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Helios 6/12/20 Hour Ultra

📅 October 9, 2027 (estimated date)📍 Eagle · United States

⚠️ 2027 edition: provisional information

The date is estimated from the 2026 edition (October 10, 2026), on the same day of the week. Courses, start times, fees and description are carried over from the previous edition: check them on the official website. This page will be updated as soon as the organizer publishes them.

Available distances

6 h12 h20 h

About

The Helios 6/12/20 Hour Ultra is an endurance event in the Southern Kettle Moraine Forest in Eagle, Wisconsin, starting at 11:59 a.m. on October 9, 2027. Runners pick a 6-, 12- or 20-hour time window and run loops of the McMiller trail within it.

Each format is open to solo runners or to relay teams of up to four people. Three loop options are available, all starting and finishing at the Helios Village in the center of the course, which has facilities for warming up and refueling.

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