The 2021 Aquathlon National Championships, qualifying for the 2022 World Triathlon Aquathlon Championships, will take place on Friday evening, July 16, 2021 prior to the Legacy Triathlon on Saturday. A discounted rate will be available for athletes who choose to race both Aquathlon Nationals and the Legacy Triathlon. Aquathlon Nationals will follow the same distances as the world championships, a 1000m swim and 5km run.