IRONMAN Announces New Performance-Based Age-Group Qualification System for World Championships

Wednesday 02 July 2025

IRONMAN, the global leader in triathlon, today announced a new performance-based age group qualification system for its IRONMAN World Championship® and IRONMAN® 70.3® World Championship events, beginning with the 2026 qualifying cycle. Based on extensive research, testing, and feedback from athletes, the new qualifying system is designed to reward athletes based entirely on how competitive they are relative to their age group and gender.
 
The IRONMAN World Championship and IRONMAN 70.3 World Championship triathlons are the pinnacle events in triathlon and celebrate the most competitive and committed athletes from around the world. Guided by this ambition and our principles of performance-based competition, the age-group qualification system has been redesigned to be entirely performance-based and to reward the most competitive athletes on race day. At each qualifying event, athletes are ranked based on their performance relative to a global age-group standard. The athletes who perform the best on race day compared to this age-group standard, irrespective of age or gender, will rank the highest and earn qualifying slots.
 
How It Works

  • Each qualifying event is allocated a number of age-group qualification slots.
  • For each qualifying event, the winner of each age group (men and women) will automatically earn a qualifying slot; if that slot is not taken, it will roll to the second-place finisher, and then to the third-place finisher if not taken by the second-place finisher. If the automatic qualifying slot for a specific age group is not taken by one of the top three finishers, that slot is allocated to the overall ‘Performance Pool’ of qualifying slots that will then be offered to the next-most competitive athletes at the same event.
  • Once the automatic qualifying slots are allocated to the age-group champions, the finish times of all remaining athletes for that event will be normalized and compared to a benchmark that is created by averaging the top 20% of World Championship finish times over the past 5 editions for each age group (i.e., a global age-group standard for each gender and age group). By comparing each finish time to the age-group standard, we create an age-graded finish time for each athlete.
  • Athletes are then ranked based on their age-graded finish times (i.e., their performance in the race relative to their own age-group standard); the athletes who are most competitive on race day relative to their age-group standard will rank highest.
  • Using this ranking of the most competitive athletes, slots will then be allocated using a ‘first to accept’ roll-down process. This roll-down process will continue until all qualifying slots for the race are allocated.

 
This slot allocation process prioritizes the fastest age-graded times across all athletes and will result in qualifying slots rolling to the next-most deserving athlete, irrespective of their age or gender.
 
“We are excited to unveil our new qualification pathway for the pinnacle events of triathlon, the IRONMAN World Championship and IRONMAN 70.3 World Championship,” said Scott DeRue, Chief Executive Officer for The IRONMAN Group. “These events have grown over the decades to earn their place as the greatest celebration of the most competitive and committed triathletes in the world. As we continue to evolve these world championship events and inspire more triathletes to chase their dreams to compete at the highest level, we wanted to ensure our slot allocation system rewards the most competitive age-group athletes. The new approach achieves this goal by promoting a performance-based standard for all athletes and ensuring slots roll to the most deserving athlete, regardless of their age or gender.”
 
A New Performance-Based System Emerges
IRONMAN worked with one of the premier timing companies, Sportstats, to develop the performance-based qualification approach and global benchmark system. Using extensive timing and finisher data from races around the world, a comprehensive data set was used to develop and test the new slot allocation system and ensure its robustness in a variety of different race settings.
 
As a first step in the creation of the new system, and to set a standard of performance, a benchmark was needed. With athletes around the world seeking to punch their ticket to the IRONMAN World Championship and IRONMAN 70.3 World Championship events, it was only fitting to use the performances of athletes who have completed the past IRONMAN World Championship and IRONMAN 70.3 World Championship events to set the benchmark to compare all future performances against.
 
For the IRONMAN World Championship race, the Kona® Standard was created. It is based on a rolling five-year period of results from the top 20% of finishers for each age group at IRONMAN World Championship events in Kona, Hawai`i. These top 20% finisher times are used to determine a benchmark for each age group by gender. After normalizing the results to account for any outliers, we arrived at a global “Kona Standard” for each age group and gender that can be used to assess the relative performance of athletes at any race around the world (i.e., age-graded finish times). At qualifying events, these age-graded finish times will be rank-ordered, and irrespective of age or gender, the most competitive athletes at any given race will qualify to compete at the IRONMAN World Championship triathlon in Kona, Hawai`i.
 
The IRONMAN 70.3 World Championship race will use the same approach. We created an IRONMAN 70.3 Standard (‘70.3® Standard’) by averaging the top 20% of finishers for each age group from the previous five IRONMAN 70.3 World Championship events. This 70.3 Standard for each age group is the benchmark for assessing the relative performance of athletes (i.e., the age-graded finish times). At each qualifying event, these age-graded finish times will be ranked for women and men separately, as women and men will qualify for their respective day at the annual IRONMAN 70.3 World Championship. As a result, the most competitive male and female athletes relative to their age groups will qualify for the IRONMAN 70.3 World Championship triathlon.
 
Understanding that average finish times change over time, the benchmark standards for both World Championship events will evolve each year based on a rolling five-year average. In addition, we use the top 20% of finish times to set the benchmarks to reduce the potential impact of any single-year outliers.
 
This performance-based system highlights excellence and athletic achievement regardless of the relative size of age group fields or the proportion of men and women racing in any given qualifying race.
 
The IRONMAN 70.3 World Championship qualifying cycle begins on July 6, with the IRONMAN 70.3 Jönköping European Championship triathlon in Sweden and the IRONMAN 70.3 Muskoka triathlon in Huntsville, Ontario, Canada. The IRONMAN World Championship qualifying cycle begins on the weekend of August 16-17 with the IRONMAN Kalmar triathlon in Sweden and the IRONMAN Copenhagen triathlon in Denmark. A full listing of slots for each World Championship qualifying race can be found at www.ironman.com/im-slots and www.ironman.com/im703-slots for IRONMAN and IRONMAN 70.3 Series respectively.
 
Further details on how the age-group qualifying system works can be found on our website.
www.ironman.com/qualification.
 
How We Got Here
We began exploring new approaches in 2019. Due to the pandemic in 2020, these ideas were put on hold as we changed the location and format of the IRONMAN and IRONMAN 70.3 World Championship events to best serve our athletes. Over the past few months, inspired by our return to Kona for the IRONMAN World Championship race and informed by extensive feedback from our athletes, we restarted this work with the goal of creating a qualifying system that is entirely based on performance. In partnership with Sportstats, we considered and tested different approaches. Most importantly, the new system is principled and consistent with our aim to reward the most competitive athletes. In addition, the new system has shown through rigorous testing to be robust across a variety of race settings and regions.
 
“I would like to thank our team for their diligent work on the creation of this new system that puts our athletes first and rewards those who are most competitive relative to their age group. I also want to thank our partner Sportstats for their extensive expertise and support in helping us develop a system we are proud of and believe in,” DeRue continued. “I would also like to thank the many athletes and community members who provided constructive feedback as we ideated on potential approaches. Their feedback was instrumental in helping us develop the new system, and feedback from our community will continue to be critical to our ongoing development of the system. We are deeply committed to listening to our community, learning as we go, and making changes if needed. In this spirit, I am excited to announce the formation of a new Championship Competition Advisory Group. This group will consist of athletes, meet regularly to review the system, and work together to identify opportunities for continuous improvement. We are committed to transparency with regards to the new system and will be open with our community about what we learn on the journey.”
 
The IRONMAN Championship Competition Advisory Group
With the changes to the age-group qualifying system, IRONMAN is also announcing the creation of the IRONMAN Championship Competition Advisory Group. The purpose of this group is to provide a forum for age-group athletes to offer input and feedback on the new qualification system and to help identify any elements of the system that need to be refined as we go forward. This group will meet quarterly to discuss how the qualifying system is performing in real time and across races globally. The Group will include a diverse set of experience levels, qualification backgrounds, age and gender representation, and geographies. The selected members of the Group will be shared at a later date.
 
For more information, please visit www.ironman.com/qualification. To learn more about the IRONMAN and IRONMAN 70.3 brands and global series of events, please visit www.ironman.com.

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