Triathlon events in United States

20 upcoming triathlon events in United States.

Ironman 70.3 Boise

25 Jul 2026

Boise, ID

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Lake Springfield Tri

25 Jul 2026

Springfield, IL

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70.3 Boise

25 Jul 2026

Boise Idaho

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Donner Lake Half

26 Jul 2026

Truckee, CA

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XTERRA Portland

1 Aug 2026

Gaston, Oregon

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Chicago Triathlon

1 Aug 2026

Chicago, IL

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City of Lakes Triathlon - Kids Splash and Dash

7 Aug 2026

Twin Lake, County Road 2P, Santa Rosa, New Mexico

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City of Lakes Triathlon - Sprint

8 Aug 2026

Twin Lake, County Road 2P, Santa Rosa, New Mexico

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City of Lakes Triathlon - Olympic

8 Aug 2026

Twin Lake, County Road 2P, Santa Rosa, New Mexico

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City of Lakes Triathlon - Aqua Bike Sprint

8 Aug 2026

Twin Lake, County Road 2P, Santa Rosa, New Mexico

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City of Lakes Triathlon - Aqua Bike Olympic

8 Aug 2026

Twin Lake, County Road 2P, Santa Rosa, New Mexico

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City of Lakes Triathlon - Sprint Relay

8 Aug 2026

Twin Lake, County Road 2P, Santa Rosa, New Mexico

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City of Lakes Triathlon - Olympic Relay

8 Aug 2026

Twin Lake, County Road 2P, Santa Rosa, New Mexico

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Ironman 70.3 Northern California

16 Aug 2026

Redding, CA

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Ironman 70.3 New York

26 Sept 2026

New York, NY

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Ironman 70.3 Augusta

27 Sept 2026

Augusta, ME

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Chattanooga Ironman

1 Oct 2026

Chattanooga, TN

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Ironman World Championship Kona

1 Oct 2026

Kailua-Kona, HI

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XTERRA World Championship

8 Oct 2026

Ruidoso, NM, United States

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Ironman Texas - North American Championship

1 Apr 2027

The Woodlands, TX

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