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Additional race information can be found at https://www.mseracing.com/370-lakeside-tri.html.
Join us for the 3rd 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. We offer a variety of race options from a 5k run, super sprint or sprint for newbies, up to half distance! And this is a USAT Sanctioned Event.
Distances / Race Options:
NEW - 5k Run
Super Sprint Triathlon
300M swim | 12 mile bike | 2 mile run
750M swim | 20k bike | 5k run
Sprint Aquabike (no run)
750M swim | 20k bike
2 mile run | 20k bike | 5k run
Olympic Distance Triathlon
1.5k swim | 40k bike | 10k run
Olympic Distance Aquabike
1.5k swim | 40k bike
Olympic Duathlon (run/bike/run)
5k run | 40k bike | 10k run
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
Half Distance Relay
Join us on Saturday, August 26th at the 370 Lakeside Park under the main pavilion for a HUGE outdoor expo, packet pick up, and pre-race course talks.
The race weekend schedule:
370 Lakeside Triathlon – Expo and Race Day Schedule
Saturday, August 26th, 2023
10:00am - 12:00pm Open Water Swim Clinic Session
12:00pm - 4:00pm MSE Lakeside 370 Triathlon Expo | Packet Pick Up | Bike Drop Off
Sunday, August 27th – RACE DAY
4:30am – Transition Opens – check in gear. Athletes only in the transition area, we will check your wrist band that you will find in your packet.
6:30am – Transition Closes – you will NOT be allowed back in.
6:20am – Swim warm up or splash in if daylight allows
6:30am – Athletes line up to start and pre-race announcements
6:45am – Para-athletes start
7am – Wave starts begin!
ON COURSE NUTRITION:
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