Ultra races in United States — 2026 running calendar

The ROC Triathlon presented by TruePath Racing

Rochester, New York, United States

21 Aug, 2026 (Fri) – 22 Aug, 2026

$25.00 - $170.00

Running, Swimrun, Triathlon, Aquabike, Duathlon

5K 4.8K Ultra 25.7K +4

Death by 5k Brandon

Brandon, Mississippi, United States

22 Aug, 2026 (Sat)

$125.00

Running

Ultra

• August 23 Training Ride •

Chesterfield, Missouri, United States

23 Aug, 2026 (Sun)

Free

Cycling, Running

22.5K 40.2K Ultra Volunteer

Santa Barbara Triathlon & Beach Festival

Santa Barbara, California, United States

29 Aug, 2026 (Sat)

$50.00

Running, Swimming

5K 1.6K Ultra

Bluegrass Reaper Challenge

Berea, Kentucky, United States

29 Aug, 2026 (Sat)

$35.00 - $60.00

Running

Ultra Marathon Half-Marathon 10K +1

SPASM Crystal Springs Trail Run

Woodside, California, United States

29 Aug, 2026 (Sat)

Free - $90.00

Trail running, Running

10K Half-Marathon 35.4K Marathon +2

Road to the Rink Classic

Binghamton, New York, United States

30 Aug, 2026 (Sun)

$350.00

Running

Ultra

UltraTrax Wachusett

Princeton, Massachusetts, United States

30 Aug, 2026 (Sun)

$71.00 - $131.00

Running

11.3K 22.5K 33.8K 45.1K

Kids Walk

Loma Linda, California, United States

01 Sep, 2026 (Tue) – 30 Sep, 2026

Free - $15.00

Running, Walking

1.6K Ultra +1

Monster 50 Mile Challenge (September 2026)

Anywhere, United States

01 Sep, 2026 (Tue) – 30 Sep, 2026

$33.00

Running

Ultra

Warrior Crucible

Loves Park, Illinois, United States

04 Sep, 2026 (Fri) – 05 Sep, 2026

$40.00

Running

48.3K 5K

Labor Day Triple

Winter Park, Florida, United States

05 Sep, 2026 (Sat) – 07 Sep, 2026

$30.00 - $205.00

Running

Marathon Half-Marathon 10K 5K +16