Janesville
Trail Running Calendar near Janesville 2026-2027
Explore the top trail runs near Janesville for 2026-2027! We've gathered 14 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
Test your endurance in a unique last person standing event or timed races ranging from 8 to 48 hours between Belleville Community Park and Dot’s Tavern.
Echo 136 is a 136 mile point to point journey along the Ice Age State Trail in Wisconsin featuring 11,148 feet of elevation gain and a 55 hour time limit.
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.
October 2026
Trail running and a guided perimeter walk at Rock River Heritage County Park with a timed 5K using chip timing and a heritage celebration with food trucks and live music.
Nature-based out-and-back event in Roscoe, IL offering a 5K run or 2 mile walk on mixed gravel and crushed limestone, starting at Roscoe Middle School and passing a water station twice.
October running event at Optimist Community Park in Janesville offering 1 mile and 5K courses with proceeds to Momentum Track and Cross Country Club.
November 2026
A multi-distance trail event in Southern Kettle Moraine State Forest offering ultra distances, a 50K and a 15K Fun Run, with aid stations, pacing rules, finisher awards, and proceeds funding forest projects.
The 14th annual Frosty Rock Challenge in Fort Atkinson offers a 12k, a 5k and a free 1 mile walk run with proceeds supporting local and international Rotary projects.
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.
December 2026
Embrace the winter night on a flat rails to trails course in Lake Mills with 17.5 or 31 mile distances and a unique quiet atmosphere.
May 2027
One of the oldest continuously running ultras in the country, Ice Age Trail 50 runs through glacial terrain and offers 50 mile, 50K and half marathon distances.
Trail races in Belleville WI offering 50 miles, 50K and a half marathon on flat rail trails with aid stations, free food and beer, organized by Ten Junk Miles Racing.
July 2027
Experience the natural beauty of the Kishwauketoe Nature Conservancy in Williams Bay during this annual 5K and kids fun run held on the scenic trail system.