2027 Cal Tri Castaic Lake - 6.19.27

2027 Cal Tri Castaic Lake - 6.19.27

Event Options

• Types of Events: 18 event options including 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run), 6 Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run), and 6 Youth Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run).
• Triathlon Definition: Swim + bike + run. Typically, the swim and run distances are standard but the bike distance varies from race to race.
• Course Maps: Check out the course maps for more detailed information.

Castaic Lake

• Location: Cal Tri Castaic Lake takes place at scenic Castaic Lake just 20 miles north of Los Angeles.
• Facility Size: The Castaic Lake Recreation Area is an 11,200-acre multi-use facility.
• Activities: Features include boating, world-class fishing, hiking, walking, horseback riding, wakeboarding, jet-skiing, camping, picnicking, kayaking, and sailing.
• Camping: "Tri-cation" Friday night camping available through Castaic Lake.

The Course

• Swim Course: The swim course is a modified V shape in Paradise Cove at Castaic Lake, with 8 lifeguards in the water on paddleboards.
• Bike Course: The bike course goes out on back roads to limit your interaction with cars, including some U-turns.
• Caution: Athletes should slow down at the turnaround points during the bike course.
• Run Course: The run is primarily on the rolling trails overlooking Castaic Lake.

Air Temperature (Avg)

• Morning Conditions: Mid-June temperatures are often cooler in the morning, with early morning fog.
• Expected Temperatures: Typically reach the mid 80s during the day.
• Event Temperature: Our event will possibly be around 60 degrees.

Water Temperature (Avg)

• Typical Range: Water temperatures in June typically range in the mid to high 60s.
• Updates: Email updates will be sent out closer to the race with updates.
• Discount Code: Use the 20% 2026CALTRI discount code at blueseventy.
• Exclusions: Note: Fusion wetsuits not eligible for discount.

For more information about the race, please visit the official site: Cal Tri Castaic Lake 2027.