Duathlon Race Calendar in United States

SYLVANIA TRIATHLON, DUATHLON, AQUABIKE & RELAY Presented by Premier Wealth Management Group

Sylvania, Ohio, United States

02 Aug, 2026 (Sun)

$55.00 - $119.00

Triathlon, Duathlon

25.4K 26.6K 41.1K Ultra +4

Post Falls Triathlon/Duathlon

Post Falls, Idaho, United States

02 Aug, 2026 (Sun)

$85.00 - $165.00

Triathlon, Duathlon

24.6K 26.4K

-TRI Columbus

Columbus, Indiana, United States

08 Aug, 2026 (Sat)

$40.00 - $65.00

Triathlon, Duathlon, Running

21.7K +2

2026 Brigantine Beach Triathlon

Brigantine, New Jersey, United States

08 Aug, 2026 (Sat)

$65.00 - $140.00

Triathlon, Duathlon, Aquabike

24.5K 24.1K 18.1K +1

AdventHealth Cool Sommer Mornings Triathlon\Duathlon\5K Series #3

Clermont, Florida, United States

09 Aug, 2026 (Sun)

$45.00 - $225.00

Running, Triathlon, Swimrun, Duathlon, Aquabike

5K 18.6K 5.4K 19.8K +8

Pennsylvania State Championship Mighty Moraine Fall Multi-Sport Festival

Portersville, Pennsylvania, United States

15 Aug, 2026 (Sat) – 16 Aug, 2026

$65.00 - $150.00

Triathlon, Aquabike, Duathlon

Ultra 41.5K 25.8K 27.5K +7

Brookville Olympic Triathlon, Duathlon, & Aquabike; Sprint Triathlon & Aquabike #

Barnegat, New Jersey, United States

15 Aug, 2026 (Sat)

$90.00 - $175.00

Triathlon, Duathlon, Aquabike

Ultra 49.6K 41K 25.3K +4

Shelby YMCA Triathlon Duathlon

Shelby, Ohio, United States

15 Aug, 2026 (Sat)

$50.00 - $75.00

Triathlon, Duathlon

Triathlon (individual) Duathlon (individual) Triathlon (team) Duathlon (team)

Americana YMCA Splash and Dash

Zachary, Louisiana, United States

16 Aug, 2026 (Sun)

$35.00

Duathlon

1.6K 2.4K 3.2K 4.8K +6

Greenfields Tri/Aqua/Du/ 5K & Splash and Dash #

West Deptford, New Jersey, United States

16 Aug, 2026 (Sun)

$30.00 - $115.00

Triathlon, Duathlon, Aquabike, Running, Swimrun

26.2K 29.1K Half-Marathon 5K +5

2026 CVC San Diego Triathlon and San Diego Tri Series 5K

Chula Vista, California, United States

16 Aug, 2026 (Sun)

$37.00 - $128.00

Duathlon, Running

19K 5K

Game On! Key Largo Triathlon Summer

Key Largo, Florida, United States

16 Aug, 2026 (Sun)

$129.00 - $279.00

Triathlon, Duathlon, Aquabike

Ultra 41.4K 25.3K 26.6K +3