Duathlon Race Calendar in United States

Bear Lake Brawl Triathlon

St. Charles, Idaho, United States

19 Sep, 2026 (Sat)

$100.00 - $220.00

Triathlon, Duathlon, Swimrun, Aquabike

25.6K Ultra 23K +5

She Tris Sprint Triathlon - Carnes Crossroads

Summerville, South Carolina, United States

19 Sep, 2026 (Sat)

$58.00 - $180.00

Triathlon, Duathlon

7.6K Half-Marathon 19.3K

Rise & Run

Denmark, Wisconsin, United States

19 Sep, 2026 (Sat)

Free - $65.00

Duathlon, Running

24.9K 25.7K 1.6K

Texas City Triathlon, Duathlon, & Aquabike

Texas City, Texas, United States

19 Sep, 2026 (Sat)

$100.00 - $160.00

Triathlon, Duathlon, Aquabike

29.6K 32.3K 24.6K +5

DQ Long Beach Island Triathlon, Duathlon, & Aquabike at Bayview Park *#

Long Beach, New Jersey, United States

20 Sep, 2026 (Sun)

$125.00 - $165.00

Triathlon, Duathlon, Aquabike

22.5K 24.5K 17.7K +1

Erie Duathlon in support of the Erie Cancer Wellness Center

Girard, Pennsylvania, United States

20 Sep, 2026 (Sun)

$65.00 - $90.00

Duathlon

29.9K

Sprint and Splash

Chesterfield, Michigan, United States

20 Sep, 2026 (Sun)

$40.00 - $100.00

Running, Duathlon

5K 8.2K

Robious Landing Triathlon

Midlothian, Virginia, United States

20 Sep, 2026 (Sun)

$70.00 - $170.00

Triathlon, Duathlon, Aquabike

23.8K 24.9K 25.9K 20K +3

The Dirty Mitten Gravel Triathlon

Middleville, Michigan, United States

20 Sep, 2026 (Sun)

$56.33 - $149.00

Triathlon, Duathlon, Aquabike

28.2K 32.2K 23.3K Ultra +6

Diamond Mountain Triathlon

Stony Point, New York, United States

20 Sep, 2026 (Sun)

Free - $110.00

Triathlon, Duathlon

28.2K 30.6K

Estes Epic

Estes Park, Colorado, United States

26 Sep, 2026 (Sat) – 27 Sep, 2026

$90.00 - $230.00

Mountain biking, Duathlon, Trail running

49.9K Ultra 24.1K

The Knights Fury Duathlon

Honeoye Falls, New York, United States

26 Sep, 2026 (Sat)

$65.00

Duathlon

Marathon 22.5K