Ironman 70.3 Chattanooga

MAY
17
2026
Experience the Scenic City at IRONMAN 70.3 Chattanooga featuring a fast downriver swim in the Tennessee River and rolling hills. This event offers professional support and serves as a World Championship qualifier for all levels.
Sun 17 May 2026
Swim Run Bike

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IRONMAN 70.3 Chattanooga

IRONMAN 70.3 Chattanooga takes place in Chattanooga, Tennessee, a location often referred to as the Scenic City. The event is situated between mountains and the river, utilizing the city's natural landscape for its multi-sport course. This race serves as a qualifier for the IRONMAN 70.3 World Championship.

The competition consists of a point-to-point swim, a bike leg, and a run. The swim is conducted in the Tennessee River and is known for being a fast, downriver course. Following the swim, the bike portion features a rolling terrain that travels through the surrounding hills. The final stage is a run that also features a rolling profile, guided through riverfront areas and park trails.

The environment typically experiences high air temperatures of approximately 80 °F (27 °C) and low air temperatures around 64 °F (18 °C). The average water temperature in the Tennessee River during the event period is 73 °F (23 °C).

The event supports a variety of participant options:

  • Individual entry
  • Relay teams
  • IRONKIDS races

The venue is recognized as a central hub for outdoor adventure, offering a dedicated race village and local TriClub community support. Participants have access to an event schedule, athlete guide, and on-site volunteer support throughout the race week. Visit the organization's website for the most recent information.

Half Marathon
Run
Swim
Bike

Events nearby

The Trinooga Spring Edition is a multi-sport weekend in Chattanooga. Athletes can choose from a swim, a run, and a bike ride on the 70.3 course over three days. It's organized by the local tri club, with registration open to all.
Experience the 44th annual Chattanooga Waterfront Triathlon featuring a downstream swim in the Tennessee River and a scenic route along the city Riverwalk. Choose from Sprint, Olympic, or relay distances in this classic Tennessee race.
Experience a fast downriver swim and a rolling scenic course through Tennessee at IRONMAN Chattanooga. This legendary event offers a vibrant downtown run and serves as a 2027 IRONMAN World Championship qualifier.