March 13, 2027
Southwest
Cal Tri Oro Valley
Oro Valley, AZ
The newest Cal Tri Events race. Desert skies, mountain views, and spring temperatures in one of the Southwest's premier outdoor destinations.
Swim.
Bike.
Run.
Triathlon. The way it should be.
Free clinics, flexible race options, volunteer and race, and a supportive nationwide community built for every athlete.
Title Sponsor
Well-being begins with Optimism.
Cal Tri Events is proud to partner with Optimism as our 2026 Title Sponsor. Together, we believe that well-being isn't a destination - it's a practice. Swimming, biking, and running are how we build it. Swim. Bike. Run. Race for well-being.
Visit Optimism →
2026 & 2027 Race Season
Choose Your Race
March 28, 2027
Southwest
Cal Tri Austin
Walter E. Long Metropolitan Park, Austin, TX
Push it to the limit in the heart of Texas at Walter E. Long Metropolitan Park. Registration goes on sale November 5.
April 11, 2027
West
Cal Tri Lake Perris
Lake Perris, CA
Easy to reach from LA, San Diego, and Orange County — a convenient day trip or weekend racecation.
April 18, 2027
East
Cal Tri Charlotte
Lake Norman State Park, Statesville, NC
Get your motor running to Lake Norman State Park, just 38 miles north of Charlotte. Registration goes on sale November 5.
The Cal Tri Events Difference
Triathlon. The Way It Should Be.
We're a 501(c)(3) nonprofit that measures success by the number of athletes we empower, not the margins we protect.
$85
All-In Early Pricing
No hidden fees, no overpriced insurance schemes. One transparent price includes everything. Early registration starts at just $85.
"The Best 15 Words in Triathlon"
Ultimate Flexibility
Free race transfers, deferrals, and participant transfers - as late as the day before the race. Life happens. We've got you.
Free
Pre-Race Clinics
Free swim and transition clinics the day before every race. Skills camps in 7 markets. Expert coaching - at no extra cost to registered athletes.
Free
FREE SKILLS CAMPS
Two-day skills camps in 7 markets help athletes build confidence with expert coaching and practical race-day preparation - at no extra cost.
Free
Volunteer & Race
Volunteer at a Cal Tri race and earn a free entry to any future race in the series.
Latest from Cal Tri Events
News & Recaps
The Foundation for Dental Laboratory Technology, Cal Tri Events and RunSignup Turn Race Day Into Opportunity
The Foundation for Dental Laboratory Technology partners with Cal Tri Events and RunSignup to turn Race for the Future at 2026 Cal Tri DFW into fundraising for dental lab education.
Optimism Athlete Team Applications Open for Ten Athletes
Cal Tri Events and Optimism are selecting ten athletes for the inaugural Optimism Athlete Team at Optimism Cal Tri Newport Dunes, November 1, 2026. Applications close September 15.
U.S. IRONMAN 70.3 Finishers Up 8.0% YoY, With New Events Lagging Established Races
U.S. IRONMAN 70.3 finishers are up 8.0% year over year to 31,553 in 2026, with repeat events up 7.3% and new races averaging fewer finishers than established events.
Sponsors and Partners
Title Sponsor
Podium Partners
Community Partners
Join Our Mission
Partner with Cal Tri Events and help make triathlon accessible for everyone.
Become a Partner