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| Name: | Kaufman-Osborn, Jacob |
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| Residence: | Boulder, CO | ||
| Year of birth: | 1982 | (Cat. german: M40) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M40) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 793056 | ||
6 search results (6 Events, 390.934 km). (More)
| 2025 | 2 Events, 145.467 km (More) | ||||
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| 30.08.2025 | Grand Traverse Mountain Run (USA) | 65km | |||
| 10:21:53 h | Kaufman-Osborn, Jacob | *Boulder, CO | Overall: 136 | M: 95 | Cat M40: 14 |
| 12.07.2025 | Leadville Silver Rush 50 Mile Run (USA) | 50mi | |||
| 12:05:18 h | Kaufman-Osborn, Jacob | *Boulder, CO | Overall: 343 | M: 264 | Cat M40: 36 |
| 2022 | 1 Event, 80.467 km (More) | ||||
| 09.07.2022 | Leadville Silver Rush 50 Mile Run (USA) | 50mi | |||
| 11:20:35 h | Kaufman-Osborn, Jacob | *Boulder, CO | Overall: 217 | M: 171 | Cat M35: 41 |
| 2016 | 3 Events, 165 km (More) | ||||
| 03.09.2016 | Grand Traverse Mountain Run (USA) | 65km | |||
| 10:30:46 h | Kaufman-Osborn, Jacob | *Boulder, CO | Overall: 56 | M: 34 | Cat M23: 12 |
| 04.06.2016 | Golden Gate Dirty 30 (USA) | 50km | |||
| 8:20:26 h | Kaufman-Osborn, Jacob | *Boulder, CO | Overall: 223 | M: 156 | Cat M23: 77 |
| 16.04.2016 | Desert Rats Trail Running Festival 50 Km (USA) | 50km | |||
| 5:54:55 h | Kaufman-Osborn, Jacob | Overall: 23 | M: 19 | Cat M23: 4 | |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2025 | 2022 | 2016 |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2022 | 2016 | ||
|---|---|---|---|---|
| Grand Traverse Mountain Run | 2 | 10:21:53 | 10:30:46 | |
| Leadville Silver Rush 50 Mile Run | 2 | 12:05:18 | 11:20:35 |