2026 XTERRA WETSUITS Mission Bay Triathlon & San Diego 5K
Sun, Oct 11, 2026, 2:40 AM PDT
- Type
- Run
Sign up and verify details on the organizer's official page.
Race feel
Race in San Diego's historic Mission Bay as part of a competitive multisport series that champions a great cause.
- Competitive
- For a Cause
Competitive
For a CauseThe San Diego 5K is part of the 38th annual XTERRA WETSUITS Mission Bay Triathlon, a cornerstone event in the San Diego Triathlon Series. Held in iconic Mission Bay, this event carries a rich legacy as it takes place in the birthplace of triathlon. While the larger event hosts the 2026 USA Triathlon State Championships, the 5K offers a chance to participate in this vibrant atmosphere. It is an inclusive event that supports the Life Sports Foundation.
What to expect
Run in the historic Mission Bay, the birthplace of triathlon. Be part of a large, established multisport event, the 38th annual edition. Support the Life Sports Foundation through your participation.
Standout details
- 38th annual event
- Benefits Life Sports Foundation
From the organizer
Mark your calendars for event #3 of the San Diego Triathlon Series & the Triple Crown of Triathlon 📅 Sunday, October 11, 2026 📍 San Diego, CA – Mission Bay
Proud Host of the 2026 USAT State Championships 🏆 The XTERRA WETSUITS Mission Bay Triathlon is proud to once again host the 2026 USA Triathlon State Championships — featuring Age Group, High School, and Club Championships!
Olympic Distance / Sprint Distance / Duathlon / Aquabike / Aquathlon
What This Means for Racers: 🥇 State Champion Titles Compete for the honor of being crowned California State Champion in your triathlon division (Sprint or International), as well as in High School and Club categories. Olympic Distance / Sprint Distance 🎽 Coveted State Champion Jersey 1st place winners in each age group, high school, and special category earn the exclusive right to purchase and wear the official California State Championship jersey. 🚩 Club State Championships All State Championships also serve as the Club State Championships. Clubs (age group & high school) can earn the designation of Top Club in California and win a Club State Champion banner from USA Triathlon.
🎟️ Qualification for Nationals
Sprint Triathlon → Qualifies you for Sprint Nationals International Triathlon → Qualifies you for Olympic-Distance Nationals Top 35% of finishers or top 5 athletes (whichever is greater) qualify. State Championships after June 1, 2026, qualify athletes for both 2026 AND 2027 Nationals.
🎓 High School Championships
Eligibility: Any student currently enrolled in high school and up to six (6) months post-graduation. Exemption: All athletes who finish a State High School Championship race will automatically qualify for Sprint Nationals, provided they are age 15 or older by December 31, 2026. 🌍 Open to all athletes — residency in California is not required.
Why Race Mission Bay? Race in San Diego’s iconic Mission Bay, claim your place on the podium, and showcase your achievement in the California State Championship Jersey. 🚴♂️🏊♀️🏃♀️
👉 Don’t miss your moment to race, win, and represent — Register today!
Join us at the birthplace of the sport for the XTERRA Wetsuits Mission Bay Triathlon!
Awards