Free race transfers, deferrals & participant transfers as late as the day before the race.
Countdown to Race Day
International
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Youth Sprint
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Sprint Relay
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Sprint RunBikeRun (5km run, 15km bike, 5km run)
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Sprint SwimBike
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Sprint SwimRun
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Sprint Swim (400 yards)
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
International Relay
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
International RunBikeRun (5km run, Xkm bike, 10km run)
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
International SwimBike
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
International SwimRun
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
International Swim (1640 yards)
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Youth Sprint Relay
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Youth Sprint RunBikeRun (5km run, 15km bike, 5km run)
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Youth Sprint SwimBike
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Youth Sprint SwimRun
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Youth Sprint Swim (400 yards)
34 spots left. Registration ends June 14, 2024 at 11:59pm PDT
Sponsor - 10x10 Tent
2024 Cal Tri Castaic Lake - 6.15.24
Castaic Lake is located in northern Los Angeles County, just 45 miles north of downtown L.A. and is the largest state water project reservoir in Southern California containing over 11,000 acres of parkland and open space habitat. Castaic Lake offers various water activities, including boating, jet skiing, and swimming. While there aren't many accommodation options directly on Castaic Lake itself, you can find a range of lodging options in the nearby
Location
Castaic Lagoon (Parking $12)
32132 Castaic Lake Drive
California 91384, USA
Schedule Course Maps FAQ21 EVENT OPTIONS. 7 Olympic distance events (Triathlon, Triathlon Relay, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run), 7 Sprint distance events (Triathlon, Triathlon Relay, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run) and 7 Youth Sprint distance events (Triathlon, Triathlon Relay, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run). Triathlon = swim + bike + run. Triathlon Relay is 2 or 3 athletes combined to complete the triathlon. Typically, the swim and run distances are standard but the bike distance varies from race to race. Check out the course maps for more detailed information.
TO DO. Downtown LA.
AIRPORT. Los Angeles (LAX)
AIR TEMPERATURE (AVG). 56 F / 87 F
WATER TEMPERATURE (AVG). 82F. Wetsuit legal (NO RESULTS).
Cal Tri Kids Race Free!
Calling all future Olympians, tri-tastic heroes, & adventure seekers aged 7-17! Cal Tri Events is making dreams come true in 2024 by offering FREE racing for young athletes at every single event in our series! That’s right, kids can splash, pedal, & stride their way to glory in a variety of exciting formats, including:
Triathlon:Conquer the swim, bike, & run course like a true multisport champion.
Triathlon Relay: Team up with friends for a fun & fast adventure.
SwimBike: Master the power of water & wheels in this dynamic challenge.
SwimRun: Test your amphibious skills on land & sea.
400 Yard Swim: Conquer the water & showcase your aquatic prowess.
5K Run: Unleash your inner cheetah & take charge of the terrain.
This free-to-race initiative wouldn’t be possible without the generous support of our local and national sponsors and public-private partnerships. Now, we’re calling on YOU to spread the word!
Bring Cal Tri To Your Community Download Cal Tri Kids Flyer