2024 Optimism Cal Tri Newport Dunes Returns Sunday, November 3, 2024 by Kim Degen | October 11, 2024 | News | 0 Comments Read More Cal Tri Events Partners with Athletica to Bring AI-Powered, Science-Based Training Plans to Athletes by Kim Degen | September 28, 2024 | News | 0 Comments Read More Optimism Becomes Title Sponsor for Cal Tri Newport Dunes by Kim Degen | September 24, 2024 | News | 0 Comments Read More Blueseventy Offers LA and Newport Dunes Athletes Amazing Deal by Kim Degen | September 15, 2024 | News | 0 Comments Read More Cal Tri Events Implements RunSignUp’s Fee Transparency For Entire Race Series by Thom Richmond | September 14, 2024 | News | 0 Comments Read More The Difference Choose a Race Kids 7-17 Race Free Improve At A Clinic Volunteer & Race Free Compete in Grand Prix Races Loading view. Events Search and Views Navigation Search Enter Keyword. Search for Events by Keyword. Find Events Event Views Navigation Photo List Month Day Week Map Today Now Now - 8/17/2025 August 17, 2025 Select date. Nov 3 7:00 am - 12:00 pm 2024 Optimism Cal Tri Newport Dunes Mar 30 8:00 am - 1:00 pm 2025 Athletica Cal Tri Austin Apr 6 8:00 am - 1:00 pm 2025 Cal Tri Lake Perris Apr 27 8:00 am - 1:00 pm 2025 Cal Tri Culpeper May 4 7:00 am - 12:00 pm 2025 Cal Tri Ventura May 4 8:00 am - 1:00 pm 2025 Cal Tri San Antonio May 18 8:00 am - 1:00 pm 2025 Cal Tri Richmond Jun 8 8:00 am - 1:00 pm 2025 Cal Tri DC Jun 14 8:00 am - 1:00 pm 2025 Cal Tri Castaic Lake Jun 22 7:00 am - 12:00 pm 2025 La Crema Cal Tri Sonoma Jul 20 8:00 am - 1:00 pm 2025 Cal Tri Williamsburg Aug 17 8:00 am - 1:00 pm 2025 Cal Tri Walnut Creek Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file