Triathlon Races in California, United States 2026 11 events
Browse upcoming triathlon races in United States. Find dates, distances, and registration links.
Upcoming races
Triathlon
2026 XTERRA WETSUITS Mission Bay Triathlon & San Diego 5K
◎ San Diego, USA▤ Oct 11, 2026
0.75 km / 20 km / 5 km
TriathlonTomorrow
2026 Cal Tri LA - 10.18.26
◎ Playa Del Rey, USA▤ Oct 18, 2026
1.9 km / 90 km / 21.1 km
TriathlonIn 2 weeks
2026 Morro Bay Triathlon
◎ Morro Bay, USA▤ Nov 1, 2026
1.5 km / 40 km / 10 km
TriathlonIn 2 weeks
2026 Optimism Cal Tri Newport Dunes - 11.1.26
◎ Newport Beach, USA▤ Nov 1, 2026
1.5 km / 40 km / 10 km
TriathlonIn 3 weeks
Bayshore Sprint and 70.4
◎ Long Beach, USA▤ Nov 7, 2026
1.9 km / 90 km / 21.1 km
TriathlonIn 7 weeks
IRONMAN 70.3 Indian Wells
◎ Indian Wells, USA▤ Dec 6-7, 2026
1.9 km / 90 km / 21.1 km
TriathlonIn 8 weeks
40th Annual Tinsel Triathlon
◎ Hemet, USA▤ Dec 13, 2026
TriathlonIn 5 months
Bayshore 70.4 and Sprint Triathlon
◎ Long Beach, USA▤ Mar 13, 2027
0.75 km / 20 km / 5 km
TriathlonIn 5 months
Redding Endurance Triathlon
◎ Redding, USA▤ Mar 14, 2027
750 m / 20 km / 5 km
TriathlonIn 6 months
2027 Cal Tri Lake Perris - 4.11.27
◎ Perris, USA▤ Apr 11, 2027
1.5 km / 40 km / 10 km
TriathlonIn 6 months
2027 Cal Tri Ventura - 5.2.27
◎ Ventura, USA▤ May 2, 2027
1.5 km / 40 km / 10 km