Triathlon / Multisport

A triathlon is an endurance multisport race consisting of swimming, cycling, and running over various distances. Find triathlons and multisport events.

featured races

No featured events for this category.

Upcoming races

IRONMAN 70.3 North Carolina

Half Ironman

Oct 17, 2026

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Beach Girl Triathlon

Super Sprint

Oct 17, 2026

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IRONMAN California

Ironman

Oct 18, 2026

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2026 Cal Tri LA

Olympic

Sprint

Oct 18, 2026

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Southern Utah Triathlon

Sprint

Oct 24, 2026

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Finish The Ride and Finish The Run Santa Clarita

10K

Kids

5K

Oct 25, 2026

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2026 Optimism Cal Tri Newport Dunes

Sprint

Olympic

Nov 1, 2026

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2026 Morro Bay Triathlon

Olympic

Sprint

Nov 1, 2026

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IRONMAN Florida

Ironman

Nov 7, 2026

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IRONMAN 70.3 Indian Wells

Half Ironman

Dec 6, 2026

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IRONMAN 70.3 Florida

Half Ironman

Dec 13, 2026

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Tinsel Triathlon & 5K

Sprint

5K

Dec 13, 2026

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2027 New Year’s Duathlon and 5K Run/Walk

5K

Relay

Jan 2, 2027

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Oro Valley Triathlon and Duathlon Festival

Olympic

Sprint

Mar 13, 2027

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Bayshore 70.4 and Sprint Triathlon

Olympic

Sprint

Mar 13, 2027

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MomsTRI Women's Sprint Triathlon

Sprint

Mar 13, 2027

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The Rocky Hill Triathlon

10K

5K

Sprint

Olympic

Mar 13, 2027

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IRONMAN 70.3 Dallas–Little Elm

Half Ironman

Mar 14, 2027

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2027 Escape the Swamp Triathlon

Super Sprint

Mar 14, 2027

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Desert Endurance: Tucson Triathlon Camp

No items found.

Mar 17, 2027

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Ice Breaker Sprint Tri and 5K

Sprint

5K

Mar 20, 2027

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Spring Fling Duathlon/5k

Sprint

Mar 20, 2027

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The Grand Traverse

No items found.

Mar 28, 2027

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IRONMAN 70.3 Oceanside

Half Ironman

Apr 3, 2027

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IRONMAN 70.3 Texas

Half Ironman

Apr 4, 2027

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Caveman Triathlon

Sprint

Apr 4, 2027

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ICE Breaker Triathlon

Sprint

Apr 10, 2027

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Saint George Triathlon

Sprint

Apr 10, 2027

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Antelope Island Duathlon and Half Marathon

Half Marathon

10K

5K

Sprint

Apr 10, 2027

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2027 Cal Tri Lake Perris

Sprint

Olympic

Apr 11, 2027

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US Triathlon Cross National Championship - ATX Off-Road X-TRI & DU

Olympic

Sprint

Apr 17, 2027

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Millerton Lake Crows Nest Triathlon, 5k & 10k

Sprint

Olympic

10K

5K

Apr 18, 2027

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Ironman

Apr 24, 2027

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XTERRA New Jersey

Marathon

Half Marathon

Olympic

Sprint

10K

Apr 24, 2027

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Grapes of Wrath Triathlon, 5k & 10k

10K

5K

Olympic

Sprint

Apr 25, 2027

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