Events

Olympic: 1500m OWS (bay) / 35 km bike / 10k run Sprint: 750m OWS / 17.5 km bike / 5.5k run Olympic Aquabike: 1500m OWS [...]

2021 event rescheduled from 07/11 to 08/29. 1.2 mile OWS / 56 mile bike / 13.1 mile run Duathlon option: 5k run / 56 mile bike [...]

1.2 mile OWS / 56 mile bike / 13.1 mile run USAT Sanctioned: Yes

Long Course: 3 miles OWS (6 segments, Lake Huron) / 15.5 mile trail run (7 segments) Short Course: 1.9 miles OWS (4 segments, Lake Huron) / [...]

We have reserved the Whispering Hills Clubhouse pool every Sunday morning from 8am to 10am. This is a 25 yard pool. Enter the clubhouse through [...]

Swim 1/3 mile (586 yards) / Bike 12 miles / Run 3 miles Clydesdale/Athena and relay options available. Olympic race is the following day and the two [...]

The group will meet at the Sailboat Cove parking lot of Creve Coeur Park near the boathouse.  Routes vary in distance but will typically be [...]

Meet at 6:00am in the parking lot across from the Visitor’s Center. Runners do one 6.5 mile loop at 8:30-10 min/mile pace, which will vary with [...]

No drop group rides every Thursday night, weather permitting, leaving from the east side of the Forest Park Visitors Center parking lot at 6:00 pm. [...]

Super Sprint: 200 yd pool swim / 4.7 mi bike / 1 mi run Sprint: 400 yd pool swim / 15.6 mi bike / 3.1 mi [...]

In partnership with St. Louis County Parks, the beautiful City of Maryland Heights, and MoDOT - MSE Racing is proud to return the fastest, most electrifying triathlon in [...]

We have reserved the Whispering Hills Clubhouse pool every Sunday morning from 8am to 10am. This is a 25 yard pool. Enter the clubhouse through [...]

The group will meet at the Sailboat Cove parking lot of Creve Coeur Park near the boathouse.  Routes vary in distance but will typically be [...]

Meet at 6:00am in the parking lot across from the Visitor’s Center. Runners do one 6.5 mile loop at 8:30-10 min/mile pace, which will vary with [...]

No drop group rides every Thursday night, weather permitting, leaving from the east side of the Forest Park Visitors Center parking lot at 6:00 pm. [...]

Inaugural event. 500m OWS (pond) / 20km bike / 5km run Relay options. If water quality test fails, will convert to duathlon 5km run / [...]

Sprint Distance: 0.3 mi - OPEN WATER SWIM, 13 mi - BIKE, 3.1 mi - RUN Olympic Distance: 0.9 mi - OPEN WATER SWIM, 24.8 mi - [...]

Long Course Tri (Half): 1.2 mi OWS / 56 mi bike / 13.1 mi run Aquabike: 1.2 mi OWS / 56 mi bike Duathlon: 5k run / [...]

700 meter open water swim / 15 mile bike / 4 mile run. Age group, paratriathlete (men's, women's, relay), and relay (men's, women's, youth, masters, coed) T-shirt [...]

1.2 mile OWS / 56 mile bike / 13.1 mile run USAT Sanctioned: Yes

SOS is an eight-stage wilderness adventure race that includes one cycling segment, four trail running segments, and three open water lake swims. USAT Sanctioned: N/A

1.2 mile OWS / 56 mile bike / 13.1 mile run Aquabike option. Relay option. USAT Sanctioned: Yes

Event will not be held in 2021. 1.2 mile OWS / 56 mile bike / 13.1 mile run Relay option. USAT Sanctioned: N/A

2021 event is scheduled for 09/12/2021 and will be run in conjunction with Ironman Wisconsin. 1.2 mile open water swim / 56 mile bike / [...]

2021 event  will be run in conjunction with Ironman 70.3 Wisconsin. 2.4 mile swim / 112 mile bike / 26.2 mile run USAT Sanctioned: Yes

We have reserved the Whispering Hills Clubhouse pool every Sunday morning from 8am to 10am. This is a 25 yard pool. Enter the clubhouse through [...]

1.2 mile OWS / 56 mile bike / 13.1 mile run Relay option. USAT Sanctioned: Yes

The group will meet at the Sailboat Cove parking lot of Creve Coeur Park near the boathouse.  Routes vary in distance but will typically be [...]

Meet at 6:00am in the parking lot across from the Visitor’s Center. Runners do one 6.5 mile loop at 8:30-10 min/mile pace, which will vary with [...]

From the website: SavageMan 70 (Sunday) - 1.2 Mile Swim (lake); 55.7 Mile Bike (hilly, includes Westernport Wall); 13.1 Mile Run (hilly) (Sunday) SavageMan 30 [...]

1.2 mi swim / 56 mi bike / 13.1 mi run Qualification required. Women's races Friday, men's races Saturday. USAT Sanctioned: N/A

2.4 mile OWS / 112 mile bike / 26.2 mile run USAT Sanctioned: Yes

Sprint: 750 m OWS (lake) / 20 km bike / 5km run Olympic: 1500 m OWS (lake) / 40 km bike / 10km run Half: [...]

We have reserved the Whispering Hills Clubhouse pool every Sunday morning from 8am to 10am. This is a 25 yard pool. Enter the clubhouse through [...]

Run: 5.0 miles / Bike 22 miles Individual and relay (male, female, and mixed) USAT Sanctioned: No  

2021 event has been cancelled. 2km OWS / 90 km bike / 21.1 km bike (roughly equivalent to 1.2 mi / 56 mi / 13.1 [...]

Ages 5-8: 25 yd pool swim / 1 mi bike / 0.5 mi run Ages 9-12: 75 yd pool swim / 2 mi bike / [...]

Olympic Triathlon*:  1500m OWS (lake) / 23.8 mi bike / 10k run Sprint Triathlon*: 500m OWS / 20k bike / 5k run Super Sprint Triathlon: [...]

Inaugural race. 1.2 mi OWS / 56 mi bike / 13.1 mi run Relay Option

Please join the Saint Louis Triathlon Club and Big River Running Company for our next membership meeting. Our topic is General Footwear and Gear Knowledge [...]

Meet at 6:00am in the parking lot across from the Visitor’s Center. Runners do one 6.5 mile loop at 8:30-10 min/mile pace, which will vary with [...]

*Half (USAT Long Course Championship)- 1.2 mile swim, 56 mile bike, 13.1 mile run *Half Aquabike (USAT Long Course Aquabike Championship) - 1.2 mile swim, [...]

Multi segment race: 27 mile road bike Alternating run (footpath and paved) and OWS segments: 4 runs totaling 9 miles, 3 swims totaling 1.25 miles. [...]

Quasi-offroad race (gravel bike instead of mountain bike) 600 spots total. "The Shorty" (Sprint-ish): 750m lake swim / 14 mi gravel bike / 5 km [...]

1.2 mile open water swim / 56 mile bike / 13.1 mile run Relay option. USAT Sanctioned: n/a

1.2 mile OWS / 56 mile bike / 13.1 mile run USAT Sanctioned: Yes

2.4 mile OWS (river) / 116 mile bike / 26.2 mile run USAT Sanctioned: Yes

This is the Mideast Conference Triathlon Committee (MECTC)  (comprising Kentucky, Ohio, Michigan, Indiana, and Illinois) Conference Championship (so lots of collegiate racers), and is being held [...]

We have reserved the Whispering Hills Clubhouse pool every Sunday morning from 8am to 10am. This is a 25 yard pool. Enter the clubhouse through [...]

2021 Event had previously been rescheduled from 08/29 to 09/26, and is now cancelled. 2022 Event is scheduled for 08/28/2022. 2.4 mile OWS / 112 [...]

Long Course: 3+ miles total OWS (lake) / 19+ miles total trail run Short Course: 1.5+ miles total OWS (lake) / 8+ miles total trail [...]

Meet at 6:00am in the parking lot across from the Visitor’s Center. Runners do one 6.5 mile loop at 8:30-10 min/mile pace, which will vary with [...]

Announced as one time only for 2021 and concurrent with Ironman 70.3 Muncie 2.4 mile OWS / 112 mile bike / 26.2 mile run USAT [...]

1.2 mile OWS / 56 mile bike / 13.1 mile run Relay option available. USAT Sanctioned: Yes Images from 2014

1.2 mile OWS (lake) / 56 mile bike / 13.1 mile run Inaugural event. Relay option. USAT Sanctioned: Yes.

Sprint: 500m open water swim / 18.6 mile bike / 5k run Olympic: 1500m open water swim / 40km bike / 10k run Sprint Duathlon: [...]

Biathlon: 5k run / 15 mi bike Also 5k run and 1 mile run. USAT Sanctioned: Yes