Become a Member

Get access to more than 30 brands, premium video, exclusive content, events, mapping, and more.

Already have an account? Sign In

Become a Member

Get access to more than 30 brands, premium video, exclusive content, events, mapping, and more.

Already have an account? Sign In



Ironman St. George By the Numbers

3,650 athletes, 114 tons of ice, and 52 jars of petroleum jelly: Here's what it will take to pull off the Ironman World Championship race in St. George.

Heading out the door? Read this article on the new Outside+ app available now on iOS devices for members! Download the app.

While watching the Ironman World Championships in St. George this weekend, most of us will be a little obsessed with the numbers: splits, transition times, average miles per hour, and the ever-shifting place standing of our favorite pros and age-groupers. But why wait until race day? Start obsessing over the data now with our by-the-numbers guide of what it takes to pull off a race of this magnitude.

RELATED: Confused by the 2022 Ironman World Championship Calendar? We Got You

Ironman St. George Weather

.28 inches Average rainfall for May in St. George.

26% St. George average relative humidity in May.

85 degrees F Average high for St. George in May.

108 degrees F Record high for St. George in May.

49 degrees F Average low for St. George in May.

19 degrees F Record low for St. George in May.

13.7 Average wind speed for St. George in May.

RELATED: To Win Ironman St. George, One Must First Beat the Weather

Ironman St. George Course

95 feet Maximum depth of Sand Hollow Reservoir.

62 degrees F Expected water temperature on race morning.

7,374 feet Elevation gain on the bike (including the iconic Snow Canyon climb).

1,413 feet Elevation gain on the run.

29% DNF (did not finish) rate at Ironman St. George 2012, the last time the race was held as a full-distance triathlon.

13:52:55 Average age-group finishing time at Ironman St. George 2012.

Ironman St. George Race Supplies

$750,000 Professional prize purse distributed among the top 15 male and female pros.

456,190 Paper cups to stock aid stations.

52 Jars of petroleum jelly stashed around the course for athlete use.

223 Ice chests stocked with ice for athletes to cool off on the run course – in total, 114 tons of ice will be used on race day.

37,985 Ounces of chicken broth served on the course.

15,827 Energy bars distributed to athletes on race day.

1,796 Bread rolls served at the post-race buffet

190 Radios to facilitate communication between race staff and volunteer captions.

Fax machines to transmit information between race personnel.

RELATED: Ironman St. George Race Director: “We’re Not Trying to Be Kona

Humans of Ironman St. George

3,650 Triathletes racing Ironman St. George.

127 Total countries represented at Ironman World Championship races, 1798-2022.

24 Most recorded Ironman World Championship finishes, set by Fernanda Keller of Brazil.

14 Number of Ironman World Championship appearances by Linsey Corbin, the highest of any pro triathlete racing Ironman St. George this weekend.

5,000 Volunteers supporting efforts up to and on race day.

30,000 Spectators expected to watch the race at St. George.

350 Journalists covering the race.

On-site announcers.

RELATED: Data Dive: 9 Takeaways on Qualifying for the Ironman World Championship

Can’t get enough Ironman World Championship coverage? Bookmark this page for the latest news and insider info from St. George.

Video: 4X World Champion Mirinda Carfrae Makes Her Picks for 70.3 Chattanooga

Carfrae and former pro Patrick Mckeon break down the iconic course in Chattanooga, who looks good for the pro women's race, and their predictions for how the day will play out.