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  • STL TRI
    • stl tri info
    • stl tri race course
    • Endurance Expo
    • stl tri sponsors
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    • stl tri results
  • OTHER EVENTS
    • Groovy Gritty Gravel
    • Cinco K Mayo Run
    • Innsbrook Triathlon
    • Innsbrook Kids Triathlon
    • Lake Springfield Tri
    • 370 Lakeside Tri
    • Carlyle Lake Tri
    • LOVE TO RUN
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​370 Lakeside Triathlon
Sun August 28, 2022

Register Here


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Join us for the second annual 370 Lakeside Triathlon! Enjoy the flattest, fastest course starting in beautiful 370 Lakeside Park! Enjoy a beach start, amazing country roads in St. Charles County, and a run that includes the park trails and beyond. We offer a variety of race options from super sprint or sprint for newbies, up to iron distance! And this is a USAT Sanctioned Event.

HUGE outdoor expo announcement coming, packet pick up, and an open water swim clinic! Local coaches will be on hand to answer any last minute race day questions!

Enjoy our POST-RACE BBQ! Food will be free for athletes and food tickets will be available for non-athletes.

Distances  / Race Options:

Super Sprint Triathlon
300 meter swim/10 mile bike/2 mile run
 
Sprint Triathlon
750M swim | 20k bike | 5k run

Sprint Aquabike (no run)
750M swim | 20k bike

Sprint Duathlon (NEW!)
3k Run | 20k Bike | 5k Run
 

Sprint Relay
Sprint Paratriathlon

 
Olympic Distance Triathlon
Swim 1.5k | Bike 40k | Run 10k

Olympic Duathlon (NEW!)
5k Run | 40k Bike | 10k Run
 
Olympic Relay


Half Distance Triathlon
1.2 mile swim | 56 mile bike | 13.1 mile run

Half Distance Aquabike
1.2 mile swim | 56 mile bike 

Half Distance Duathlon
5k Run | 56 mile bike | 13.1 mile run

Register Here

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Race Courses

Swim Courses
Bike Courses
Run Courses

WANT TO BE A SPONSOR?

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Reach Out to Learn More!!


Contact

Sally Drake - Race Director

Telephone

314-477-6906

Email

sdrake@mseracing.com

  • STL TRI
    • stl tri info
    • stl tri race course
    • Endurance Expo
    • stl tri sponsors
    • things To-Do
    • stl tri results
  • OTHER EVENTS
    • Groovy Gritty Gravel
    • Cinco K Mayo Run
    • Innsbrook Triathlon
    • Innsbrook Kids Triathlon
    • Lake Springfield Tri
    • 370 Lakeside Tri
    • Carlyle Lake Tri
    • LOVE TO RUN
  • Timing Services
  • MSE RACE RESULTS
  • Coaching
  • RACE PHOTOS
  • Contact Us