The CAMTRI Junior American Cup is a "sub-regional" international championship featuring the top junior triathletes representing Canada, Mexico, and the United States. ITU's Pan American Triathlon Confederation also designates sub-regional championships in South America and Central America/Caribbean as a pathway to the continental junior championships. In addition to competing for individual recognition, athletes race to earn spots for their respective nations at the CAMTRI Junior Championships. This event will be open only to eligible US athletes, as well as athletes entered by the National Federations of Canada and Mexico.

International athletes must be entered to the ITU start list by the National Federation.

Requests for US athletes should be directed to Athletes must have a correct PPE on file with USA Triathlon to be entered into the event.

The field will be limited to 70 athletes.