Can I participate as part of a team?

Yes, you can register as a solo runner or as a relay team of up to four people.

What are the available race durations?

You can choose between 6, 12, or 24-hour timeframes.

Are there different start times for the 6-hour race?

Yes, for 2027 you can choose between an A.M. or P.M. start time for the 6-hour event.

Is there a participant limit?

Yes, the race is strictly capped at 160 runners.

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20 weeks out

ARKTOS

Saturday, February 27, 2027Dousman, WI6 Hour - Solo ARKTOS A.M.

Experience the original timed winter ultra in the heart of Wisconsin's Southern Kettle Moraine Forest. This unique event challenges you to complete as many loops as possible within your chosen 6, 12, or 24-hour timeframe. The 2027 edition introduces a full 24-hour option and flexible morning or afternoon start times for the 6-hour race. Whether you tackle the course solo or as part of a relay team of up to four, you will navigate a scenic winter trail environment. With a strict cap of 160 runners, this event is known to sell out quickly. Prepare for a test of endurance and grit in one of the Midwest's most iconic forest settings.