June 2026 California Triathlon Races
5 upcoming Triathlons in California in June.
Races happening soon in California.
These endurance races in California are happening in the next 7 days. Check them out and sign up soon if you’re looking for something fun to do.
2026 Cal Tri Castaic Lake - 6.20.26
Castaic Lake Paradise Cove, Castaic, CA
Sprint · Olympic
Avg 89° / 57°·1,293 ft city elevation Avg 89° / 57°1,293 ft city elevation 2026 Wolfpack Youth Super Sprint Aquathlon Race Sanctioned by USA Triathlon (USAT)
Kathleen MacDonald High School, San Jose, CA
Sprint
Avg 81° / 57°·104 ft city elevation Avg 81° / 57°104 ft city elevation Huntington Lake Triathlon, 5k & 10k
62010 Huntington Lake Road, Lakeshore, CA
5K · 10K · Sprint · Olympic
Avg 67° / 43°·6,995 ft city elevation Avg 67° / 43°6,995 ft city elevation Open Water Swim Clinics
Cowell Beach, Santa Cruz, CA
Avg 75° / 53°·36 ft city elevation Avg 75° / 53°36 ft city elevation 2026 Cal Tri La Crema - 6.28.26
Johnson's Beach, Guerneville, CA
Sprint · Olympic · 500m · 1500m
Avg 78° / 52°·134 ft city elevation Avg 78° / 52°134 ft city elevation July 2026 California Triathlon Races
3 upcoming Triathlons in California in July.
Goleta Beach Triathlon
5986 Sandspit Road, Goleta, CA
Sprint
Avg 74° / 59°·0 ft city elevation Avg 74° / 59°0 ft city elevation Crescent City Triathlon
Fred Endert Municipal Pool, Crescent City, CA
Sprint
Avg 66° / 52°·11 ft city elevation Avg 66° / 52°11 ft city elevation 2026 Solana Beach Triathlon & Duathlon and Solana Beach 5K
120 S. Sierra Ave., Solana Beach, CA
5K · Sprint
Avg 75° / 65°·92 ft city elevation Avg 75° / 65°92 ft city elevation August 2026 California Triathlon Races
8 upcoming Triathlons in California in August.
Tri Santa Cruz
119 Center Street, Santa Cruz, CA
Sprint · Olympic · 500m · 1500m
Avg 75° / 55°·36 ft city elevation Avg 75° / 55°36 ft city elevation Courage Triathlon 2026
951 Clifford Dr., Lake Almanor, CA
Sprint
2026 CVC San Diego Triathlon and San Diego Tri Series 5K
999 Bayside Parkway, Chula Vista, CA
5K · Sprint · Olympic
Avg 77° / 66°·280 ft city elevation Avg 77° / 66°280 ft city elevation PLAYTRI - IRONMAN 70.3 NORTHERN CALIFORNIA
14412 JFK Mem Dr, Whiskeytown, CA
Avg 98° / 65°·1,295 ft city elevation Avg 98° / 65°1,295 ft city elevation Millerton Madness Triathlon
Meadow Campground (Madera Side), Friant, CA
5K · Sprint
Avg 97° / 60°·1,148 ft city elevation Avg 97° / 60°1,148 ft city elevation Sandman Tri
State Park Dr, Seacliff, CA 95003, Aptos, CA
Sprint · Olympic
Avg 76° / 54°·128 ft city elevation Avg 76° / 54°128 ft city elevation Santa Barbara Triathlon & Beach Festival
1118 E Cabrillo Blvd., Santa Barbara, CA
5K · 500m · 1500m
Avg 78° / 60°·121 ft city elevation Avg 78° / 60°121 ft city elevation Barbara Schmidt Millar Women's Triathlon & 5K: Celebrating Life, Empowering Women
14800 Lake Ln, Nevada City, CA
5K · Sprint
Avg 85° / 58°·2,901 ft city elevation Avg 85° / 58°2,901 ft city elevation September 2026 California Triathlon Races
8 upcoming Triathlons in California in September.
2026 San Diego Tri Classic & San Diego 5K
2455 Cushing Rd, San Diego, CA
5K · Sprint · Olympic
Avg 78° / 67°·352 ft city elevation Avg 78° / 67°352 ft city elevation Silicon Valley Mini Kids Triathlon
MacDonald High School, San Jose, CA
Sprint
Avg 80° / 57°·104 ft city elevation Avg 80° / 57°104 ft city elevation Pacific Coast Triathlon
8471 North Coast Highway, Laguna Beach, CA
Sprint · Olympic
Avg 82° / 59°·22 ft city elevation Avg 82° / 59°22 ft city elevation Shaver Lake Mile High Triathlon
Camp Edison, Shaver Lake, CA
5K · 10K · Sprint · Olympic
Avg 69° / 44°·6,081 ft city elevation Avg 69° / 44°6,081 ft city elevation PLAYTRI - IRONMAN 70.3 SANTA CRUZ
119 Center Street, Santa Cruz, CA
Avg 77° / 53°·36 ft city elevation Avg 77° / 53°36 ft city elevation Albany Community Triathlon 2026
1325 Portland Avenue, Albany, CA
Sprint
Avg 76° / 54°·60 ft city elevation Avg 76° / 54°60 ft city elevation Santa Cruz Triathlon
119 Center Street, Santa Cruz, CA
Sprint · Olympic
Avg 76° / 52°·36 ft city elevation Avg 76° / 52°36 ft city elevation Tri to Inspire
2060 W. College Avenue, Santa Rosa, CA
Sprint
Avg 83° / 50°·173 ft city elevation Avg 83° / 50°173 ft city elevation October 2026 California Triathlon Races
4 upcoming Triathlons in California in October.
2026 XTERRA WETSUITS Mission Bay Triathlon & San Diego 5K
1100 W. Mission Bay Dr., San Diego, CA
5K · Sprint · Olympic
Avg 75° / 63°·352 ft city elevation Avg 75° / 63°352 ft city elevation 2026 Cal Tri LA - 10.18.26
Dockweiler State Beach - Parking Lot 2, Playa Del Rey, CA
5K · 10K · Sprint · Olympic · 500m · 1500m
Avg 74° / 57°·100 ft city elevation Avg 74° / 57°100 ft city elevation Lake Evans Triathlon, 5k & 10k
Lake Evans, Bakersfield, CA
5K · 10K · Sprint · Olympic
Avg 79° / 53°·379 ft city elevation Avg 79° / 53°379 ft city elevation PLAYTRI - IRONMAN CALIFORNIA 140.6
400 Ball Park Dr, West Sacramento, CA
Avg 78° / 50°·17 ft city elevation Avg 78° / 50°17 ft city elevation November 2026 California Triathlon Races
3 upcoming Triathlons in California in November.
2026 Morro Bay Triathlon
101 Coleman Dr., Morro Bay, CA
5K · Sprint · Olympic
Avg 72° / 53°·120 ft city elevation Avg 72° / 53°120 ft city elevation 2026 Optimism Cal Tri Newport Dunes - 11.1.26
Newport Dunes Waterfront Resort & Marina - (Parking 10 Dollars), Newport Beach, CA
5K · 10K · Sprint · Olympic · 500m · 1500m
Avg 71° / 58°·0 ft city elevation Avg 71° / 58°0 ft city elevation Bayshore Sprint and 70.4
5411 E Ocean Blvd, Long Beach, CA
Sprint
Avg 75° / 54°·15 ft city elevation Avg 75° / 54°15 ft city elevation December 2026 California Triathlon Races
2 upcoming Triathlons in California in December.
PLAYTRI - IRONMAN 70.3 LA QUINTA
78-200 Miles Ave, Indian Wells, CA
Avg 70° / 46°·153 ft city elevation Avg 70° / 46°153 ft city elevation 40th Annual Tinsel Triathlon
3401 Mustang Way, Hemet, CA
5K
Avg 65° / 39°·1,601 ft city elevation Avg 65° / 39°1,601 ft city elevation March 2027 California Triathlon Races
2 upcoming Triathlons in California in March.
The Rocky Hill Triathlon
505 Rocky Hill Drive, Exeter, CA
5K
Avg 71° / 45°·404 ft city elevation Avg 71° / 45°404 ft city elevation Bayshore 70.4 and Sprint Triathlon
5400 E Ocean Blvd, Long Beach, CA
Sprint · 70.3
Avg 68° / 51°·15 ft city elevation Avg 68° / 51°15 ft city elevation April 2027 California Triathlon Races
2 upcoming Triathlons in California in April.
2027 Cal Tri Lake Perris - 4.11.27
Lake Perris State Recreation Area - Lot 9, Perris, CA
Sprint · Olympic
Avg 73° / 43°·1,709 ft city elevation Avg 73° / 43°1,709 ft city elevation Orange County Multisport Festival
22555 Olympiad Rd, Mission Viejo, CA
5K · Sprint · Olympic · 1500m
Avg 78° / 53°·539 ft city elevation Avg 78° / 53°539 ft city elevation May 2027 California Triathlon Races
1 upcoming Triathlon in California in May.
2027 Cal Tri Ventura - 5.2.27
Harbor Cove Beach, Ventura, CA
5K · 10K · Sprint · Olympic · 500m · 1500m
Avg 76° / 44°·288 ft city elevation Avg 76° / 44°288 ft city elevation