Kettle100

Kettle Moraine 100 Endurance Races is a storied ultra-running event established in 1996, known for its challenging trail races held annually in Southern Kettle Moraine, Wisconsin. The race features a variety of distances, including the renowned 100-mile, alongside 100k, 50k, and 38-mile options, catering to both seasoned ultra-runners and newcomers alike. Scheduled for June 14, 2025, registration opens at 11 am Central time on January 1, 2025, and spots fill quickly, with participants encouraged to join the waitlist if necessary.

This enduring event is organized by dedicated race directors who have played a pivotal role in fostering a vibrant ultra-running community. The course primarily follows the picturesque Ice Age Trail, offering a rich and diverse experience of the natural landscape. In 2025, new incentives such as prize money for the top male and female finishers will enhance the competitive spirit. Kettle Moraine 100 continues to uphold traditions while promoting inclusivity and excellence in endurance sports.