NK50k

Greenbush, United States • 5 Apr 2025

The NK50k is an annual trail running event held in Greenbush, Wisconsin, featuring a scenic point-to-point course along the Northern Kettle Moraine Ice Age Trail. Participants can expect a fun and community-focused atmosphere, with aid stations providing water, sports drinks, and snacks throughout the course. The event emphasizes enjoyment over competition, as it is described as a fun run rather than a race. Runners will receive a finisher sticker and can celebrate post-run with food and refreshments at the Greenbush Group Camp. Registration opens in September 2024, and the event is expected to sell out quickly. Visit the organization's website for the most recent information.

Race information

50 km
50K
Visit the organization's website for the most recent information.
Trail runs nearby

The Frigid Fox Ultra Trek is a challenging winter endurance running event set in Campbell Sport, Wisconsin, primarily along the scenic Ice Age Trail. Participants will tackle a distance of approximately 63.5 miles, navigating through winter elements that can be harsh and unforgiving. The event empha..