Trail Running calendar near Janesville 2026-2027

We have found 22 Trailruns within 80 miles of Janesville. See below where and when you can find the races.

A community 5K by Lucky Penny Kitties at Max Championship Cross Country Course in Waverly, IA on May 9, 2026. The event raises funds for a local cat rescue and features a silent auction, food trucks, henna, and several local vendors.

Test your endurance at George Wyth State Park by completing ten 5k runs every couple of hours over a full day. Enjoy hot meals and paved trails while working toward a unique handmade finisher prize.

June 2026

Trail races from a kids mile to a 50K take place on marked single-track trails at Van Peenen Memorial Park near Decorah. Aid stations are provided and proceeds support local schools and trail organizations.

Experience an evening trail race through the woods and prairies of McFarland Park. This summer event offers 5K and 10K distances with post race food and games while supporting local conservation efforts.

A 5K Run/Walk at Camp Courageous in Monticello, IA on June 13, 2026 featuring a scenic trail route, packet pickup on June 12 and race day, race shirts for registrants by May 16, and age group awards.

An overnight timed 10 hour trail run at Millville Bridle Unit in Prairie du Chien, WI, on a 5.25 mile loop. Limited to 75 runners with one aid station and an emphasis on a joyful, supportive, inclusive atmosphere.

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, with 25K and 50K course options on mostly trail terrain, staffed aid stations, and a 175-runner cap in the first year.

August 2026

A timed 5K trail run or walk at a working microdairy in Oxford, Iowa, with hilly dirt and mowed-grass trails through restored tallgrass prairie. A virtual 5K, a prairie identification challenge with a metal for finishers, and snacks are inc..

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..

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.

A trail race at Pleasant Creek Park in Palo, Iowa on September 12, 2026 offering 15K, 30K and 45K on a 15K equestrian loop. Dirt and grass trails, rolling hills, awards and cash prizes for top finishers.

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.

A runnable trail race at George Wyth State Park featuring mostly smooth single track, two distance options (13K and 25K), limited on-course aid, and post-race food and awards near Canfield Shelter.

October 2026

A multi-sport weekend in October combining trail running, fly fishing, and craft beer at Yellow River State Forest near Harpers Ferry, Iowa. It features a mostly flat five mile trail run, catch and release trout fishing, and fundraising for..

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 at Big Woods Campground in Cedar Falls, IA with solo and 2 to 4 person relay options. Runners complete 4 miles every four hours, with on course food, water, participant sweatshirts, and finisher medals.

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