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Optimism

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Events

Beginner Friendly

Sprint Triathlon

Price: $84.59
incl. $5.73 Fee
Time: 8:00AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Olympic Triathlon

Price: $84.59
incl. $5.73 Fee
Time: 8:20AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Sprint RunBikeRun (5km run, 26km bike, 5km run)

Price: $84.59
incl. $5.73 Fee
Time: 8:00AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Sprint SwimBike

Price: $84.59
incl. $5.73 Fee
Time: 8:00AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Sprint SwimRun

Price: $84.59
incl. $5.73 Fee
Time: 8:00AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Sprint Swim (400 yards)

Price: $26.29
incl. $2.43 Fee
Time: 8:00AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

5K

Price: $26.29
incl. $2.43 Fee
Time: 9:00AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Olympic RunBikeRun (5km run, 38km bike, 10km run)

Price: $84.59
incl. $5.73 Fee
Time: 8:20AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Olympic SwimBike

Price: $84.59
incl. $5.73 Fee
Time: 8:20AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Olympic SwimRun

Price: $84.59
incl. $5.73 Fee
Time: 8:20AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

Olympic Swim (1640 yards)

Price: $26.29
incl. $2.43 Fee
Time: 8:20AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.

10K

Price: $26.29
incl. $2.43 Fee
Time: 9:00AM CDT 12:30PM CDT

225 spots left. Registration Opens November 5, 2026 at 12:00am CST
Open to ages 18+.
Must provide own tent, other tent sizes available upon request

Sponsor - 10x10 Tent

Price: $526
incl. $26 Fee
Time: 8:00AM CDT 12:30PM CDT
Registration Opens November 5, 2026 at 12:00pm CST

2027 Cal Tri DFW - 9.26.27.
Ray Roberts Lake State Park, located an hour north of Dallas and Fort Worth. Set along the Johnson Branch unit on the north shore of the lake, this course pairs clear open water swimming with smooth, fast bike and run routes framed by oak trees and waterfront views. It is the ultimate fall race getaway for athletes looking to conquer new terrain in North Texas.

Location

Ray Roberts Lake State Park (Northside) - Johnson Branch
100 PW 4153  (exit 483 from I35 North)
Valley View, TX 76272

12 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run) and 6 Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard Swim & 5K Run). Triathlon = swim + bike + run. 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. Fort Worth Stockyards. Kimbell Art Museum. Fort Worth Zoo.
AIRPORT. Dallas/Fort Worth (DFW)
AIR TEMPERATURE (AVG). 67 F / 88 F
WATER TEMPERATURE (AVG). 75 F. Wetsuit legal. 

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