Ultramarathons Near Eugene, OR
As of October 6, 2026, Crewable lists 9 upcoming ultramarathons near Eugene, OR from October 2026 to June 2027. The next is Rainbow Ridge 20k/50k on October 10 in Rainbow, OR. Registration is open for 2.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
Race calendar
October 2026
3 racesDecember 2026
1 raceJanuary 2027
1 raceFebruary 2027
1 raceJune 2027
3 racesQuick answers
What is the next ultramarathon near Eugene, OR?
Rainbow Ridge 20k/50k, on Saturday, October 10, 2026, in Rainbow, OR. Distances: 50K, 20K.
What is the closest ultramarathon to Eugene?
Bristow Loop Race in Dexter, OR, about 15 miles from Eugene, on June 5, 2027.
How many ultramarathons near Eugene, OR have open registration?
2 of the 9 list registration as open as of October 6, 2026, including Silver Falls Trail Runs and DDLM Endurance Run.
What is the busiest month for ultramarathons near Eugene, OR?
October 2026, with 3 of the 9. June 2027 follows with 3.
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