Duathlon Race Calendar in United States

Sprint and Splash

Chesterfield, Michigan, United States

Sep 20, 2026 (Sun)

$40.00 - $100.00

Running, Duathlon

5K 8.2K

The Knights Fury Duathlon

Honeoye Falls, New York, United States

Sep 26, 2026 (Sat)

$65.00

Duathlon

Marathon 22.5K

Estes Epic

Estes Park, Colorado, United States

Sep 26, 2026 (Sat) – Sep 27, 2026

$90.00 - $265.00

Mountain biking, Duathlon, Trail running

49.9K Ultra 24.1K

Atlantic Triathlon

Far Rockaway, New York, United States

Sep 27, 2026 (Sun)

Free - $110.00

Triathlon, Duathlon

24.1K 29K

DQ Treasure Island Sprint Triathlon, Duathlon, Aquabike, & Kayak Triathlon *#

PT Pleasant, New Jersey, United States

Sep 27, 2026 (Sun)

$105.00 - $150.00

Triathlon, Duathlon, Aquabike

22.1K 24.9K 17.3K 24.1K +3

2026 J-Hawk Latebird Race Series: Duathlon, Triathlon (Olympic, Sprint, & SuperSprint), AquaBike (Oly & Sprint)

Whitewater, Wisconsin, United States

Sep 27, 2026 (Sun)

$50.00 - $83.00

Triathlon, Duathlon

25.7K 29K 48.3K

TRI-It Racing Clubs Du Kona Multi-sport Series

Guthrie, Oklahoma, United States

Oct 3, 2026 (Sat)

Free - $120.00

Triathlon, Duathlon

34.3K 11.4K 35.4K 9.8K +1

Baltimore Triathlon Festival

Chase, Maryland, United States

Oct 3, 2026 (Sat) – Oct 4, 2026

$100.00 - $120.00

Triathlon, Aquabike, Duathlon

28.2K 23.2K 29K +5

Nat Greene's Revenge Triathlons and Duathlon

Greensboro, North Carolina, United States

Oct 3, 2026 (Sat)

$45.00 - $120.00

Triathlon, Aquabike, Duathlon, Running

26.2K Half-Marathon 28.6K 27.7K +10

Hub City Hustle Triathlon

Oloh, Mississippi, United States

Oct 10, 2026 (Sat)

$85.00 - $145.00

Triathlon, Duathlon

35.1K +4

River Roux Olympic Triathlon

New Roads, Louisiana, United States

Oct 10, 2026 (Sat)

$110.00 - $120.00

Triathlon, Aquabike, Duathlon

Ultra 41.5K

Racin' the Station Duathlon

Huntsville, Alabama, United States

Oct 10, 2026 (Sat)

$45.00 - $80.00

Duathlon

30K