Triathlon Race Calendar in Missouri, United States

Sep

27

Ballwin Kids Triathlon

Ballwin, Missouri, United States

$45.00

Triathlon

3.2K 6.4K

May

16

C26 Kansas City Triathlon

Kansas City, Missouri, United States

$90.00 - $220.00

Triathlon Duathlon

Olympic Triathlon Sprint Triathlon Sprint Duathlon Relay - Olympic Triathlon +1

Aug

01

Matt Mason "Cowboy UP" Triathlon/Duathlon

Smithville, Missouri, United States

$55.00 - $185.00

Triathlon Running Duathlon

23.2K 41.2K Virtual Runner (Anyone, Anywhere, Anytime) 25.7K +3

Aug

23

370 Lakeside Triathlon

Saint Peters, Missouri, United States

Running

5K

Aug

22

Pat Jones YMCA Tri at the Y

Springfield, Missouri, United States

Running Triathlon

6 Week Triathlon Training Class 6 Week Triathlon Training Class - Plus Entry Sprint Triathlon Sprint Relay

Aug

16

The Inkwell Clayton Kids Triathlon

Saint Louis, Missouri, United States

Triathlon

Short Course (Ages 7-10) Long Course (Ages 11-14)

Aug

01

Thousand Oaks Kids Triathlon

Parkville, Missouri, United States

Triathlon

Age 6-12 Triathlon Age 13-18 Triathlon

Jul

26

Tour de Kirkwood Triathlon

Saint Louis, Missouri, United States

Triathlon

Individual Triathlon Triathlon Relay

Jul

19

Ballwin Triathlon

Ballwin, Missouri, United States

Triathlon

Marathon Half-Marathon

Jul

11

St. Luke's New Town Triathlon

Saint Charles, Missouri, United States

Triathlon

Kids Tri (Ages 7-10 on 12/31/26) Kids Tri (Ages 11-15 on 12/31/26) Sprint Individual Triathlon Long Individual Triathlon +2

Jun

28

St. Louis Triathlon

Saint Louis, Missouri, United States

Running

6K

Jun

20

Chesterfield Youth Triathlon

Chesterfield, Missouri, United States

Triathlon Duathlon

Youth Triathlon for 6 - 10 year olds Youth Triathlon for 11-15 year olds Splash and Dash 6 - 10 Year Olds Splash and Dash 11 - 15 Year Olds +1