ARKTOS
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Event overview
ARKTOS is a winter ultra running event held February 28 - March 1, 2026 in Dousman, Wisconsin. The race takes place in the Southern Kettle Moraine Forest and is described as a winter ultra where participants complete as many loops as possible during a selected timeframe. The field is capped at 160 runners.
Format and logistics
The event offers the following time-based options:
- 6-hour
- 12-hour
- 20-hour
Each option can be entered by a solo runner or by a relay team of up to four people. The course format is loop-based, with competitors repeating the loop to accumulate distance within their chosen timeframe. The published race location is S58 W35820 County Rd ZZ, Dousman, WI 53118.
Race packet items and on-site amenities include a hybrid backpack, a wooden finisher medal, a race decal, an ARKTOS glowing wristband, free warming shelters, bottomless hot drinks (bring a cup), and a free post or during-race meal with a vegan chili option. The organizer lists partners and sponsors, and additional race details are provided on the event website. Visit the organization's website for the most recent information.
