
Sunday, June 7
2026 Cal Tri Dc - 6.7.26
Experience a thrilling day of athleticism and excitement at the 2026 Cal Tri DC on Sunday, June 7, 2026, in scenic Marbury, Charles, just 30 miles south of Washington, D.C. This dynamic event presents 18 race options suitable for participants of all ages and abilities, including 6 Olympic distance events such as Triathlon, RunBikeRun, SwimBike, SwimRun, a 1640-yard Swim, and a 10K Run. For a shorter challenge, choose from 6 Sprint distance events like Triathlon, RunBikeRun, SwimBike, SwimRun, a 400-yard Swim, and a 5K Run. Young athletes can also partake in 6 Youth Sprint distance events. Set amidst Maryland's captivating General Smallwood State Park, this event not only offers a race but also a chance to explore Washington, D.C.'s iconic attractions like the Smithsonian National Museum of Natural History and the National Museum of African American History and Culture. Enjoy moderate air temperatures ranging from 64°F to 86°F.
Date and time
Location
Marbury, MD, US
Sweden Point Marina, 2750 Sweden Point Rd Marbury, MD
Attendees

No one’s marked as attending—yet.
Sign in to let others know you're going. It helps clubs connect and encourages others to show up too.