Trail Running calendar near New Glarus 2026-2027

Trail races at Swiss Valley Nature Preserve in Peosta IA use a 5.2 mile loop with creek crossings, steep climbs and rugged terrain, offered as 5.2 mile, 25k and 50k. Free camping, showers and shuttle service are provided.

A point-to-point all-trail ultramarathon along the Hennepin Canal State Trail between Sterling and Colona, Illinois. Multiple distances include 100 mile, 50 mile, 50K and a 100 mile team relay; aid stations are every three to seven miles.

Experience natural dirt trails and scenic views at this Janesville event featuring a competitive 5k run and casual walk. Stay for the heritage celebration with food trucks and live music after you finish.

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.

Experience a chip timed 5k trail run through the diverse terrain and scenic landscapes of Oakdale Nature Preserve. All proceeds support local park projects and trail maintenance.

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.

Test your endurance at the inaugural HELIOS Ultra in the Southern Kettle Moraine Forest. Choose between 6, 12, or 20 hour timeframes as a solo runner or a relay team.

Trail runs on a looped Driftless Area course near Dodgeville, Wisconsin, with 50K, 20 mile and 10 mile options, technical terrain, two aid stations per loop and on course support.

A multi loop trail ultramarathon in the Mines of Spain Recreation Area near Dubuque, Iowa offering **100 mile** and **100 kilometer** options, varied terrain, significant elevation, scenic Mississippi River views, and set time limits.

Join the Jaimie Cox Memorial Run on October 17, 2026 in Roscoe, Illinois for a community 5K or 2 mile walk along the scenic Stone Bridge Trail. Family friendly with kids and virtual options, supporting the Jaimie Cox scholarship.

Trail races of about 5 and 10 miles through Veteran Acres and Sternes Woods in Crystal Lake, IL, with single-track trails, a cupless course, packet pickup options, and finisher medals for all distances.

An October trail run at the Black Hawk Unit of the Lower Wisconsin State Riverway, organized by volunteers. Proceeds support local conservation groups and the event posts results and photos after the run.

Experience the historic Ice Age Trail during this autumn ultramarathon in the Southern Kettle Moraine Forest. Choose between 50k and 100k distances featuring on site branded wooden medals and scenic fall colors.

Explore the forest trails and hills of Lake Geneva at this multi distance trail event. Choose from several individual races or join a team relay for a day of outdoor activity and festival atmosphere.

A community Turkey Trot through Atwood Park near 5k with chipped timing, common trail obstacles and door prizes. No GPS or timing devices are allowed and donations are collected for local causes.

A winter trail event at Governor Dodge State Park on Dec 5, 2026 offering 50K, 25K and 15K over horse trails, single and double track with multiple aid stations, cup-less hydration, and specific pacer and crewing rules for the 50K.

A four race winter trail series in Dixon, Illinois totaling 31 miles across four dates from December 2025 to March 2026. Distances range from 5K to 20K with series awards and age-category prizes.

A dog friendly trail running event at Lake Geneva Ziplines and Adventures with a 4 mile loop, an 8 mile option, and a focus on Canicross. Awards are reserved for teams running with dogs and all finishers receive a small gift.

Experience a unique winter obstacle course in Lake Geneva featuring distances from 5K to 20K. Enjoy a festival atmosphere with fire pits and food trucks after conquering challenges designed for both fun and competitive athletes.

Experience a unique 5K race held entirely on the frozen surface of Lake Mendota. Participants can run walk or skate across the ice while enjoying scenic views of downtown Madison and the university campus.