Ironman 70.3 Washington Tri-Cities

IRONMAN 70.3 Washington Tri-Cities : Richland, WA

IRONMAN 70.3 Washington Tri-Cities is a late-season half-distance triathlon held in Richland, Washington, scheduled for September 20, 2026. The event uses a centralized venue at Columbia Point Park and takes place in the Tri-Cities region at the confluence of the Snake, Yakima, and Columbia Rivers.

The race course comprises three standard 70.3 segments:

• 1.2-mile downriver swim in the Columbia River
• 56-mile rolling bike through orchards and vineyards
• 13.1-mile flat run on parks and paved riverfront trails

Course and local conditions are described with average temperatures and features. Typical air temperatures noted are a high of 78 °F / 25 °C and a low of 50 °F / 10 °C, and the average water temperature is listed at 70 °F / 21 °C. The bike route passes through Washington wine country, an area with more than 200 wineries within 50 miles. Tri-Cities is presented as an outdoor recreation area with extensive waterways, hiking trails, and more than 300 days of sunshine per year. The event is marked as accessible for free and includes race-week information, athlete guides, and community resources as part of the event offerings. Visit the organization's website for the most recent information.

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