Events
Race Directors

Plain 100M/100K Endurance Runs

September 19th 2026
Plain, WA
Website
Registration
Results
100 KM | 100 Miles
More events by NW Ultras
Submit a correction

Course Record Progression

Female

Male

Nonbinary

No Finishers

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Infinitus
Ripton, VT - 36 finishers
100 Miles | 88 KM
Lake Tye Challenge
Monroe, WA - 25 finishers
12 Hours | 6 Hours
High Noon Showdown
Enoree, SC - 17 finishers
12 Hours | 6 Hours | 6 Hours
Spence Mountain Run
Klamath Falls, OR - 11 finishers
50 KM
Hotfoot Hamster
Buckeye, AZ - 94 finishers
24 Hours | 12 Hours | 6 Hours
Great Mansfield Outdoors
Mansfield, ON - 56 finishers
100 KM | 50 KM
Worlds End Ultramarathons
Forksville, PA - 299 finishers
100 KM | 50 KM
Blackfoot Ultra
Edmonton, AB - 124 finishers
100 KM | 50 Miles | 50 KM
The Full Mo
Sheridan, IN - 190 finishers
50 KM
Echo Valley Runs
Chelan, WA - 80 finishers
50 KM
View All Results