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| Name: | Jewell, Jack |
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| Club: | |||
| Residence: | Boulder, CO | ||
| Year of birth: | 1954 | (Cat. german: M70) | |
| Date of birth: | 07.01.1954 | (Cat. internat.: M70) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 47028 | ||
40 search results (39 Events, 3870.163 km). (More)
| 2025 | 2 Events, 100 km (More) | ||||
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| 07.06.2025 | Orcas Island 50k (USA) | 50km | |||
| 12:11:28 h | Jewell, Jack | Overall: 115 | M: 68 | Cat M70: 1 | |
| 01.03.2025 | Monument Valley 50 Km Race (USA) | 50km | |||
| 9:52:19 h | Jewell, Jack | *Boulder, CO | Overall: 83 | M: 54 | Cat M70: 1 |
| 2024 | 1 Event, 50 km (More) | ||||
| 26.10.2024 | Canyonlands 50 km Race (USA) | 50km | |||
| 8:24:39 h | Jewell, Jack | *Boulder, CO | Overall: 69 | M: 46 | Cat M70: 2 |
| 2023 | 1 Event, 50 km (More) | ||||
| 15.04.2023 | Desert Rats Trail Running Festival 50 Km (USA) | 50km | |||
| 8:47:04 h | Jewell, Jack | *Boulder, CO | Overall: 281 | M: 182 | Cat M65: 1 |
| 2019 | 3 Events, 185.467 km (More) | ||||
| 14.09.2019 | Run Rabbit Run 50 Mile Endurance Run (USA) | 50mi | |||
| 15:45:28 h | Jewell, Jack | *Boulder, CO | Overall: 144 | M: 87 | Cat M65: 2 |
| 03.08.2019 | Silverton Ultra Dirty - 55K (USA) | 55km | |||
| 13:50:12 h | Jewell, Jack | *Boulder, CO | Overall: 99 | M: 61 | Cat M65: 1 |
| 02.03.2019 | Monument Valley 50 Km Race (USA) | 50km | |||
| 10:43:02 h | Jewell, Jack | *Boulder, CO | Overall: 93 | M: 53 | Cat M65: 3 |
| 2017 | 1 Event, 80.467 km (More) | ||||
| 25.03.2017 | Monument Valley 50 Mile Race (USA) | 50mi | |||
| 13:35:04 h | Jewell, Jack | *Boulder, CO | Overall: 162 | M: 103 | Cat M60: 1 |
| 2016 | 1 Event, 50 km (More) | ||||
| 09.07.2016 | Capitol Reef 50K (USA) | 50km | |||
| 10:11:45 h | Jewell, Jack | *Boulder, CO | Overall: 41 | M: 29 | Cat M60: 4 |
| 2015 | 1 Event, 50 km (More) | ||||
| 29.03.2015 | Gorge Waterfalls 50k (USA) | 50km | |||
| 7:48:24 h | Jewell, Jack | *Boulder, CO | Overall: 225 | M: 139 | Cat M60: 3 |
| 2014 | 4 Events, 260.934 km (More) | ||||
| 07.06.2014 | Shadow of the Giants 50K (USA) | 50km | |||
| 6:43:51 h | Jewell, Jack | Overall: 93 | M: 65 | Cat M60: 5 | |
| 10.05.2014 | Quad Rock 50 Mile (USA) | 50mi | |||
| 13:18:15 h | Jewell, Jack | *Boulder, CO | Overall: 114 | M: 91 | Cat M60: 1 |
| 12.04.2014 | Lake Sonoma 50 Mile Race (USA) | 50mi | |||
| 12:42:24 h | Jewell, Jack | *Boulder, CO | Overall: 274 | M: 198 | Cat M60: 10 |
| 15.03.2014 | Monument Valley 50 Km Race (USA) | 50km | |||
| 8:35:21 h | Jewell, Jack | *Boulder, CO | Overall: 15 | M: 12 | Cat M60: 1 |
| 2013 | 1 Event, 160.934 km (More) | ||||
| 31.05.-01.06.2013 | Bryce 100 Mile Trail Run (USA) | 100mi | |||
| 33:42:33 h | Jewell, Jack | *Boulder, CO | Overall: 87 | M: 78 | Cat M55: 6 |
| 2012 | 3 Events, 267 km (More) | ||||
| 18.-20.05.2012 | Ultra-Trail Mount Fuji (UTMF) (JPN) | 156km | |||
| 42:25:05 h | Jewell, Jack | Overall: 364 | M: 340 | Cat M55: 9 | |
| 07.04.2012 | Two Oceans Marathon (RSA) | 56km | |||
| 6:10:17 h | Jewell, Jack | Overall: 5021 | M: 3950 | Cat M55: 202 | |
| 07.04.2012 | Two Oceans Marathon - 50km Split (RSA) | 50km | |||
| 5:32:14 h | Jewell, Jack | Overall: 5208 | M: 4105 | Cat M55: 221 | |
| 18.02.2012 | Moab Red Hot 55k (USA) | 55km | |||
| 6:55:06 h | Jewell, Jack | *Boulder, CO | Overall: 134 | M: 92 | Cat M55: 2 |
| 2011 | 2 Events, 241.401 km (More) | ||||
| 18.06.2011 | San Juan Solstice 50 Mile Run (USA) | 50mi | |||
| 15:20:17 h | Jewell, Jack | *Boulder, CO | Overall: 139 | M: 112 | Cat M55: 5 |
| 29.04.-01.05.2011 | Santa Barbara 100 Mile Endurance Race (USA) | 100mi | |||
| 28:23:00 h | Jewell, Jack | *Boulder, CO | Overall: 10 | M: 9 | Cat M55: 2 |
| 2010 | 2 Events, 153.373 km (More) | ||||
| 30.05.2010 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 11:10:02 h | Jewell, Jack | Overall: 9780 | M: 7914 | Cat M55: 376 | |
| 01.05.2010 | Strolling Jim 40 Mile (USA) | 40mi | |||
| 7:59:29 h | Jewell, Jack | *Boulder, CO | Overall: 68 | M: 52 | Cat M55: 6 |
| 2009 | 4 Events, 391.401 km (More) | ||||
| 29.-30.08.2009 | Cascade Crest Classic 100 Mile (USA) | 100mi | |||
| 29:08:23 h | Jewell, Jack | *Boulder, CO | Overall: 71 | M: 61 | Cat M55: 5 |
| 20.06.2009 | San Juan Solstice 50 Mile Run (USA) | 50mi | |||
| 15:19:39 h | Jewell, Jack | *Boulder, CO | Overall: 100 | M: 78 | Cat M55: 7 |
| 06.06.2009 | Golden Gate Dirty 30 (USA) | 50km | |||
| 8:45:42 h | Jewell, Jack | Overall: 48 | M: 29 | Cat M55: 1 | |
| 02.05.2009 | Miwok 100k Trail race (USA) | 100km | |||
| 15:21:20 h | Jewell, Jack | *Boulder, CO | Overall: 227 | M: 166 | Cat M55: 12 |
| 2008 | 2 Events, 321.868 km (More) | ||||
| 06.-07.09.2008 | Wasatch Front 100 Mile (USA) | 100mi | |||
| 33:37:47 h | Jewell, Jack | *Boulder, CO | Overall: 115 | M: 99 | Cat M50: 12 |
| 11.-13.07.2008 | Hardrock Hundred Endurance Run (USA) | 100mi | |||
| 46:27:36 h | Jewell, Jack | *CO | Overall: 87 | M: 78 | Cat M50: 9 |
| 2007 | 3 Events, 544.934 km (More) | ||||
| 24.-26.08.2007 | Ultra Trail Tour du Mont Blanc (UTMB) (FRA) | 163km | |||
| 41:18:37 h | Jewell, Jack | *Boulder, CO | Overall: 917 | M: 870 | Cat M50: 88 |
| 23.-24.06.2007 | Western States 100 Mile Endurance Run (USA) | 100mi | |||
| 26:27:04 h | Jewell, Jack | *Boulder, CO | Overall: 137 | M: 114 | Cat M50: 17 |
| 25.-31.03.2007 | Marathon des Sables (MAR) | 221km/6stages | |||
| 45:20:08 h | Jewell, Jack | *Boulder, CO | Overall: 462 | M: 417 | Cat M50: 44 |
| 2006 | 1 Event, 160.934 km (More) | ||||
| 13.-14.05.2006 | Massanutten Mountain Trails 100 Mile (USA) | 100mi | |||
| 34:43:55 h | Jewell, Jack | *Boulder, CO | Overall: 97 | M: 83 | Cat M50: 7 |
| 2005 | 2 Events, 321.868 km (More) | ||||
| 20.-21.08.2005 | Leadville Trail 100 Mile (USA) | 100mi | |||
| 29:14:09 h | Jewell, Jack | *Boulder, CO | Overall: 160 | M: 132 | Cat M50: 16 |
| 07.-08.05.2005 | Massanutten Mountain Trails 100 Mile (USA) | 100mi | |||
| 32:47:32 h | Jewell, Jack | *Boulder, CO | Overall: 68 | M: 64 | Cat M50: 15 |
| 2004 | 3 Events, 310.924 km (More) | ||||
| 21.-22.08.2004 | Leadville Trail 100 Mile (USA) | 100mi | |||
| 29:18:25 h | Jewell, Jack | *Boulder, CO | Overall: 138 | M: 118 | Cat M50: 15 |
| 15.-16.05.2004 | Boulder 24 Hours (USA) | 24h | |||
| 69.523 km | Jewell, Jack | Overall: 18 | M: 13 | Cat M50: 1 | |
| 17.04.2004 | Desert Rats Trail Running Festival 50 Miles (USA) | 50mi | |||
| 12:28:51 h | Jewell, Jack | Overall: 31 | M: 23 | Cat M50: 2 | |
| 2003 | 1 Event, 84.329 km (More) | ||||
| 25.05.2003 | Rocky Mountain Double Marathon (USA) | 52.4mi | |||
| 11:18:00 h | Jewell, Jack | Overall: 13 | M: 9 | Cat M45: 2 | |
| 2000 | 1 Event, 84.329 km (More) | ||||
| 28.05.2000 | Rocky Mountain Double Marathon (USA) | 52.4mi | |||
| 14:14:40 h | Jewell, Jack | *Westminster, CO | Overall: 17 | M: 11 | Cat M45: 2 |
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 | 2024 | 2023 | 2019 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2000 | |
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| 50km | 5:32:14 |
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5:32:14
(9279/613) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2019 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2000 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monument Valley 50 Km Race | 3 | 9:52:19 | 10:43:02 | 8:35:21 | |||||||||||||||||
| San Juan Solstice 50 Mile Run | 2 | 15:20:17 | 15:19:39 | ||||||||||||||||||
| Rocky Mountain Double Marathon | 2 | 11:18:00 | 14:14:40 | ||||||||||||||||||
| Leadville Trail 100 Mile | 2 | 29:14:09 | 29:18:25 | ||||||||||||||||||
| Massanutten Mountain Trails 100 Mile | 2 | 34:43:55 | 32:47:32 |