About California Triathlon
California Triathlon is a 501(c)(3) charity that provides a premium no-fee membership to over 4,500 athletes worldwide. Our mission is to make the sport of triathlon affordable, accessible & sustainable by providing the resources, coaching and support needed for athletes to accomplish their goals.
Cal Tri Virtual Run Challenge
Events
-
-
2026 Cal Tri DC
General Smallwood State Park 2750 Sweden Point Rd, Marbury, MD, United StatesRegister Now 2026 Cal Tri DC - 6.14.26. Combine a trip to the nation's capitol with a race venue just 30 miles south of Washington DC in Maryland's General Smallwood […]
-
2026 Cal Tri Castaic Lake
Castaic Lake CA, United StatesRegister Now 18 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run), 6 Sprint distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 400 yard […]
-
2026 Cal Tri La Crema
Johnson's Beach 16215 First St, Guerneville, CA, United StatesRegister Now 2026 Cal Tri La Crema - 6.28.26. Located in the middle of wine country, triathlon returns to Johnson's Beach & Windsor with short course versions of a […]
-
-
2026 Cal Tri Williamsburg
Jamestown Beach Event Park 2205 Jamestown Rd, Williamsburg, VA, United StatesRegister Now 2026 Cal Tri Williamsburg - 7.19.26. Our triathlon lands on the shores of Jamestown Beach Park in historic Williamsburg. 18 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, […]
-
-
2026 Cal Tri Charlottesville
Fry’s Springs Beach Club House 2512 Jefferson Park Avenue, Charlottesville, VA, United StatesRegister Now 2026 Cal Tri Charlottesville - 8.30.26 is a Sprint triathlon that starts and finishes at Fry’s Springs Beach Club in Charlottesville, Virginia. It features a 350-meter swim in a 50-meter […]
-
-
2026 Cal Tri Houston
Typhoon Texas - Houston 555 Katy Fort Bend Rd, Katy, TX, United StatesNew for 2026, Cal Tri Houston offers athletes the chance to race! 5 EVENT OPTIONS. 5 Sprint distance events (Reverse Triathlon, RunBikeRun, RunSwim, 400 yard Swim & 5K Run). Reverse Triathlon […]
-
2026 Cal Tri Austin
Walter E. Long Metropolitan Park 6620 Blue Bluff Rd, Austin, TX, United StatesRegister Now 2026 Cal Tri Austin - 9.20.26. Push it to the limit in the heart of Texas. 18 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 […]
-
2026 Cal Tri DFW
Ray Roberts Lake State Park - Johnson Branch 100 PW 4153, Valley View, TX, United StatesRegister Now 2026 CAL TRI DFW - 9.27.26. 18 EVENT OPTIONS. 6 Olympic distance events (Triathlon, RunBikeRun, SwimBike, SwimRun, 1640 Yard Swim & 10K Run), 6 Sprint distance events (Triathlon, […]
-
-
2026 Cal Tri Charlotte
Lake Norman Picnic Ground 1408 State Park Rd, Statesville, NC, United StatesRegister Now 2026 Cal Tri Charlotte - 10.10.26. Get your motor running to Lake Norman State Park in North Carolina just 38 miles north of Charlotte. 18 EVENT OPTIONS. 6 Olympic […]
-
2026 Cal Tri LA
Dockweiler State Beach 12501 Vista Del Mar, Playa Del Rey, CA, United StatesRegister Now 2026 Cal Tri LA - 10.18.26. Athletes will be charmed by the small-town feel of the Playa Del Rey beach community located south of Venice Beach and north […]
-
-
2026 Optimism Cal Tri Newport Dunes
Newport Dunes Waterfront Resort 1131 Back Bay Dr, Newport Beach, CA, United StatesRegister Now 2026 Optimism Cal Tri Newport Dunes - 11.1.26. Started in 1978 as the Human Race Triathlon, Cal Tri Newport Dunes is the longest running triathlon in the world […]
Latest Posts
Level Up Your Tri Skills — Join Cal Tri Skills Camp!
Are you ready to train smarter, race faster, and have more fun in 2026? Our Cal Tri Skills Camps are back and they’re the perfect way to take your triathlon game to the next level! Whether you’ve done a race or two or just crushed our swim and transition clinics, this...
The 15 Best Words in Triathlon: Flexibility When You Need It Most
At Cal Tri Events, we proudly boast “the best 15 words in triathlon” : Free race transfers, deferrals, and participant transfers, as late as the day before the race. These words aren’t just a tagline. They’re a promise. They reflect our commitment to creating an...
From Destruction to Protection: The Story Behind Cal Tri Event’s ‘Divine Intervention’ Promise
In October 2024, natural disaster Hurricane Helene left more than 230 dead across six states, making it the second deadliest storm to hit the mainland United States in more than 50 years, behind Hurricane Katrina. Many of those areas and communities are still feeling...
2025 Cal Tri LA Set for October 19 – 623 Athletes from 20 States & 6 Countries Headed to Los Angeles’ Premier Fall Triathlon
Los Angeles, CA. 2025 Cal Tri LA, returning to Playa del Rey on Sunday, October 19, 2025, is shaping up to be one of the most geographically diverse triathlon events in California this fall. With 623 athletes currently registered, representing 20 U.S. states and 6...
Cal Tri LA & Cal Tri Newport Dunes Updates + Final Price Reminder
We are excited to share some important updates for the final 2 races of 2025. 2025 Cal Tri Los Angeles – 10.19.252025 Optimism Cal Tri Newport Dunes – 11.2.25 👉 Final Price Increase – September 30 Don’t miss your chance to register before the last price increase. Sign...
2025 Cal Tri Austin – 9.21.25 First Timers Driving 20% Growth
Cal Tri Events concludes its southwest race season at 2026 Cal Tri Austin - 9.21.25. Participation is 20% higher than the March 2025 version and will be the largest Cal Tri Events race outside the Golden State. This growth is driven by first time athletes who are...
Cal Tri Events Congratulates Eric Fletcher on Becoming the First Member of Club 25
Lexington, VA – Cal Tri Events is proud to congratulate Eric Fletcher on becoming the first-ever member of Club 25 following his finish at 2025 Cal Tri Walnut Creek on August 17, 2025. Eric achieved this milestone after years of dedication, consistency, and passion...
Cal Tri Events Acquires Iconic Lake Havasu Triathlon, Expands Western Race Footprint
LOS ANGELES, CA — Cal Tri Events is proud to announce the acquisition of the Lake Havasu Triathlon, one of the Southwest’s most storied multisport events. Held on Sunday, March 15, 2026, the race will be officially rebranded as Cal Tri Lake Havasu, marking another key...
Cal Tri Events News: $85 All In Aug 5 + 8 Races Left in 2025 Season!
AUGUST 5TH IS THE DATE! Score $85 all-in registration on August 5th for 1H26 races. This deal is for 1 day only. CONGRATULATIONS to everyone who put in the work last weekend at 2025 Cal Tri Williamsburg - 7.20.25. There are some outstanding race photos on the Cal Tri...
2025 Cal Tri Williamsburg – 7.20.25 Race Highlights
2025 Cal Tri Williamsburg - 7.20.25 returns to “The Burg” with 300+ athletes, ages 8 to 75, from 18 states and 4 countries eager to set personal bests on Cal Tri Events' fastest course. Athletes will participate in 18 separate fast course events including; triathlon,...
2025 Cal Tri San Antonio – 5.4.25 Modified Format – Poor Water Quality
Due to unsafe water quality test results received Thursday, May 1st, 2025 Cal Tri San Antonio - 5.4.25 has transitioned to a runbikerun format. The safety of our athletes, swim safety team, volunteers, and staff is always our highest priority. We understand how deeply...
2025 Cal Tri Events Water Temps & Weather Forecast
2025 CAL TRI EVENTS WATER TEMPERATURE & WEATHER FORECAST. The forecast provided is just that, a forecast. It is the best guidance we have months in advance relative to the expected air and water temperature on race day at a particular venue. We measure the water...
Get Race-Ready: Official Cal Tri Kits Available Now by Varlo!
Exciting news for all triathletes! Our exclusive Cal Tri Kit Store is now open, offering a premium selection of Varlo triathlon gear tailored to elevate your performance and style. Act fast—this limited-time store closes on May 6, 2025! Don't miss this opportunity...