Williams Bay
Trail Running Calendar near Williams Bay 2026-2027
Explore the top trail runs near Williams Bay for 2026-2027! We've gathered 26 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
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.
Test your endurance with 3, 6, 12, or 24 hour timed trail races featuring scenic loops and rolling hills at the Richard Bong State Recreation Area.
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.
Experience a single track trail adventure through Veteran Acres and Sternes Woods in Crystal Lake featuring 5 and 10 mile distances and custom skeleton medals.
A fall event at Richardson Adventure Farm in Spring Grove, IL with a 10K, a 5K through a corn maze, and a 1 mile family adventure, plus finisher medals for all.
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 trail event at Pringle Nature Center on November 7, 2026 offering a 5K run and 2 mile walk with fees supporting environmental education.
On 11/14/2026 the Abominable Trail Race at Lake Geneva Ziplines & Adventures offers 5K, 10K, 15K and 30K courses plus 2, 3 or 4 person 30K relays on forest trails, with water stations, race shirt, finisher medal and free action photos.
December 2026
Experience a technical trail race in Lake Geneva featuring 4 and 8 mile distances designed for both solo runners and Canicross enthusiasts with their dogs.
January 2027
Winter trail event in Crystal Lake offering a Triple Black Diamond 50K, a 10K, and team relays with on-course aid and finisher medals.
Conquer a winter obstacle course in Lake Geneva with distances ranging from 5K to 20K plus a dedicated kids race and a festive basecamp with fire pits.
April 2027
Trail races in Crystal Lake, Illinois offering 50k, 15 mile and 5 mile distances on a 5.2 mile loop through single track, prairie and pine forest.
May 2027
Nighttime obstacle race in Pingree Grove, IL with multiple 5K heats and a 30K unlimited laps option, illuminated obstacles, live entertainment, and onsite parking.