Trail Running calendar near Marshalltown 2026-2027

Part of the Iowa Trail Run Series, Sleepy Hollow in Des Moines hosts 5K and 10K trail races on June 27, 2026, with clear course marking, basic timing, a custom bib, a rotating race item, and post-race food.

Treat Trot Des Moines at Riverview Park on June 28, 2026 offers races from a Kids Dash and 1 mile to 5K, 10K and 15K, plus virtual and volunteer then run options. Registrations include a shirt, finisher medal, chip timing and photos.

House of Hope Trail Blaze on July 11, 2026 at George Wyth State Park features a 6.2-mile loop through the park and Hartman Reserve. Team and individual 5K and 10K options include official timing and top-three awards.

Trail races at Lake Macbride State Park near Solon, IA on July 18, 2026 offering 25K and 50K looped courses. The route stays mostly on trails, features multiple aid stations per loop, and the field is capped at 175 runners.

Experience a summer running tradition in Des Moines with distances including a half marathon, 10K, and 5K. Enjoy chip timed results, free photos, and finisher medals followed by ice cream at the finish line.

A timed 5k trail run or walk at Connorridge Farms in Oxford, Iowa, with a Virtual 5k option, prairie views, a prairie identification challenge, awards, and on-site finish line music.

Wildcat XC on August 8, 2026 in Janesville, Iowa includes a competitive 5K, a fun 5K, a family run, and a youth 1 mile race. Fees are $30 for the 5K and $15 for the kids mile and all proceeds support the Janesville CSD Cross Country program..

A 6K run/walk in Springville, Iowa on August 8, 2026, using an alternate town route this year instead of the quarry. Chip timing, age-group and overall awards, packet pickup on race day; proceeds benefit Springville Sports Boosters.

A backyard ultra in Bussey, Iowa where runners complete repeated 4.167 mile laps each hour under a 12 hour cap; the last runner to complete one more lap than others is the winner. The course is trail-based and starts and finishes at the bar..

A timed 4 hour and 8 hour trail endurance event on a 3.15 mile loop at Cedar Bend Park near Waverly, Iowa on September 5, 2026. Laps count only within the time limits and a main aid station serves the start and finish.

A rural ultramarathon in Booneville, Iowa offering 10K up to 100-mile distances on hilly, often rugged backroads; upcoming races will use marked ultra routes, allow limited crew support, and offer Trail Sisters discounts.

Trail races of 15K, 30K and 45K at Pleasant Creek Park in Palo, Iowa on September 12, 2026. The event uses a 15K equestrian loop with dirt and grass trails, offers awards and cash prizes, and includes a post-race cookout.

Experience the Iowa Trail Run Series at Jester Park featuring 5K, 10K, and 10 hour enduro options. Run along the shores of Saylorville Lake past buffalo enclosures on a mix of grass and dirt trails.

A community 5k at Reclaimed Rails Brewing Company in Bondurant Iowa on September 20 2026 where participants can run walk or jog the course and finish with a celebration at the brewery.

An off road 5 Miles obstacle course in Saint Charles, Iowa on September 26, 2026, hosted by Contributors Breakfast Club; the local fundraiser keeps proceeds in Iowa and lets participants help design several obstacles.

A loop event at Lake Ahquabi where runners complete repeated 4.167 mile laps each hour until one runner completes one more lap than anyone else. Aid and crew areas are based at the beach shelter house near Indianola, IA.

Fast Track Trail Race in George Wyth State Park, Waterloo, IA features runnable dirt single-track courses in 13K and 25K two-loop formats. The course is smooth with gentle rollers and on-course support is limited to a few aid points.

A family-oriented mud run at Camp Sacajawea on September 26, 2026, with a 1-mile youth course and a 3-mile mud-obstacle course; proceeds benefit Girl Scouts of Greater Iowa and all participants receive a race shirt.

A chip timed 5K in Keystone, Iowa on 10/10/2026 where participants wear flag belts and encounter costumed zombies who try to pull flags. Proceeds support Keystone First Responders and Benton Girl's Wrestling.

A trail running event at Backbone State Park in Dundee, Iowa, on Saturday, October 10, 2026, organized by Backbone Lake Friends, offering a 4.3 mile Original route and a 10K Lake Loop with stated difficulty levels.