Rookies & Rock Stars Triathlon

2023 Triathlon Graphic

2023 Results

Thank you to everyone who participated in the race! 

2023 Rookies & Rock Stars Triathlon race results

Event Details

Whether you’re a beginner (rookie) or a veteran (rock star), the St. Peters Rec-Plex has a fun triathlon for you! Swim in our indoor pool, bike through flat farmlands, and run along shady, paved trails! Compete as an individual or on a team. 


  • 400-meter swim
  • 19.5-mile bike (May 5 update: course is changing due to flooding and road closures. Please see the course maps in the drop down menu for two possible options that we will choose from before Sunday's event. Please follow us on social media for updates!)
  • 3.1-mile run

Participant Perks

  • Official race tee shirt (register by April 19 to be guaranteed your size!)
  • Full-color finisher medal
  • Food and water at the finish line
  • Beer from Good News Brewing Company at the finish line
  • and more!


MSE Racing

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  1. FAq
  1. packet pickup
  1. course maps
  1. transition area
  1. awards
  1. volunteer
  1. sponsor the race


TypeThrough February 28March 1 to 31April 1 to 30May 7 (Race Day)

Register online at Rec-Connect

Thank you to our 2023 Sponsors!

St. Charles Automotive
Good News Brewing Company
Anthonys Produce
Edwards Jones logo
Cora Physical Therapy
Compass Health Network
Pappas Toyota
Hoods Home Center
Granada Logo
Smoothie King Logo