Trail Running calendar near Oconomowoc 2026-2027

A new trail race in Verona, Wisconsin offering 5K and 10K courses through prairies, woodlands and oak savannas. Net proceeds support Prairie Moraine Friends for park restoration; parking is limited and ride sharing is encouraged.

A community run at Woodland Middle School in Gurnee on September 11, 2026, offering a 5K, 1 Mile, and a shirt only option. Proceeds support the Woodland PTA and confidential financial assistance for fees is available.

A three day trail event at Rock Cut State Park featuring a night 10 km plus 25 km and 50 km races, with single race entries and Triple Crown series options that award commemorative spike prizes to finishers.

A multi day event in Belleville WI with a Last Dot Standing format between Belleville Community Park and Dot's Tavern plus 24 and 48 hour races and long distance buckles.

Experience ten miles of hills and winding trails through the Byron Forest Preserve and Nardi Equine Prairie. This cup free race features cash prizes and a post race celebration with pizza at Hairy Cow Brewing Company.

Trail marathon and half marathon at High Cliff State Park on September 20, 2026, featuring technical singletrack, lake views, cupless support, and ages 16 and up.

Echo 136 is a 136 mile trail ultramarathon on the Ice Age State Trail in Whitewater WI with a 55 hour time limit and nine fully stocked aid stations.

A women only Last Woman Standing trail event on a roughly one to 1.25 mile loop with 250 to 300 ft of climb per lap near Arena Wisconsin. Laps repeat every 20 minutes until one runner remains.

Trail races at Moraine Hills State Park with 5K, 10K and half marathon options, plus a virtual option from Sept 1 to Sept 27, 2026.

A 10th annual farm-based 5k trail run and family day in Fort Atkinson, WI supporting A-T research with in-person and virtual participation options.

Multi-hour trail running at Richard Bong State Recreation Area offering 24, 12, 6 and 3 hour options plus a backyard 24 loop format.

Join this trail event at Minooka Park featuring half marathon 10K and 5K distances. Participants can choose between running walking and rucking on a scenic course with shaded trails and a notable hill challenge.

Trail events at Rock River Heritage County Park on October 3, 2026 include a timed 5K with chip timing and a guided 2.4 mile walk, plus a park celebration with music, food trucks, tastings, and raffles.

Explore the scenic trails and steep hills of Mirror Lake State Park with several distances available. Finish your race with refreshments and s'mores around a campfire while supporting local park projects.

A fall trail event at Lapham Peak State Forest featuring timed 5K and 10K runs, accessible walk options, and a free 1K Smokey Bear run for children age 10 and under; participant shirts, awards, and post-event treats are included.

Two trail routes around Indian Lake County Park in Cross Plains, Wisconsin feature wetlands, forested slopes, and a section of the Ice Age Trail. The event is cup free and includes post-race music, food, and awards.

A community 2-mile cross country run/walk at Glacier Creek Middle School with in-person and virtual options, evening and race-day packet pickup, live electronic results, and awards; proceeds support course upkeep and the high school cross-c..

A community 5k and a 54 yard dash on October 4, 2026 in Glendale with an out-and-back course on the Oak Leaf Trail. Registration includes all-day entry to Milwaukee's Original Oktoberfest at Old Heidelberg Park.

Participate in a half marathon, 5K, or rucking event at Zachariah's Acres in Oconomowoc. Support nature based programs for children with special needs while exploring prairie trails and wildflowers.

A loop-based trail ultra in Eagle, Wisconsin offering 6, 12 and 20 hour formats for solo runners or relay teams up to four people, set on three mapped autumn loops through the Southern Kettle Moraine Forest.