Duathlon Race Calendar in Ohio, United States

Napoleon Triathlon Presented By Henry County Hospital

Napoleon, Ohio, United States

13 Jun, 2026 (Sat)

$25.00 - $50.00

Triathlon, Duathlon

27.5K 31.7K 1.7K +1

WHITEHOUSE MULTI-SPORT FESTIVAL

Whitehouse, Ohio, United States

20 Jun, 2026 (Sat)

$44.00 - $84.00

Triathlon, Duathlon

22.3K 23.4K 34.6K

TRILLIUM — A WOMEN'S ONLY EVENT

Sylvania, Ohio, United States

12 Jul, 2026 (Sun)

$35.00 - $90.00

Triathlon, Duathlon

23.1K 24.3K

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

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)

SOUTH FORK DUATHLON

Whitehouse, Ohio, United States

27 May, 2026 (Wed)

Duathlon

27.8K

DOOBY DU DUATHLON

Sylvania, Ohio, United States

06 May, 2026 (Wed)

Duathlon

27.9K