Kettle Moraine

Whitewater, United States • 14 Jun 2025

The Kettle Moraine 100 Endurance Races is a premier ultra marathon event held annually in June, featuring a variety of race distances including 100 miles, 100 kilometers, 50 kilometers, and 38 miles. Established in 1996, this trail race showcases the scenic beauty of the Kettle Moraine region, with a significant portion of the course running along the Ice Age Trail. The event is known for its challenging terrain and vibrant community atmosphere, attracting runners from all over. Registration opens on January 1st, and spots fill quickly, often leading to a waitlist for interested participants. Visit the organization's website for the most recent information.

Race information

100 mi
100 Mile
100 km
100k
38 mi
38 Mile
50 km
50k
Visit the organization's website for the most recent information.
Trail runs nearby

The Trailbreaker is an annual running event held in Waukesha, Wisconsin, since 1993, featuring a variety of races including a Marathon, Half Marathon, 10K, 5K, Walk, and a Kiddos 1K. Organized by the Park Foundation of Waukesha, the event serves as a fundraiser to enhance local parks and recreation..

The Prickly Pine Jackpot 24 Hour Solo/Relay is an exciting long-distance running event taking place in the scenic Kettle Moraine State Forest. Participants can choose from various race formats, including a 6-hour, 12-hour, 24-hour solo, and a 4-person relay. The course features three unique loops of..

The Whitewater Trail Challenge is an exciting running event taking place on June 21, 2025, in Whitewater, Wisconsin. Participants can choose from three race distances: a 10K, a half marathon (21K), and a 50K, all set against the stunning backdrop of the Ice Age Trail. This iconic trail spans 1,200 m..

The Kishwauketoe 5K Cross Country Run is an exciting running event taking place at the Kishwauketoe Nature Conservancy in Williams Bay, Wisconsin. Participants can choose between a 5K run/walk and a children's 1/4 mile walk/run for ages 10 and under. The course features scenic grass trails through h..

Zachariah's Acres Fall Run, Walk & Roll is a charitable event taking place in Oconomowoc, WI, designed to support children with special needs. The event features a 5K, a half marathon, and a family-friendly walk and roll, all set against the backdrop of 125 acres of beautiful natural scenery. Partic..

Among the Trees is a scenic running event scheduled for October 25, 2025, in Dousman, Wisconsin. Participants can choose between two challenging distances: 100k and 50k, both set against the beautiful backdrop of the Southern Kettle Moraine Forest along the historic Ice Age Trail. Runners will start..