Trail Running calendar near Janesville 2026-2027

We have found 21 Trailruns within 80 miles of Janesville. See below where and when you can find the races.

An overnight 10 hour timed trail race at the Millville Bridle Unit near Prairie du Chien, Wisconsin, run on a 5.25 mile loop. Limited to 75 runners, the event features a single aid station with basic race food and one steep climb with plann..

July 2026

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.

August 2026

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.

Test your endurance at Prairie du Chien's first backyard ultra featuring a 4.167 mile trail loop through La Riviere Park. Run one lap every hour until only one participant remains or enjoy a relaxed one lap fun run.

September 2026

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.

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 unique terrain of the driftless region at Yellow River State Forest. Choose from 5K 10K or half marathon distances and enjoy post race food games and sponsor giveaways.

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.

October 2026

A weekend multi-sport event in Yellow River State Forest combining trail running, catch-and-release fly fishing, and craft beer. Organized by Running Rivers, proceeds support habitat improvement and promote responsible outdoor recreation.

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.

A charity running event in Solon, Iowa featuring a timed 5K and a Monster Mile, with all proceeds to the Arthritis Foundation to support pediatric rheumatic disease awareness.

A 48 hour endurance event in Cedar Falls with repeated 4 mile legs every four hours and an optional 2 mile add-on. Teams of 2 to 4 can split legs and the course uses paved trails and a disc golf area.

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.

November 2026

A six hour trail endurance run in Pinicon Ridge Park near Central City IA, held on a 1.2 mile loop with two large climbs. Course direction changes periodically and awards recognize runners completing 24 or more loops.

May 2027

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.

June 2027

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.

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