United StatesFixed distance
Boulder Field 100 - 50 km Ultra Run
13 Sep2025
Distance
50km
Finishers
11182 men29 women
Winning time
4:10:41h
Median pace
7.30km/h
Pace distribution
111 finishers · 4.29–11.97 km/h · mean 7.33
Every finisher ran the same 50 km course, so these paces are directly comparable.
Histogram of finisher pace. 111 finishers ranged from 4.29 to 11.97 kilometres per hour, with a mean of 7.33 and a median of 7.30. The busiest band is 7.0 to 7.5 kilometres per hour, with 24 finishers.
Results
Ranks 101–111 of 111
| Rank | Runner | Time | Pace | Cat. | Placing |
|---|---|---|---|---|---|
| 101 | *Boston, MA | 8:43:22h | 5.73 | W23 | 25th F · 9th W23 |
| 102 | *Philadelphia, PA | 8:51:47h | 5.64 | M65 | 77th M · 2nd M65 |
| 103 | *Palmerton, PA | 8:57:12h | 5.58 | M23 | 78th M · 30th M23 |
| 104 | *Telford, PA | 9:25:01h | 5.31 | M65 | 79th M · 3rd M65 |
| 105 | *Haddonfield, NJ | 9:30:09h | 5.26 | M50 | 80th M · 7th M50 |
| 106 | *Myersville, MD | 9:48:01h | 5.10 | W23 | 26th F · 10th W23 |
| 107 | *Lansdale, PA | 9:49:31h | 5.09 | W40 | 27th F · 4th W40 |
| 108 | *Lansdale, PA | 9:49:33h | 5.09 | M40 | 81st M · 8th M40 |
| 109 | *New Philadelphia, PA | 10:05:33h | 4.95 | W60 | 28th F · 1st W60 |
| 110 | *Nanuet, NY | 10:13:33h | 4.89 | M23 | 82nd M · 31st M23 |
| 111 | *Hillsborough, NJ | 11:39:39h | 4.29 | W50 | 29th F · 3rd W50 |
- 101*Boston, MA25th F · 9th W23Time8:43:22hPace5.73Cat.W23
- 102*Philadelphia, PA77th M · 2nd M65Time8:51:47hPace5.64Cat.M65
- 103*Palmerton, PA78th M · 30th M23Time8:57:12hPace5.58Cat.M23
- 104*Telford, PA79th M · 3rd M65Time9:25:01hPace5.31Cat.M65
- 105*Haddonfield, NJ80th M · 7th M50Time9:30:09hPace5.26Cat.M50
- 106*Myersville, MD26th F · 10th W23Time9:48:01hPace5.10Cat.W23
- 107*Lansdale, PA27th F · 4th W40Time9:49:31hPace5.09Cat.W40
- 108*Lansdale, PA81st M · 8th M40Time9:49:33hPace5.09Cat.M40
- 109*New Philadelphia, PA28th F · 1st W60Time10:05:33hPace4.95Cat.W60
- 110*Nanuet, NY82nd M · 31st M23Time10:13:33hPace4.89Cat.M23
- 111*Hillsborough, NJ29th F · 3rd W50Time11:39:39hPace4.29Cat.W50
Showing ranks 101–111 of 111