A Guide to Mountain, Ultra, and Trail Runner Rankings
A breakdown of the different ranking systems for mountain runners, ultrarunners, and trail runners.
Mallory Richard
If at First You Don’t Succeed, Run That 100 Miler Again
The data show that runners improve their 100-mile finishing times when they repeat the same race two or more times.
Yes, Your Trail Running Shoes Cost More These Days
An analysis of how the price of trail shoes has increased over time.
Hotbeds, Hidden Gems, and Underdogs: Ultramarathon Distribution Across the U.S. and Canada
A statistical look at the geographical distribution of ultramarathon races and runners in the United States and Canada.
The Art of Pacing: Patrick Reagan’s Winning Performances at the Javelina Jundred Mile
A statistical analysis of Patrick Reagan’s consistent top performances at the Javelina Jundred Mile and a look at the top picks for this year’s race.
Something for Everyone: How Generous Cutoff Times Contribute to Our Sport’s Diversity
A statistical analysis of the effect more generous race cutoff times have on diversity in ultrarunning, in terms of gender and age.
How to Win UTMB, According to the Data
A statistical analysis of checkpoint data to determine where in the race UTMB is generally won.
How Much Slower Are Hilly Races?
A statistical analysis of finishing times in 50-kilometer races with various amounts of elevation gain.
The Growing Competitiveness of the Western States 100
This deep data dive shows how the Western States 100 is growing more competitive through time.
