Ironman World Championship

Confused by Ironman’s new Kona and 70.3 Worlds qualifying system? Read up before it kicks off July 6.

Athletes share their thoughts on the 2026 one-day Ironman World Championship format in Kona.

A new Ironman 70.3 race in the United States, a T100 age-group world championship, and Alex Yee’s marathon debut - plus more triathlon news from April 2025.

The two-day Ironman World Championship will end after this year. What does that mean for the women's race? We sit down with Ironman CEO Scott DeRue.

"I’ve gone back to my pretty old-school training methods from early on in my career,” Sanders tells Triathlete about his 2025 campaign for a 70.3 World Championship after Oceanside win.

DeRue has had "exciting" conversations with athletes, politicians, and community members about the Ironman World Championships - but where will they lead?

A look at the bikes ridden by the ten fastest cyclists in the men’s pro race at the 2024 Ironman World Championships in Kona, Hawaii.

"Call us masochists, I suppose. But boy, do we love to do hard things."

Members of the triathlon industry spent hours tallying up what bikes, aerobars, components, wheels, and more gear that the fastest men in the world are using at the 2024 Ironman Championship in Kona.

Experience one glorious half-mile of pants-free peacocking along Ali'i Drive through the lens of Triathlete staff photographer Brad Kaminski.

Who will emerge as the major players in this weekend's Ironman World Championship race? Thorsten Radde uses a mix of history, data, and dynamics to predict how things might play out at Kona 2024.

We take a close look at reigning Ironman world champion Sam Laidlow's incredible, custom Canyon Speedmax CFR.

We take a close look at the Factor Hanzo that Rudy Von Berg will be riding at the 2024 Ironman World Championship in Kona.

Our up-to-date breakdown of the top contenders for the podium at this year’s Ironman World Championships professional men’s race in Kona.

Iron War wasn't the only Kona race that had fans on the edge of their seats. These epic Kona battles were thrilling to the very last second.

2,400 athletes, 56 pros, 17 hours, and one epic challenge - these are the numbers behind the men's 2024 Ironman World Championship in Kailua-Kona, Hawaii.

The men's 2024 Ironman World Championship start list is set! Get insight and analysis on how the race is shaping up, plus some stats about the pro field.

We've compiled the qualifiers for the women's 2024 Ironman World Championship start list, with insight and analysis on how the race is shaping up, and some stats about the pro field.

This list includes some of the sport's top names, proving that the brutal conditions of world championship racing can get the best of anyone.

In the 1990s, you could qualify for Kona without ever doing an Ironman. How? We look back at the short-course shortcut to the Ironman World Championship.

With uncertainty surrounding services that transport an athlete's bike and the hassle of traveling with your bike increasing, more and more triathletes are turning to bike rentals. We look at why (and if it’s worth it).

In this exclusive first look at the Ironman World Championship course in Nice, Triathlete shares maps and details on the course for athletes and fans.

Insider information on the Nice course, getting the stamp of approval from legends like Mark Allen, and whether the two-location format is here to stay - the RDs of the World Championship event in Nice tell all.

Through 2026, the men's and women's world championship races will happen on separate days and separate (but slightly familiar) locations.

We sit down with Andrew Messick to get the inside insight on what went wrong in Kona this year, the reasoning behind “half announcements,” why the split world championship location could be a good thing, and more.

Facing local community pressure, Ironman announced that men's field would no longer be racing at the Hawaii Ironman World Championships in Kona in 2023.

Just over 50 miles away from the loud, pumping heart of Ali’i Drive in Kailua-Kona there sits the small historic sugar plantation town of Hawi.

The grueling battle between Dave Scott and Mark Allen at the 1989 Ironman World Championship is one of the most talked-about races of all time. We explain why Iron War still matters.

We mined Ironman finisher data to find out what it takes to qualify for Kona — and what it means for athletes going forward.

The three-time world champion and one of the strong contenders for the IMWC title has announced he will not return to Kona in October.

The Ironman World Championships commits to expanding the two-day format and offering additional spots for female athletes.

We get inside insight into the tactics, the race plan, and the lead pack dynamics (and yes, that final-mile duel) that put Kiwi Braden Currie on the podium at the Ironman World Championship.

All the analysis and on-the-ground takes you missed on the World Championship broadcast.

How did the fields compare at the Ironman World Championship races in St. George versus Kona? We dug deep into the finisher data to find out.

"It was more of an in-between."

St. George took its toll: 11 of the 38 starters in the men's race did not finish.

Let us tell you a tale of the risky unknown and what it looks like to win or lose big bets in St. George.

It's a return to the top step at the Ironman World Champs for Ryf.

At the 2021 Ironman World Championship, the smart racers waited to make their move in the heat and hills.

Wellington tells the story of how she fought her way through a roller coaster of pain and fear to claim a fourth Ironman world title. And pros share their mind-over-matter tips.

Cervélo dominates once again, but this Ironman World Championship bike count was unique, including more than 80 road bikes with drop bars and a field like we’ve never seen before at a world champs.

We've got the who and why on the pros who won't be toeing the line at the Ironman World Championship.

The Norwegian team doctor has cleared Kristian Blummenfelt to race tomorrow, but not Iden, due to a respiratory infection.

Two returning champs, a recently crowned 70.3 world champion, and local favorites. These are just a few of the women who could win.

A unique clash between established vets and future world champions on an unfamiliar (but challenging) course. Who will make their mark in St. George?

Jocelyn McCauley just won Ironman Texas, the same race where she out-split Danila Ryf on the bike in 2019. Could she do it again in St. George this weekend?

Can we really call Daniel Baekkegard a "rising star" if he’s ranked #4 in the PTO World Rankings?

Matt has warmed the hearts of many with his tradition of doing the "Blazeman Roll" across finish lines in honor of mother and others with ALS.

Watch the full press conference as the pros egg each other on.

The new gear, rumors, and predictions from the Ironman World Championship.

CEO Andrew Messick says this October will be an experiment.

There’s plenty of exciting new gear being debuted at Ironman World Championships in St. George this week. Check out what they’re showing at the expo (and even some stuff they’re keeping hidden).

Before Kat Matthews takes on the Sub-8 attempt in June, she’ll tackle a little thing called the Ironman World Championship on a tough St. George course.

The full Ironman distance hasn’t been contested in St. George in a decade, when a pair of Americans earned hard-fought victories on an especially blustery day. 

A great conversation with Mr. Yo-Yo-Yo himself a few days before the big race in St. George.

When he’s not helping his pro cycling team win the Paris-Roubaix or riding the classics, Cam Wurf focuses on his other career as a professional triathlete. What does he expect out of Saturday's race?

The Hoff has had a lot of experience and success racing in St. George.

David McNamee is no stranger to the Ironman World Championship podium. We get his thoughts on Saturday's race in St. George.

Last September, Skye finished 6th here in St George at the 70.3 World Championships. She loves the course is ready for a great day on Saturday.

From a tragic beginning in Vietnam, she’s proving there’s nothing she can’t do—one race at a time.

Sebi is an Ironman World Champion, proud dad, legendary athlete and personality, and always an awesome interview.

We've looked at previous performances, the strength of the field, and weather forecasts to come up with predicted winning times.

Whenever we have six-time Ironman World Champion Mark Allen on the show, we know we're going to get some awesome nuggets of insight and wisdom.

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.

Or so we've heard.

The defending Ironman World Champion sits down with Bob Babbitt to discuss her 2019 race at Kona and what's in store for this weekend in St. George.

The “seasoned veteran” is looking forward to the full test that the race will present on Saturday – tackling the challenging course, conditions, and managing everything the day brings.

The four-time Wildflower Triathlon champion is drawing on her successes and love of tough courses to put together an awesome race here on Saturday.

Kristian made his full distance Ironman debut in 2021 with a world-record 7:21:11 at Ironman Cozumel. How fast can Kristian go here on Saturday?

Heat, cold, wind, rain, hail—sometimes all in the same day. The weather in St. George is the wild card athletes must contend with on race day.

That's a lot.