K and 1 mile fun run in Des Moines on November 14, 2026, held at Confluence Brewing Company. The looped trail event features chip timing and supports Marys Helping Hands, which provides basics for new families.
Trail endurance races at Jester Park in Granger, IA on Nov 21, 2026 offering 10 mile, 50K, 50 mile and 100 mile options with aid stations and pacer rules.
Reshape Fitness Studio's 7th Annual Turkey Trot in Panora, Iowa on November 26, 2026 is a roughly 3 mile cross country run and walk along the South Shore Trail.
Get Roasted Turkey Trot 5K and kids dash in Waverly, Iowa on November 26, 2026. Timed 5K, event swag and awards, with proceeds to The Exchange Club of Waverly.
December 2026
Sycamore 8 is a December trail race in Johnston, Iowa, that follows the Sycamore Trail along the Des Moines River. The route offers rolling single track, river views, variable winter conditions, and a field capped at 300 participants.
A multi-distance trail event at Hitchcock Nature Center offering 100 mile, 101K, 50 mile and half marathon loops with three staffed aid stations per full loop. Proceeds support Hitchcock Nature Center and the local trail system.