Sunday, June 14

2026 Cal Tri Dc - 6.14.26

Experience the ultimate thrill at the 2026 Cal Tri DC on June 14th in picturesque Marbury, Maryland, just 30 miles south of Washington, D.C. Hosted at the stunning General Smallwood State Park, this event offers 18 diverse race options catering to athletes of all ages and abilities. Choose from various Olympic and Sprint distance events, including triathlons, RunBikeRun, SwimBike, SwimRun, and youth sprints for the younger participants. Amidst the competitive spirit, attendees can immerse themselves in the capital's rich cultural tapestry by exploring iconic landmarks like the Smithsonian National Museum of Natural History and the National Museum of African American History and Culture, or visiting the U.S. Capitol. With ideal air and water temperatures, ranging from 64°F to 86°F and 82°F respectively, this event promises a day filled with athletic accomplishments and family-friendly fun. Don't miss this unforgettable opportunity for a day of excitement and achievement.