Date/Time
Date(s) - 08/17/2025
7:00 am - 3:30 pm
Location
370 Lakeside Park
Join us for the 4th annual USAT sanctioned 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 along with duathlon and aquabike options!
The race begins with a beautiful beach start at 370 Lakeside Park. Enjoy the lake swim, scenic fast bike course on the country roads of St. Charles County and finish your race with a run on the flat park trails. We offer a variety of race options:
5K Run/Walk
Super Sprint Triathlon
300m swim / 23k bike / 2 mile run
Sprint Triathlon
750m swim / 23k bike / 5k run
Sprint Collegiate Triathlon
750m swim / 23k bike / 5k run
Sprint High School Triathlon
750m swim / 23k bike / 5k run
Sprint Aquabike
750m swim / 23k bike
Sprint Duathlon
2 mile run / 23k bike / 5k run
*NEW* – Sprint Aquathlon
750m swim / 5k run
Sprint Relay
750m swim / 23k bike / 5k run
Sprint Paratriathlon
750m swim / 23km bike / 5km run
Sprint Paratriathlon Relay
750m swim / 23km bike / 5km run
Olympic Triathlon
1.5k swim / 40k bike / 10k run
Olympic Aquabike
1.5k swim / 40k bike
Olympic Duathlon
5k run / 40k bike / 10k run
*NEW* – Olympic Aquathlon
1.5k swim / 10k run
Olympic Relay
1.5k swim / 40k bike / 10k run
Half Triathlon
1.2 mile swim / 56 mile bike /13.1 mile run
Half Aquabike
1.2 mile swim / 56 mile bike
Half Duathlon
5k Run / 56 mile bike / 13.1 mile run
*NEW* – Half Aquathlon
1.2 mile swim / 13.1 mile run
Half Relay
1.2 mile swim / 56 mile bike /13.1 mile run
Date and Time: On Sun, 17 Aug 2025 07:00 – 15:30
Venue details: 370 Lakeside Park, 1000 Lakeside Park Drive, St. Peters, Missouri, 63376, United States
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