370 Lakeside Triathlon
Events
| Half Iron Triathlon : Swim 1.2 miles, Bike 56 miles, Run 13.1 miles |
| Half Iron Duathlon : Run 3.1 miles, Bike 56 miles, Run 13.1 miles |
| Half Iron Aquabike : Swim 1.2 miles, Bike 56 miles |
| Olympic Distance Triathlon : Swim 1500 meters, Bike 24.9 miles, Run 6.2 miles |
| Olympic Duathlon : Run 3.1 miles, Bike 24.9 miles, Run 6.2 miles |
| Olympic Aquabike : Swim 1500 meters, Bike 24.9 miles |
| Sprint Triathlon : Swim 750 meters, Bike 12.4 miles, Run 3.1 miles |
| Sprint Duathlon : Run 1.9 miles, Bike 12.4 miles, Run 3.1 miles |
| Sprint Aquabike : Swim 750 meters, Bike 12.4 miles |
| Super Sprint Triathlon : Swim 300 meters, Bike 10 miles, Run 2 miles |
| 5K Run : Run 3.1 miles |
- Race Date: Sunday, August 23, 2026
- Start Time: 7:00 AM
- Location:370 Lakeside Park
- Address: 1000 Lakeside Park Drive
- City/State/Zip:Saint Peters, Missouri 63376
- Country: USA
_ The 2026 370 Lakeside Triathlon:
Join us for the annual USAT sanctioned 370 Lakeside Triathlon! This 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 from a 5k run, super sprint or sprint for newbies, up to half distance.
Course Information:
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
Directions:
Previous Results:
2025 Results at: raceroster.com or USAT
2024 Results at: raceroster.com or USAT
2023 Results at: raceroster.com
2022 Results at: raceroster.com
2021 Results at: raceroster.com or USAT
Endurance Hub
