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2026 Cal Tri Castaic Lake - 6.20.26

June 20, 2026
Castaic, CA 91384 US
ℹ️
Athletes are responsible to study and know the course.
Please carefully review the course maps on this page to familiarize yourself with the routes used for your event. If possible, we also recommend previewing the courses by driving or riding them prior to the race.
Staging Area
Staging Map
🔍 Click map to view full size in a new tab
Sprint & Youth Distance Events
🏊🚴🏃 Sprint & Youth Triathlon
SWIM
400
yards
BIKE
6.7
miles
RUN
3.1
miles
📍 Start Location: Swim Beach
Swim In transition flag
🚩 Entering Transition from the Swim
When you exit the water, look for this flag marked SWIM IN - it shows exactly where to enter the transition area. Follow the flag and volunteers to your rack.
🔍 Click map to view full size in a new tab
🚴 Sprint Bike Cue Sheet
0.00 miStart at Transition
0.10 miTurn Right onto Lake Hughes Rd
0.25 miTurn Right onto Ridge Rte Rd
3.35 miMake a U-turn
6.48 miTurn Left onto Lake Hughes Rd
6.60 miTurn Left into the Park

🏃🚴🏃 Sprint & Youth RunBikeRun
RUN 1
3.1
miles
BIKE
6.7
miles
RUN 2
3.1
miles
📍 Start Location: Finish Line Arch
📌 Reading this Map
The map below shows the full triathlon course for reference. As a RunBikeRun athlete, your race uses the black bike route and red run route only. Ignore the grey swim route.
RBR Run In transition flag
🚩 Entering Transition after Run 1
After finishing Run 1, look for this flag - it's the same flag used by swim athletes, so you'll see Swim In at the top and RBR Run In below it. Both labels, one location. That flag is your transition entry point.
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🚴 Bike Course🏃 Run Course
🚴 Sprint Bike Cue Sheet
0.00 miStart at Transition
0.10 miTurn Right onto Lake Hughes Rd
0.25 miTurn Right onto Ridge Rte Rd
3.35 miMake a U-turn
6.48 miTurn Left onto Lake Hughes Rd
6.60 miTurn Left into the Park

🏊🚴 Sprint & Youth SwimBike
SWIM
400
yards
BIKE
6.7
miles
📍 Start Location: Swim Beach
📌 Reading this Map
The map below shows the full triathlon course for reference. As a SwimBike athlete, your race uses the grey swim route and black bike route only. Ignore the red run route.
Swim In transition flag
🚩 Entering Transition from the Swim
When you exit the water, look for this flag marked SWIM IN - it shows exactly where to enter the transition area. Follow the flag and volunteers to your rack.
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏊 Swim Course🚴 Bike Course
🚴 Sprint Bike Cue Sheet
0.00 miStart at Transition
0.10 miTurn Right onto Lake Hughes Rd
0.25 miTurn Right onto Ridge Rte Rd
3.35 miMake a U-turn
6.48 miTurn Left onto Lake Hughes Rd
6.60 miTurn Left into the Park

🏊🏃 Sprint & Youth SwimRun
SWIM
400
yards
RUN
3.1
miles
📍 Start Location: Swim Beach
📌 Reading this Map
The map below shows the full triathlon course for reference. As a SwimRun athlete, your race uses the grey swim route and red run route only. Ignore the black bike route entirely. After your swim you go directly into the run, with no bike leg.
Swim In transition flag
🚩 Entering Transition from the Swim
When you exit the water, look for this flag marked SWIM IN - it shows exactly where to enter the transition area. Follow the flag and volunteers to your rack.
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏊 Swim Course🏃 Run Course

🏊 Sprint Swim
SWIM
400
yards
📍 Start Location: Swim Beach
📌 Reading this Map
The map below shows the full triathlon course for reference. As a 400 Yard Swim athlete, you complete the grey swim route only. Ignore the bike and run portions of the map entirely.
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏊 Swim Course

🏃 5K Run
RUN
3.1
miles
📍 Start Location: Finish Line Arch
📌 Reading this Map
The map below shows the full triathlon course for reference. As a 5K Run athlete, you follow the red run route only. Ignore the swim and bike portions of the map entirely.
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏃 Run Course
Olympic Distance Events
🏊🚴🏃 Olympic Triathlon
SWIM
1,640
yards
BIKE
23.3
miles
RUN
6.2
miles
📍 Start Location: Swim Beach
Swim In transition flag
🚩 Entering Transition from the Swim
When you exit the water, look for this flag marked SWIM IN - it shows exactly where to enter the transition area. Follow the flag and volunteers to your rack.
Olympic Triathlon Course Map
🔍 Click map to view full size in a new tab
🚴 Olympic Bike Cue Sheet
0.00 miStart at Transition
0.10 miTurn Right onto Lake Hughes Rd
0.25 miTurn Right onto Ridge Rte Rd
11.65 miMake a U-turn
23.05 miTurn Left onto Lake Hughes Rd
23.20 miTurn Left into the Park

🏃🚴🏃 Olympic RunBikeRun
RUN 1
3.1
miles
BIKE
23.3
miles
RUN 2
6.2
miles
📍 Start Location: Finish Line Arch
📌 Reading this Map
The map below shows the full Olympic triathlon course for reference. As an Olympic RunBikeRun athlete, your race uses the black bike route and red run route only. Ignore the grey swim route.

Run #1 is one loop of the run course before heading to the bike.
RBR Run In transition flag
🚩 Entering Transition after Run 1
After finishing Run 1, look for this flag - it's the same flag used by swim athletes, so you'll see Swim In at the top and RBR Run In below it. Both labels, one location. That flag is your transition entry point.
Olympic Course Map (full)
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🚴 Bike Course🏃 Run Course
🚴 Olympic Bike Cue Sheet
0.00 miStart at Transition
0.10 miTurn Right onto Lake Hughes Rd
0.25 miTurn Right onto Ridge Rte Rd
11.65 miMake a U-turn
23.05 miTurn Left onto Lake Hughes Rd
23.20 miTurn Left into the Park

🏊🚴 Olympic SwimBike
SWIM
1,640
yards
BIKE
23.3
miles
📍 Start Location: Swim Beach
📌 Reading this Map
The map below shows the full Olympic triathlon course for reference. As an Olympic SwimBike athlete, your race uses the grey swim route and black bike route only. Ignore the red run route.
Swim In transition flag
🚩 Entering Transition from the Swim
When you exit the water, look for this flag marked SWIM IN - it shows exactly where to enter the transition area. Follow the flag and volunteers to your rack.
Olympic Course Map (full)
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏊 Swim Course🚴 Bike Course
🚴 Olympic Bike Cue Sheet
0.00 miStart at Transition
0.10 miTurn Right onto Lake Hughes Rd
0.25 miTurn Right onto Ridge Rte Rd
11.65 miMake a U-turn
23.05 miTurn Left onto Lake Hughes Rd
23.20 miTurn Left into the Park

🏊🏃 Olympic SwimRun
SWIM
1,640
yards
RUN
6.2
miles
📍 Start Location: Swim Beach
📌 Reading this Map
The map below shows the full Olympic triathlon course for reference. As an Olympic SwimRun athlete, your race uses the grey swim route and red run route only. Ignore the black bike route entirely. After your swim you go directly into the run, with no bike leg.
Swim In transition flag
🚩 Entering Transition from the Swim
When you exit the water, look for this flag marked SWIM IN - it shows exactly where to enter the transition area. Follow the flag and volunteers to your rack.
Olympic Course Map (full)
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏊 Swim Course🏃 Run Course

🏊 Olympic Swim
SWIM
1,640
yards
📍 Start Location: Swim Beach
📌 Reading this Map
The map below shows the full Olympic triathlon course for reference. As an Olympic swim athlete, you complete the grey swim route only. Ignore the bike and run portions of the map entirely.
Olympic Course Map (full)
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏊 Swim Course

🏃 10K Run
RUN
6.2
miles
📍 Start Location: Finish Line Arch
📌 Reading this Map
The map below shows the full Olympic triathlon course for reference. As a 10K Run athlete, you follow the red run route only. Ignore the swim and bike portions of the map entirely.
Olympic Course Map (full)
🔍 Click map to view full size in a new tab
Course Files on Ride with GPS
🏃 Run Course

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