Ultramarathon Races in Knoxville
Find Ultramarathon running races in Knoxville. Browse upcoming ultramarathon events, registration details, and race information for 2026.
3 races found
Trail
World's Fair Ultras
18 Apr 2026
Knoxville, United States
100km · Ultra
World's Fair Ultras is a 100 km ultramarathon trail race held in Knoxville, TN. The event takes place in April 2026.
Trail
C&O Canal 100
25 Apr 2026
Knoxville, United States
160.9km · Ultra
C&O Canal 100 is a 161 km ultramarathon trail race held in Knoxville, MD. The event takes place in April 2026.
Trail
Taco Bell 50K Knoxville
27 Feb 2027
Knoxville, United States
50km · Ultra
Taco Bell 50K Knoxville is a 50 km ultra trail race held in Knoxville, TN. The event takes place in February 2027.