Duathlon Race Calendar in California, United States
18 events found
Aug
23
Sandman Tri
Aptos, California, United States
Triathlon
Duathlon
38.6K
32.2K
Aug
16
2026 CVC San Diego Triathlon and San Diego Tri Series 5K
Chula Vista, California, United States
Duathlon
Running
19K
5K
Jul
26
Crescent City Triathlon
Crescent City, California, United States
Triathlon
Duathlon
5K
1.6K
+1
Jul
26
2026 Solana Beach Triathlon & Duathlon and Solana Beach 5K
Solana Beach, California, United States
Triathlon
Duathlon
Aquabike
Running
5K
6.4K
+2
Jun
20
Huntington Lake Triathlon, 5k & 10k
Lakeshore, California, United States
Triathlon
Duathlon
Aquabike
Swimrun
Running
22.9K
48K
27.5K
17.5K
+8
May
31
Spring Sprint @ Uvas
Morgan Hill, California, United States
Triathlon
Aquabike
Duathlon
Swimrun
Swimming
Running
35.4K
27.4K
33.8K
9.3K
+4
Sandman Tri
Aptos, California, United States
Aug 23, 2026 (Sun)
Triathlon, Duathlon
38.6K
32.2K
2026 CVC San Diego Triathlon and San Diego Tri Series 5K
Chula Vista, California, United States
Aug 16, 2026 (Sun)
Duathlon, Running
19K
5K
Crescent City Triathlon
Crescent City, California, United States
Jul 26, 2026 (Sun)
Triathlon, Duathlon
5K
1.6K
+1
2026 Solana Beach Triathlon & Duathlon and Solana Beach 5K
Solana Beach, California, United States
Jul 26, 2026 (Sun)
Triathlon, Duathlon, Aquabike, Running
5K
6.4K
+2
Huntington Lake Triathlon, 5k & 10k
Lakeshore, California, United States
Jun 20, 2026 (Sat)
Triathlon, Duathlon, Aquabike, Swimrun, Running
22.9K
48K
27.5K
17.5K
+8
Spring Sprint @ Uvas
Morgan Hill, California, United States
May 31, 2026 (Sun)
Triathlon, Aquabike, Duathlon, Swimrun, Swimming, Running
35.4K
27.4K
33.8K
9.3K
+4