Thousand Oaks
Triathlon Calendar near Thousand Oaks 2026-2027
Monthly updates for Thousand Oaks
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Thousand Oaks for 2026-2027! We've gathered 3 exciting races in the area. Check out our detailed list below to find your next local race.
May 2027
Cal Tri Ventura on May 2, 2027 in Ventura CA offers 12 Olympic and Sprint event options from swims and runs to combined swim bike run formats at Harbor Cove Beach.
June 2027
A multi event day at Castaic Lake on June 19, 2027 offering 12 options from sprint swims and 5K runs to Olympic distance triathlons.
August 2027
Beachside event in Playa Del Rey offering 13K, 5K, kids runs, virtual races, a 14 Mile bike ride and duathlon options while fundraising for Evelyn’s BFF.
Monthly updates for Thousand Oaks
Get new running races (and updates) in your inbox every month.