Washington
Washington Triathlon Calendar 2025-2026
Explore the best triathlons in Washington for 2025-2026! Our updated list features 16 exciting races across the region. Find your next race in Washington below and join the running community at these great events!
June 2025
The Three Lakes Triathlons and Kings Market San Juan Island Runs is an exciting all-sport weekend event set in the picturesque Lakedale Resort on San Juan Island, WA. Scheduled for June 14, 2025, the..
The Black Diamond Triathlon, organized by Raise the Bar Events, is set to take place at Nolte State Park in Enumclaw, Washington. This exciting event features multiple race formats, including Olympic,..
The Pine Lake Triathlon, held at Pine Lake Park in Sammamish, Washington, features a super sprint course with a 1/4 mile swim in Pine Lake, followed by an 11-mile hilly bike ride on a challenging loll..
July 2025
The Lake Whatcom Triathlon, established in 2017, is a USAT-sanctioned event held in Bellingham, Washington. It features multiple race options, including an Olympic course with a 1500-meter swim, a 40k..
The Righteous Richland Sprint Triathlon is set to take place on July 12, 2025, at Howard Amon Park in Richland, Washington. This exciting event features a 1/2 mile swim in the Columbia River, a 12-mil..
The Sullivan Lake Triathlon 2025 is a thrilling sprint triathlon set in the scenic Sullivan Lake Recreational Area within the Colville National Forest, near Ione, Washington. Participants will swim 1/..
The Lake Wilderness Aquathon is a dynamic sports event scheduled for July 27, 2025, in Maple Valley, Washington. This exciting competition features multiple categories, including a Sprint, Super Sprin..
August 2025
The Lake Tye Triathlon, scheduled for August 2, 2025, at Lake Tye Park in Monroe, WA, is a USAT-sanctioned event that caters to participants of all skill levels, from beginners to elite athletes. This..
The Girlfriends Triathlon & Fitness Festival is an annual all-women's event held in Vancouver, WA, designed to celebrate fitness and camaraderie among women. Set against the scenic backdrop of the Col..
The Lake Meridian Triathlon is a popular event in the Pacific Northwest, featuring various race formats including Olympic, Sprint, and Super Sprint distances, as well as relay options for teams. Sched..
The Beaver Lake Triathlon, scheduled for August 24, 2025, is an exciting multi-sport event held at Beaver Lake in Sammamish, WA. Participants will compete in a 1/4 mile swim, a 13.4 mile bike ride, an..
The Plutonium Man Triathlon is set to take place in Richland, Washington, featuring multiple events including the Olympic distance triathlon, sprint triathlon, and various relay team options. Particip..
The Bonney Lake Triathlon + Duathlon & Aquabike is a premier multisport event held in Bonney Lake, Washington, featuring both Sprint and Olympic distance races. Set against the stunning backdrop of La..
The Rattlesnake Lake Triathlon, scheduled for August 31, 2025, takes place in the scenic Snoqualmie Valley, North Bend, Washington. This event features a quarter-mile swim in the brisk waters of Rattl..
September 2025
The Lake Stevens Triathlon + Duathlon & Aquabike is a multi-sport event taking place in Lake Stevens, Washington. Participants can choose between Sprint and Olympic distances, featuring a deep water s..
The Ironman 70.3 Washington Tri-Cities is a triathlon event held in Richland, Washington. This half-Ironman distance race features a 1.2-mile swim, 56-mile bike ride, and 13.1-mile run, challenging at..
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