Trail Running calendar near Lake Mills 2026-2027

We have found 68 Trailruns within 80 miles of Lake Mills. See below where and when you can find the races.

Last Dot Standing in Belleville WI pairs hourly 4.2 mile runs between Belleville Community Park and Dot's Tavern until one runner remains. The weekend also features 24 hour and 48 hour races with buckles for 100, 150 and 200 mile finishes.

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.

A 136 mile ultramarathon on the Ice Age State Trail through Kettle Moraine State Forest with nine staffed aid stations and substantial elevation change.

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.

Backyard Nonsense is a timed trail event at Richard Bong State Recreation Area in Brighton WI offering 3 hour, 6 hour, 12 hour and 24 hour formats. The 24 hour options include a backyard loop format and a continuous 24 hour option; a 2026 p..

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.

October 2026

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.

Autumn Leaf Run is a 5K trail event at Oakdale Nature Preserve in Freeport on 10/03/2026. The looped course crosses prairies, creek and wooded trails and raises funds for park improvements through the Freeport Parks Foundation.

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.

Trail ultra at Bethel Horizons in the Driftless Area offering 50K, 20M and 10M looped courses with mixed singletrack, grassy ridgelines, rocky climbs, fully stocked aid stations and chip timing.

Trail runs and a 1-mile walk at Fox Hill Nature Preserve on 10/11/2026, held to support conservation in the Cedar Lakes region; varied distances include 5K, 10K, a 1-mile walk, and a Kiddos 1K.

A fall ultramarathon on the Ice Age Trail near Greenbush, Wisconsin offering 50 mile and 50K out and back courses. Aid stations are spaced four to eight miles and the event is cupless with reusable cups provided at check in.

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