ARKTOS
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ARKTOS : February 28 to March 1, 2026
ARKTOS is a winter trail ultra held in Dousman, Wisconsin (Southern Kettle Moraine Forest). The event offers timed-loop formats in three durations. The race is open to solo runners and relay teams of up to four. The field is capped at 160 entrants.
- 6-hour Ultra (solo or team up to 4)
- 12-hour Ultra (solo or team up to 4)
- 20-hour Ultra (solo or team up to 4)
Format, location and services
Runners complete as many loops as possible within their chosen timeframe. The venue address is S58 W35820 County Rd ZZ, Dousman, WI 53118. Race materials and participant items listed for 2026 include a hybrid backpack, wooden finisher medal, and an ARKTOS race decal. On-course and event services include warming shelters, a free post- or during-race meal (chili, drink, chips; vegan chili available), complimentary hot beverages (bring a personal cup), and an ARKTOS glowing wristband. The event lists partners and sponsors and operates a merchandise store offering apparel and race items. Visit the organization's website for the most recent information.