Alligator's Creek Triathlon

7 a.m., Sunday, August 17

Registration for the 12th Annual Alligator's Creek Triathlon is OPEN. The Triathlon consists of a 300-yard serpentine swim at Alligator's Creek Aquatic Center, an 18.6-mile bike course and a 5K run through O'Fallon.

The event includes an awards ceremony and raffle. Please note, the bike course crosses railroad tracks several times, so time and place could be affected. Registration is limited to 300 competitors or August 3, whichever comes first.


Important Information for the Triathlon

How will my start time be determined?

Start times will be determined by the swim time that is submitted during the registration process; therefore, it is important that an accurate swim time is turned in at registration.

How do I get to Alligator’s Creek Aquatic Center?

From I-70, take the Highway K/M (Main Street) Exit 217. On Main Street, go north .5 miles. After crossing the railroad tracks, make an immediate left onto Civic Park Drive. Civic Park (and Alligator’s Creek) is 2 blocks down on the right.

The street address for Alligator's Creek is 305 Civic Park Dr., O'Fallon, MO 63366.

How does my team member know when to start their leg of the race?

The team member should wait at the exit of the transition area ready to go. A simple high five between team mates will do just fine. The runner will wear the race number.

When is packet pick-up?

Packet pick–up will be from 4:00-8:00P at Momentum Cycles in O’Fallon (8640 Mexico Rd, O'Fallon, MO 63366) on Friday, August 15. You may also pick up your packet at Alligator’s Creek Aquatic Center on Saturday, August 16 from 10:00A-1:00P and from 5:30-6:30A on race day.

How long will the course stay open?

Participants must be finished by 11:00A. Course marshalls will leave the course at that time.

If a train interupts my race, will it affect my time and place?

Yes, if a train stops a participant it will affect the participant's time and place.

How many water stations will be on the course?

There will be no water stations on the bike course. It is strongly recommended that each participant carry a water bottle on the bike course. There will be water stations at the transition area, miles 1 and 2 on the run course, and the finish line.

How can I volunteer at the Alligator’s Creek Triathlon?

For volunteer oppotunities at the Triathlon, contact Volunteer Services at This email address is being protected from spambots. You need JavaScript enabled to view it. .

Can anyone follow me in a vehicle on the course to cheer me on?

No, this would cause congestion on the race course. Friends and family may cheer you on at the pool and the finish line.

Where do I park?

View the site map for parking instructions.

What is a serpentine swim?

The swimmer swims up the right side of the lane and back down the right side of the lane and then goes under the lane rope to the next lane, repeating this process six times.

How can my company sponsor this event?

For sponsorship oppotunities at the Triathlon, contact Jeremy Wolfmeyer atThis email address is being protected from spambots. You need JavaScript enabled to view it. .

What type of timing system is used for the event?

Fleet Feet Sports who be timing this even using the DAG DIGITAL TIMING. This race is "chipped" time; therefore, the chip is already inserted in your race number.

Can a participant in the race receive help in the transition area or any portion of the race?

No, if this were to take place the participant will risk being disqualified.

Will there be a pre-race meeting to discuss the course?

Yes, the pre-race meeting will take place on the pool deck around 6:45A.

Can a friend pick up my race packet?

No, only the participant will be allowed to pick their packet.

What will happen if the event is cancelled due to inclement weather?

In the event of inclement weather and the Triathlon is cancelled no refunds, make-ups, or credit will be given.