Lake Montclair Triathlon & Duathlon

Get ready for an exhilarating day of competition at the Lake Montclair Triathlon & Duathlon, taking place on Sunday, June 15, 2025, in the picturesque Dumfries, Prince William County, Virginia. This exciting event is one of Northern Virginia's oldest triathlons and promises a fantastic experience for athletes of all levels. Participants can choose from a variety of race formats, including the Sprint Triathlon featuring a 750-meter swim, 12.5-mile bike ride, and a 3.1-mile run, or opt for the Duathlon which includes a 1.5-mile run, followed by a 12.5-mile bike ride, and finishing with another 3.1-mile run. For those who prefer a different challenge, the Aquabike event combines a 750-meter swim with a 12.5-mile bike ride.

Staged at the stunning Dolphin Beach, the Lake Montclair Triathlon & Duathlon is sanctioned by USA Triathlon, ensuring a professionally organized and safe environment for all competitors. Whether you're a seasoned triathlete or a first-time participant, this event is sure to inspire and energize. Don't miss out on this opportunity to be part of a cherished local tradition while enjoying