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Newport Beach, CA · November 1, 2026 · TriathlonExternal event
2026 Optimism Cal Tri Newport Dunes - 11.1.26
Newport Beach, CA · November 1, 2026 · Triathlon
DateNovember 1, 2026
LocationNewport Beach, CA
DisciplineTriathlon
RegistrationExternalorganizer site
Price$43.86
Divisions
50.5KDistance
400 YardsDistance
3 MilesDistance
0.93 MilesDistance
6 MilesDistance
5KDistance
About the race
The race.
The 2026 Optimism Cal Tri Newport Dunes takes place November 1 in Newport Beach, California. Twelve event options include six Olympic-distance events and six Sprint-distance events. Olympic options feature a triathlon, RunBikeRun, SwimBike, SwimRun, 1,640-yard swim with 10K run, and 400-yard swim with 5K run. Sprint options offer the same format variations with shorter distances. All triathlon events combine swimming, biking, and running segments. The race operates from Newport Dunes, operating from the same location since its start in 1978. Water temperature averages 65°F with wetsuits permitted.
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