We have listed the top graded performances for each commonly run ultra distance. These rankings are determined by using the Comparative Difficulty Ratios developed by Gary Wang at RealEndurance.com.

Each year a few races attract a large number of elite runners. In this analysis, we have examined the races in which those who received votes for Runner of the Year competed. Giving the runners of the year 40 points, the runners-up 39 points, and so on, we have devised a system for determining which races had the most competitive fields.

The number of total ultra finishers (includes gender breakdown) since 1980. 2016 as of 9/1/2016.

Each year a few races attract a large number of elite runners. In this analysis, we have examined the races in which those who received votes for Runner of the Year competed. Giving the runners of the year 40 points, the runners-up 39 points, and so on, we have devised a system for determining which races had the most competitive fields. (Note that this analysis does not include foreign runners who are not eligible for runner of the year.)

Here are the 50 Mile average times based on age group and gender.

After last weeks chart, we had some requests to look at average finishing times based on age group. Here are the 50k average times based on age group and gender.

A look at the average finishing times for 50k, 50 Mile, 100k and 100 Mile distances across all age groups for 2014.

Race results are obtained from numerous sources, and should be accurate and complete, but inevitably there may be errors. In such cases please let us know. We obtained results from our archive of old ultrarunning magazines dating back to 1981.

Wondering what state represents the most when it comes to finishes at Ultras?

The map below shows the percentage of Ultrarunning finishers as a percentage of a states population.