Ironman 70.3 Chattanooga

MAY

16

2027

A 70.3-distance IRONMAN triathlon in Chattanooga, Tennessee, featuring a downriver swim in the Tennessee River, a rolling bike course through hills, and a riverfront and park-trail run; scheduled for May 16, 2027.

Sun 16 May 2027

Chattanooga, Tennessee

Website

Ironman 70.3

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IRONMAN 70.3 Chattanooga : event overview

IRONMAN 70.3 Chattanooga is a 70.3-distance triathlon held in Chattanooga, Tennessee, on May 16, 2027. The event takes place along the Tennessee River and uses nearby park trails for part of the run course. The swim is a downriver swim in the Tennessee River. The bike course passes through hilly terrain and is described as rolling. The run follows sections of the riverfront and park trails.

Weather and conditions reported for the event include a high air temperature around 84 °F (29 °C), a low near 63 °F (17 °C), and an average water temperature of about 72 °F (22 °C). The event is organized by IRONMAN and is located in Chattanooga, Tennessee, United States.

The page information highlights community support and local outdoor access around Chattanooga, noting the city’s river and mountain setting. The event is presented as part of the IRONMAN series and appears in the IRONMAN event schedule for the 2027 season. Visit the organization's website for the most recent information.

70 mi

Ironman 70.3