St. Louis Triathlon

St. Louis, MO, USA
29 Jun, 2025 (Sun)

Running

6 km

Aquathlon

750 m

5 km

1500 m

10 km

Duathlon

3 km

20 km

5 km

5 km

40 km

10 km

Aquabike

750 m

20 km

1 mi

40 km

Triathlon

750 m

20 km

3.1 mi

1 m

40 km

10 km

About the event

In partnership with St. Louis County Parks, the beautiful City of Maryland Heights, and MoDOT - MSE Racing is proud to return the fastest, most electrifying triathlon in the Midwest area on Sunday, June 29th, 2025.  Taking place at the scenic and local favorite, Creve Coeur Park, the St. Louis Triathlon is ideal for both veterans, and those new to the multi-sport experience. A race like no other, with YOUR experience as our primary focus. At the Lou Fusz Subaru St. Louis Triathlon every athlete is a champion!

For more information including course maps, schedule of events, volunteer signup, sponsorship information, race results, etc.  Please visit - Lou Fusz Subaru St. Louis Triathlon | MSE Racing

Races offered by this event

You have 29 weeks to prepare

SPRINT DUATHLON

29 Jun, 2025 (Sun) - 06:15
Duathlon
Solo
On site
  • Running
    3 km
    Road
  • Cycling
    20 km
    Road
  • Running
    5 km
    Road

Olympic TRI

29 Jun, 2025 (Sun) - 06:30
Triathlon
Solo
On site
  • Swimming
    1 m
    Lake
  • Cycling
    40 km
    Road
  • Running
    10 km
    Road

Olympic AQUABIKE

29 Jun, 2025 (Sun) - 06:45
Aquabike
Solo
On site
  • Swimming
    1 mi
    Lake
  • Cycling
    40 km
    Road

Olympic AQUATHLON

29 Jun, 2025 (Sun) - 06:45
Aquathlon
Solo
On site
  • Swimming
    1500 m
    Lake
  • Running
    10 km
    Road

SPRINT TRI

29 Jun, 2025 (Sun) - 06:45
Triathlon
Solo
On site
  • Swimming
    750 m
    Lake
  • Cycling
    20 km
    Road
  • Running
    3.1 mi
    Road

SPRINT AQUABIKE

29 Jun, 2025 (Sun) - 06:45
Aquabike
Solo
On site
  • Swimming
    750 m
    Lake
  • Cycling
    20 km
    Road

SPRINT AQUATHLON

29 Jun, 2025 (Sun) - 06:45
Aquathlon
Solo
On site
  • Swimming
    750 m
    Lake
  • Running
    5 km
    Road

Olympic DUATHLON

29 Jun, 2025 (Sun) - 07:15
Duathlon
Solo
On site
  • Running
    5 km
    Road
  • Cycling
    40 km
    Road
  • Running
    10 km
    Road

6K RUN

29 Jun, 2025 (Sun) - 07:30
Running
6 km
Solo
On site
Road

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