| Name: | Bosworth, Sam |
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| Club: | |||
| Residence: | Cardiff, CA | ||
| Year of birth: | 1977 | (Cat. german: M45) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M45) | |
| Nationality: | USA ![]() |
United States | |
| RunnerID: | 37028 | ||
58 search results (58 Events, 5602.208 km). (More)
| 2024 | 1 Event, 383.023 km (More) | ||||
|---|---|---|---|---|---|
| 11.-15.10.2024 | Moab 240 Endurance Run (USA) | 238mi | |||
| 4d 13:36:30 h | Bosworth, Sam | *Fort Collins, CO | Overall: 87 | M: 72 | Cat M45: 10 |
| 2023 | 1 Event, 325.087 km (More) | ||||
| 21.-25.07.2023 | Tahoe 200 Mile Endurance Run (USA) | 202mi | |||
| 4d 01:00:52 h | Bosworth, Sam | *Bonney Lake, WA | Overall: 77 | M: 61 | Cat M45: 12 |
| 2022 | 2 Events, 411.991 km (More) | ||||
| 12.-13.08.2022 | Bigfoot 200 Endurance Run (USA) | 206mi | |||
| 4d 05:05:14 h | Bosworth, Sam | *Bonney Lake, WA | Overall: 90 | M: 75 | Cat M40: 21 |
| 16.04.2022 | Orcas Island 50 Miler (USA) | 50mi | |||
| 12:01:59 h | Bosworth, Sam | *Bonney Lake, WA | Overall: 17 | M: 15 | Cat M40: 3 |
| 2021 | 2 Events, 180.467 km (More) | ||||
| 21.08.2021 | Waldo 100K Trail Run (USA) | 100km | |||
| 16:04:57 h | Bosworth, Sam | *Bonney Lake, WA | Overall: 65 | M: 48 | Cat M40: 10 |
| 10.04.2021 | Ancient Lakes 50 Mile Trail Run (USA) | 50mi | |||
| 10:26:02 h | Bosworth, Sam | *Bonney Lake, WA | Overall: 12 | M: 10 | Cat M40: 3 |
| 2020 | 2 Events, 433.023 km (More) | ||||
| 09.-13.10.2020 | Moab 240 Endurance Run (USA) | 238mi | |||
| 4d 08:17:16 h | Bosworth, Sam | *Bonney Lake, WA | Overall: 84 | M: 68 | Cat M40: 13 |
| 18.01.2020 | Capitol Peak MegaFatAss (USA) | 50km | |||
| 6:48:04 h | Bosworth, Sam | *Cardiff, CA | Overall: 67 | M: 51 | Cat M40: 8 |
| 2019 | 5 Events, 391.401 km (More) | ||||
| 28.09.2019 | The Cascade Super 50 Mile Ultra Race (USA) | 50mi | |||
| 7:43:32 h | Bosworth, Sam | Overall: 3 | M: 2 | Cat M40: 1 | |
| 17.08.2019 | Waldo 100K Trail Run (USA) | 100km | |||
| 15:23:27 h | Bosworth, Sam | *Cardiff, CA | Overall: 68 | M: 48 | Cat M40: 10 |
| 27.07.2019 | White River 50 Mile Endurance Run (USA) | 50mi | |||
| 10:19:44 h | Bosworth, Sam | *Cardiff, CA | Overall: 74 | M: 62 | Cat M40: 8 |
| 29.03.2019 | Badger Mountain 50 Mile Challenge (USA) | 50mi | |||
| 8:52:53 h | Bosworth, Sam | *Cardiff, CA | Overall: 20 | M: 15 | Cat M40: 3 |
| 19.01.2019 | Capitol Peak MegaFatAss (USA) | 50km | |||
| 6:12:33 h | Bosworth, Sam | *Cardiff, CA | Overall: 64 | M: 52 | Cat M40: 8 |
| 2018 | 2 Events, 130.467 km (More) | ||||
| 28.04.2018 | Capitol Peak 50 Miler (USA) | 50mi | |||
| 9:29:02 h | Bosworth, Sam | *Cardiff, CA | Overall: 17 | M: 15 | Cat M40: 3 |
| 20.01.2018 | Capitol Peak MegaFatAss (USA) | 50km | |||
| 5:59:29 h | Bosworth, Sam | *Cardiff, CA | Overall: 25 | M: 20 | Cat M40: 4 |
| 2017 | 4 Events, 260.934 km (More) | ||||
| 14.10.2017 | Fort Steilacoom Trail Run 50 Km (USA) | 50km | |||
| 4:03:18 h | Bosworth, Sam | *Bonney Lake, WA | Overall: 1 | M: 1 | Cat M35: 1 |
| 09.09.2017 | Backcountry Rise 50 km Race (USA) | 50km | |||
| 6:29:04 h | Bosworth, Sam | *Cardiff, CA | Overall: 7 | M: 6 | Cat M35: 3 |
| 05.08.2017 | White River 50 Mile Trail Run (USA) | 50mi | |||
| 10:13:22 h | Bosworth, Sam | *Cardiff, CA | Overall: 55 | M: 46 | Cat M35: 5 |
| 13.05.2017 | PCT 50 Mile Trail Run (USA) | 50mi | |||
| 9:04:13 h | Bosworth, Sam | *Cardiff, CA | Overall: 9 | M: 8 | Cat M35: 4 |
| 2016 | 3 Events, 183.575 km (More) | ||||
| 15.10.2016 | Twin Peaks 50K (USA) | 50km | |||
| 5:43:41 h | Bosworth, Sam | *Encinitas, CA | Overall: 1 | M: 1 | Cat M35: 1 |
| 12.06.2016 | Holcomb Valley 33 Mile (USA) | 33mi | |||
| 5:04:06 h | Bosworth, Sam | *Cardiff, CA | Overall: 4 | M: 4 | Cat M35: 1 |
| 09.01.2016 | Avalon Benefit 50-Mile Run (USA) | 50mi | |||
| 7:34:34 h | Bosworth, Sam | *Cardiff, CA | Overall: 5 | M: 5 | Cat M35: 1 |
| 2015 | 1 Event, 80.467 km (More) | ||||
| 21.03.2015 | Old Goat's 50 Mile Trail Race (USA) | 50mi | |||
| 9:48:34 h | Bosworth, Sam | *Encinitas, CA | Overall: 8 | M: 8 | Cat M35: 4 |
| 2014 | 3 Events, 291.401 km (More) | ||||
| 02.-03.08.2014 | Angeles Crest 100 Mile (USA) | 100mi | |||
| 26:35:05 h | Bosworth, Sam | *Cardiff, CA | Overall: 31 | M: 27 | Cat M35: 7 |
| 10.05.2014 | PCT 50 Mile Trail Run (USA) | 50mi | |||
| 8:17:13 h | Bosworth, Sam | *Encinitas, CA | Overall: 6 | M: 5 | Cat M35: 1 |
| 15.03.2014 | Old West Trails 50km Race (USA) | 50km | |||
| 4:03:35 h | Bosworth, Sam | *Encinitas, CA | Overall: 2 | M: 2 | Cat M35: 1 |
| 2013 | 3 Events, 291.401 km (More) | ||||
| 21.-22.09.2013 | Kodiak 100 Mile Ultramarathon (USA) | 100mi | |||
| 32:15:52 h | Bosworth, Sam | *Encinitas, CA | Overall: 11 | M: 9 | Cat M35: 2 |
| 11.05.2013 | PCT 50 Mile Trail Run (USA) | 50mi | |||
| 9:43:32 h | Bosworth, Sam | *Encinitas, CA | Overall: 18 | M: 16 | Cat M35: 5 |
| 02.02.2013 | Ray Miller 50 km Trail Race (USA) | 50km | |||
| 6:31:13 h | Bosworth, Sam | Overall: 61 | M: 44 | Cat M35: 10 | |
| 2012 | 6 Events, 521.868 km (More) | ||||
| 17.-18.11.2012 | The Chimera 100 Mile Mountain Race (USA) | 100mi | |||
| 25:12:28 h | Bosworth, Sam | *Encinitas, CA | Overall: 21 | M: 19 | Cat M23: 8 |
| 12.10.2012 | Cuyamaca 100 km Endurance Run (USA) | 100km | |||
| 14:29:57 h | Bosworth, Sam | *Encinitas, CA | Overall: 44 | M: 35 | Cat M23: 10 |
| 07.07.2012 | Harding Hustle 50K (USA) | 50km | |||
| 6:28:09 h | Bosworth, Sam | *Encinitas, CA | Overall: 18 | M: 13 | Cat M23: 1 |
| 26.05.2012 | Nanny Goat 12 Hour Race (USA) | 12h | |||
| 80.467 km | Bosworth, Sam | *Encinitas, CA | Overall: 19 | M: 14 | Cat M23: 3 |
| 25.02.2012 | Ray Miller 50 km Trail Race (USA) | 50km | |||
| 5:44:19 h | Bosworth, Sam | *CA | Overall: 20 | M: 15 | Cat M23: 8 |
| 14.01.2012 | Avalon Benefit 50-Mile Run (USA) | 50mi | |||
| 7:19:59 h | Bosworth, Sam | *Cardiff, CA | Overall: 5 | M: 4 | Cat M23: 2 |
| 2011 | 5 Events, 360.934 km (More) | ||||
| 03.12.2011 | Endurance Challenge - California Trail 50 km (USA) | 50km | |||
| 5:43:01 h | Bosworth, Sam | *Cardiff, CA | Overall: 45 | M: 37 | Cat M23: 11 |
| 19.-20.11.2011 | The Chimera 100 km Mountain Race (USA) | 100km | |||
| 18:52:35 h | Bosworth, Sam | *Encinitas, CA | Overall: 33 | M: 27 | Cat M23: 9 |
| 14.05.2011 | PCT 50 Mile Trail Run (USA) | 50mi | |||
| 10:36:00 h | Bosworth, Sam | *Leucadia, CA | Overall: 42 | M: 33 | Cat M23: 11 |
| 05.03.2011 | San Juan Trail 50 Km (USA) | 50km | |||
| 5:35:04 h | Bosworth, Sam | Overall: 7 | M: 6 | Cat M23: 2 | |
| 15.01.2011 | Avalon Benefit 50-Mile Run (USA) | 50mi | |||
| 8:32:43 h | Bosworth, Sam | *Cardiff, CA | Overall: 21 | M: 18 | Cat M23: 3 |
| 2010 | 4 Events, 360.934 km (More) | ||||
| 20.11.2010 | Los Pinos 50K (USA) | 50km | |||
| 7:15:16 h | Bosworth, Sam | *Cardiff, CA | Overall: 15 | M: 12 | Cat M23: 5 |
| 12.-13.06.2010 | San Diego 100 Mile Endurance Run (USA) | 100mi | |||
| 27:26:58 h | Bosworth, Sam | *Cardiff, CA | Overall: 55 | M: 38 | Cat M23: 11 |
| 01.05.2010 | Miwok 100k Trail race (USA) | 100km | |||
| 12:47:45 h | Bosworth, Sam | *Cardiff, CA | Overall: 129 | M: 98 | Cat M23: 24 |
| 27.03.2010 | Old Goat's 50 km Trail Race (USA) | 50km | |||
| 6:41:30 h | Bosworth, Sam | *Cardiff, CA | Overall: 2 | M: 2 | Cat M23: 1 |
| 2009 | 4 Events, 231.966 km (More) | ||||
| 18.-19.07.2009 | Tahoe Rim Trail 50M Endurance Runs (USA) | 50mi | |||
| 14:10:40 h | Bosworth, Sam | *Cardiff, CA | Overall: 78 | M: 53 | Cat M23: 11 |
| 23.05.2009 | Nanny Goat 12 Hour Race (USA) | 12h | |||
| 51.499 km | Bosworth, Sam | *Cardiff, CA | Overall: 21 | M: 14 | Cat M23: 4 |
| 28.03.2009 | Old Goat's 50 km Trail Race (USA) | 50km | |||
| 7:35:26 h | Bosworth, Sam | *Cardiff, CA | Overall: 2 | M: 1 | Cat M23: 1 |
| 14.03.2009 | San Juan Trail 50 Km (USA) | 50km | |||
| 6:43:38 h | Bosworth, Sam | Overall: 43 | M: 31 | Cat M23: 9 | |
| 2008 | 2 Events, 130.467 km (More) | ||||
| 05.04.2008 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 8:38:04 h | Bosworth, Sam | *Cardiff, CA | Overall: 93 | M: 82 | Cat M23: 23 |
| 20.01.2008 | Calico Trail Run 50 km (USA) | 50km | |||
| 5:45:16 h | Bosworth, Sam | *Cardiff, CA | Overall: 42 | M: 34 | Cat M23: 10 |
| 2007 | 7 Events, 552.335 km (More) | ||||
| 22.-23.09.2007 | Rio Del Lago 100 Mile (USA) | 100mi | |||
| 28:17:42 h | Bosworth, Sam | *Cardiff, CA | Overall: 43 | M: 30 | Cat M23: 4 |
| 25.08.2007 | Bulldog 50k Ultra Run (USA) | 50km | |||
| 6:35:45 h | Bosworth, Sam | Overall: 111 | M: 87 | Cat M23: 27 | |
| 12.05.2007 | PCT 50 Mile Trail Run (USA) | 50mi | |||
| 11:23:00 h | Bosworth, Sam | Overall: 48 | M: 44 | Cat M23: 15 | |
| 21.04.2007 | Leona Divide 50 Mile Run (USA) | 50mi | |||
| 10:44:50 h | Bosworth, Sam | Overall: 82 | M: 69 | Cat M23: 13 | |
| 14.04.2007 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 9:50:03 h | Bosworth, Sam | *Cardiff, CA | Overall: 225 | M: 180 | Cat M23: 32 |
| 31.03.2007 | Lake Hodges Trail Fest 50K (USA) | 50km | |||
| 5:33:11 h | Bosworth, Sam | Overall: 49 | M: 38 | Cat M23: 15 | |
| 14.01.2007 | Calico Trail Run 50 km (USA) | 50km | |||
| 5:28:47 h | Bosworth, Sam | *Cardiff, CA | Overall: 18 | M: 17 | Cat M23: 4 |
| 2006 | 1 Event, 80.467 km (More) | ||||
| 04.11.2006 | Helen Klein Ultra Classic 50mi (USA) | 50mi | |||
| 9:53:09 h | Bosworth, Sam | *Cardiff, CA | Overall: 81 | M: 67 | Cat M23: 15 |
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 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | |
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| 50mi | 9:53:09 |
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9:53:09
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Comparison table
Comparison of performances in races with multiple participations
| 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PCT 50 Mile Trail Run | 5 | 9:04:13 | 8:17:13 | 9:43:32 | 10:36:00 | 11:23:00 | ||||||||||||||
| Capitol Peak MegaFatAss | 3 | 6:48:04 | 6:12:33 | 5:59:29 | ||||||||||||||||
| Avalon Benefit 50-Mile Run | 3 | 7:34:34 | 7:19:59 | 8:32:43 | ||||||||||||||||
| Moab 240 Endurance Run | 2 | 109:36:30 | 104:17:16 | |||||||||||||||||
| San Juan Trail 50 Km | 2 | 5:35:04 | 6:43:38 | |||||||||||||||||
| Ray Miller 50 km Trail Race | 2 | 6:31:13 | 5:44:19 | |||||||||||||||||
| American River 50 Mile Endurance Run | 2 | 8:38:04 | 9:50:03 | |||||||||||||||||
| Old Goat's 50 km Trail Race | 2 | 6:41:30 | 7:35:26 | |||||||||||||||||
| Nanny Goat 12 Hour Race | 2 | 80.467 | 51.499 | |||||||||||||||||
| Calico Trail Run 50 km | 2 | 5:45:16 | 5:28:47 | |||||||||||||||||
| White River 50 Mile Trail Run | 2 | 10:19:44 | 10:13:22 | |||||||||||||||||
| Waldo 100K Trail Run | 2 | 16:04:57 | 15:23:27 |





