Cal Tri Castaic Lake
Always double-check with the organizer's website! This page may contain affiliate links.
Event overview
The 2026 Cal Tri Castaic Lake event is set for June 20, 2026 at Castaic Lagoon, 32132 Castaic Lake Drive, Castaic, California 91384. The program includes 18 event options across Olympic, Sprint, and Youth Sprint distances. Adult events are open to ages 18 and older. Youth events are open to ages 7 to 17 and are offered free at many races under the Cal Tri Kids Race Free initiative. Parking at Castaic Lagoon is listed as $12. Average conditions noted are an air temperature range of 56 F to 87 F and an average water temperature of 82 F; wetsuit use is indicated as legal.
Race options and distances
- Sprint RunBikeRun: 5 km run, 15 km bike, 5 km run
- Olympic RunBikeRun: 5 km run, 40 km bike, 10 km run
- Sprint Swim: 400 yards
- Olympic Swim: 1640 yards
- Sprint 5K run
- Olympic 10K run
- Sprint and Olympic Triathlon, SwimBike, SwimRun, plus Youth Sprint versions
Notes
Triathlon events combine swim, bike, and run. The event information indicates that bike distances may vary by race and that course maps are available for detailed routing. Visit the organization's website for the most recent information.
