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| Name: | Pfeifer, Jennifer |
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| Club: | |||
| Residence: | El Dorado, CA | ||
| Year of birth: | 1971 | (Cat. german: W55) | |
| Date of birth: | 01.11.1971 | (Cat. internat.: W50) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 68538 | ||
77 search results (76 Events, 4999.108 km). (More)
| 2019 | 4 Events, 260.934 km (More) | ||||
|---|---|---|---|---|---|
| 10.08.2019 | Cool Moon 50 Mile Endurance Run (USA) | 50mi | |||
| 10:46:00 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 7 | F: 2 | Cat W45: 1 |
| 04.05.2019 | Wild Wild West 50k (USA) | 50km | |||
| 7:28:39 h | Pfeifer, Jennifer | *Broomfield, CO | Overall: 17 | F: 6 | Cat W45: 1 |
| 20.04.2019 | Mokelumne River 50 Mile Trail Run (USA) | 50mi | |||
| 9:19:48 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 7 | F: 2 | Cat W45: 1 |
| 09.03.2019 | Marin Ultra Challenge 50 km Race (USA) | 50km | |||
| 5:46:41 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 77 | F: 20 | Cat W45: 5 |
| 2018 | 3 Events, 150 km (More) | ||||
| 15.12.2018 | Woodside Ramble 50K - Winter (USA) | 50km | |||
| 5:03:29 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 20 | F: 3 | Cat W45: 1 |
| 17.03.2018 | Ruck a Chuck 50K (USA) | 50km | |||
| 5:45:41 h | Pfeifer, Jennifer | *El Dorado | Overall: 32 | F: 4 | Cat W45: 2 |
| 24.02.2018 | Salmon Falls 50 km Race (USA) | 50km | |||
| 4:56:08 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 21 | F: 1 | Cat W45: 1 |
| 2017 | 4 Events, 230.467 km (More) | ||||
| 18.11.2017 | Endurance Challenge - California Trail 50 Mile (USA) | 50mi | |||
| 9:15:32 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 115 | F: 24 | Cat W45: 2 |
| 18.02.2017 | FOURmidable 50K (USA) | 50km | |||
| 5:13:01 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 24 | F: 3 | Cat W45: 1 |
| 07.01.2017 | Avalon Benefit 50 Km Run (USA) | 50km | |||
| 4:36:09 h | Pfeifer, Jennifer | *Boulder, CO | Overall: 4 | F: 2 | Cat W45: 1 |
| 01.01.2017 | Woodside Trail Run 50K (USA) | 50km | |||
| 4:45:45 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 10 | F: 1 | Cat W45: 1 |
| 2016 | 5 Events, 310.934 km (More) | ||||
| 08.10.2016 | Dick Collins Firetrails 50 Mile (USA) | 50mi | |||
| 8:35:33 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 5 | F: 1 | Cat W40: 1 |
| 07.08.2016 | Skyline 50k Endurance Run (USA) | 50km | |||
| 4:46:22 h | Pfeifer, Jennifer | Overall: 20 | F: 1 | Cat W40: 1 | |
| 14.05.2016 | Gold Rush 50k (USA) | 50km | |||
| 4:44:21 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 9 | F: 3 | Cat W40: 1 |
| 09.04.2016 | Lake Sonoma 50 Mile Race (USA) | 50mi | |||
| 8:43:50 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 50 | F: 10 | Cat W40: 3 |
| 06.02.2016 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:56:22 h | Pfeifer, Jennifer | Overall: 10 | F: 2 | Cat W40: 1 | |
| 2015 | 4 Events, 391.401 km (More) | ||||
| 02.05.2015 | The Canyons Endurance 100 Km Run (USA) | 100km | |||
| 14:26:24 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 20 | F: 5 | Cat W40: 3 |
| 11.04.2015 | Lake Sonoma 50 Mile Race (USA) | 50mi | |||
| 8:39:42 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 56 | F: 11 | Cat W40: 2 |
| 31.01.-01.02.2015 | Rocky Raccoon 100 Mile Trail Run - US Championchips (USA) | 100mi | |||
| 17:53:46 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 18 | F: 5 | Cat W40: 2 |
| 31.01.-01.02.2015 | Rocky Raccoon 100 Mile Trail Run (USA) | 100mi | |||
| 17:53:46 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 26 | F: 5 | Cat W40: 2 |
| 11.01.2015 | Crystal Springs 50 km Winter Trail Run (USA) | 50km | |||
| 4:39:51 h | Pfeifer, Jennifer | *Eldorado, CA | Overall: 7 | F: 1 | Cat W40: 1 |
| 2014 | 6 Events, 397.311 km (More) | ||||
| 31.12.2014 | New Years One Day 6 Hour Run (USA) | 6h | |||
| 66.844 km | Pfeifer, Jennifer | *El Dorado, CA | Overall: 4 | F: 1 | Cat W40: 1 |
| 14.12.2014 | Woodside Ramble 50K - Winter (USA) | 50km | |||
| 4:42:20 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 6 | F: 2 | Cat W40: 1 |
| 06.09.2014 | Lost Sierra Endurance Run (USA) | 50km | |||
| 6:24:07 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 10 | F: 3 | Cat W40: 1 |
| 10.05.2014 | Gold Rush 100k (USA) | 100km | |||
| 11:15:48 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 5 | F: 1 | Cat W40: 1 |
| 12.04.2014 | Lake Sonoma 50 Mile Race (USA) | 50mi | |||
| 8:26:12 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 45 | F: 7 | Cat W40: 1 |
| 08.03.2014 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 4:14:13 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 38 | F: 3 | Cat W40: 2 |
| 2013 | 6 Events, 350 km (More) | ||||
| 29.12.2013 | Woodside Trail Run 50K (USA) | 50km | |||
| 4:23:11 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 6 | F: 1 | Cat W40: 1 |
| 12.10.2013 | Skyline to the Sea 50km (USA) | 50km | |||
| 4:28:24 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 5 | F: 1 | Cat W40: 1 |
| 18.08.2013 | Run On The Sly 50 Km (USA) | 50km | |||
| 4:46:12 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 9 | F: 1 | Cat W40: 1 |
| 11.05.2013 | Gold Rush 100k (USA) | 100km | |||
| 10:00:12 h | Pfeifer, Jennifer | Overall: 3 | F: 1 | Cat W40: 1 | |
| 27.04.2013 | Folsom Lake Trail Run - Spring 50K (USA) | 50km | |||
| 4:14:17 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 3 | F: 1 | Cat W40: 1 |
| 09.03.2013 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 4:14:10 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 35 | F: 3 | Cat W40: 1 |
| 2012 | 5 Events, 421.868 km (More) | ||||
| 01.12.2012 | Endurance Challenge - California Trail 50 Mile (USA) | 50mi | |||
| 7:37:24 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 57 | F: 14 | Cat W40: 1 |
| 27.10.2012 | Stinson Beach 50 km (USA) | 50km | |||
| 5:12:00 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 4 | F: 1 | Cat W40: 1 |
| 23.-24.06.2012 | Western States 100 Mile Endurance Run (USA) | 100mi | |||
| 21:31:20 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 68 | F: 15 | Cat W40: 3 |
| 14.04.2012 | Lake Sonoma 50 Mile Race (USA) | 50mi | |||
| 8:25:56 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 30 | F: 6 | Cat W40: 2 |
| 25.02.2012 | Chabot Trail Run (USA) | 50km | |||
| 4:14:30 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 3 | F: 1 | Cat W40: 1 |
| 2011 | 9 Events, 475.528 km (More) | ||||
| 26.11.2011 | Quad Dipsea Trail Run (USA) | 28mi | |||
| 5:19:00 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 37 | F: 5 | Cat W40: 2 |
| 21.08.2011 | Run On The Sly 50 Km (USA) | 50km | |||
| 4:33:22 h | Pfeifer, Jennifer | Overall: 4 | F: 1 | Cat W35: 1 | |
| 04.06.2011 | Auburn Trail Run 50K (USA) | 50km | |||
| 5:17:53 h | Pfeifer, Jennifer | Overall: 3 | F: 1 | Cat W35: 1 | |
| 21.05.2011 | Silver State 50 km (USA) | 50km | |||
| 4:52:04 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 3 | F: 1 | Cat W35: 1 |
| 30.04.2011 | Quicksilver 50 km Endurance Run (USA) | 50km | |||
| 4:56:41 h | Pfeifer, Jennifer | Overall: 13 | F: 2 | Cat W35: 2 | |
| 09.04.2011 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 7:04:09 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 21 | F: 3 | Cat W35: 1 |
| 19.03.2011 | Diablo Trails Challenge (USA) | 50km | |||
| 5:46:05 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 7 | F: 1 | Cat W35: 1 |
| 05.02.2011 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:45:39 h | Pfeifer, Jennifer | Overall: 5 | F: 1 | Cat W35: 1 | |
| 23.01.2011 | Pacifica 50 Km Trail Run - Winter Edition (USA) | 50km | |||
| 4:54:32 h | Pfeifer, Jennifer | *El Dorado, CA | Overall: 3 | F: 1 | Cat W35: 1 |
| 2009 | 4 Events, 230.467 km (More) | ||||
| 10.05.2009 | Redwood Park 50K Trail Run (USA) | 50km | |||
| 4:47:37 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 4 | F: 1 | Cat W35: 1 |
| 04.04.2009 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 7:03:25 h | Pfeifer, Jennifer | Overall: 24 | F: 2 | Cat W35: 1 | |
| 07.02.2009 | Woodside Trail Run 50K (USA) | 50km | |||
| 4:21:44 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 6 | F: 2 | Cat W35: 1 |
| 17.01.2009 | Pacifica 50 Km Trail Run - Winter Edition (USA) | 50km | |||
| 5:05:45 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 6 | F: 1 | Cat W35: 1 |
| 2004 | 5 Events, 471.868 km (More) | ||||
| 26.-27.06.2004 | Western States 100 Mile Endurance Run (USA) | 100mi | |||
| 22:11:13 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 42 | F: 9 | Cat W23: 4 |
| 15.05.2004 | Silver State 50 Miles (USA) | 50mi | |||
| 9:12:40 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 9 | F: 2 | Cat W23: 1 |
| 01.05.2004 | Miwok 100k Trail race (USA) | 100km | |||
| 10:50:17 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 26 | F: 4 | Cat W23: 2 |
| 03.04.2004 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 7:00:13 h | Pfeifer, Jennifer | Overall: 6 | F: 1 | Cat W23: 1 | |
| 13.03.2004 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 4:33:21 h | Pfeifer, Jennifer | Overall: 44 | F: 5 | Cat W23: 4 | |
| 2003 | 5 Events, 280.467 km (More) | ||||
| 19.07.2003 | Tahoe Rim Trail 50km Endurance Runs (USA) | 50km | |||
| 6:03:25 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 15 | F: 4 | Cat W23: 1 |
| 18.05.2003 | Ohlone 50K Wilderness Run (USA) | 50km | |||
| 5:43:45 h | Pfeifer, Jennifer | Overall: 13 | F: 2 | Cat W23: 1 | |
| 17.05.2003 | Silver State 50 km (USA) | 50km | |||
| 6:29:11 h | Pfeifer, Jennifer | *Folsom, CA | Overall: 6 | F: 1 | Cat W23: 1 |
| 05.04.2003 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 6:34:07 h | Pfeifer, Jennifer | Overall: 6 | F: 2 | Cat W23: 1 | |
| 08.02.2003 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:42:55 h | Pfeifer, Jennifer | Overall: 9 | F: 1 | Cat W23: 1 | |
| 2002 | 2 Events, 130.467 km (More) | ||||
| 06.04.2002 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 6:45:12 h | Pfeifer, Jennifer | Overall: 7 | F: 1 | Cat W23: 1 | |
| 09.02.2002 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:42:33 h | Pfeifer, Jennifer | Overall: 6 | F: 1 | Cat W23: 1 | |
| 2001 | 2 Events, 160.934 km (More) | ||||
| 12.05.2001 | Quicksilver 50 Mile Endurance Run (USA) | 50mi | |||
| 8:19:30 h | Pfeifer, Jennifer | Overall: 6 | F: 1 | Cat W23: 1 | |
| 07.04.2001 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 6:49:54 h | Pfeifer, Jennifer | Overall: 8 | F: 1 | Cat W23: 1 | |
| 2000 | 2 Events, 95.061 km (More) | ||||
| 25.11.2000 | Quad Dipsea Trail Run (USA) | 28mi | |||
| 5:21:02 h | Pfeifer, Jennifer | Overall: 39 | F: 2 | Cat W23: 1 | |
| 12.02.2000 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:38:05 h | Pfeifer, Jennifer | Overall: 6 | F: 1 | Cat W23: 1 | |
| 1999 | 4 Events, 280.467 km (More) | ||||
| 10.04.1999 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 6:52:47 h | Pfeifer, Jennifer | Overall: 19 | F: 2 | Cat W23: 1 | |
| 13.03.1999 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 4:19:59 h | Pfeifer, Jennifer | Overall: 29 | F: 3 | Cat W23: 1 | |
| 27.02.1999 | Catalina 100K Trail Run (USA) | 100km | |||
| 10:09:23 h | Pfeifer, Jennifer | Overall: 7 | F: 2 | Cat W23: 1 | |
| 13.02.1999 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:35:06 h | Pfeifer, Jennifer | Overall: 6 | F: 1 | Cat W23: 1 | |
| 1998 | 2 Events, 130.467 km (More) | ||||
| 06.09.1998 | Run On The Sly 50 Mile (USA) | 50mi | |||
| 7:18:15 h | Pfeifer, Jennifer | Overall: 2 | F: 1 | Cat W23: 1 | |
| 01.08.1998 | Skyline 50k Endurance Run (USA) | 50km | |||
| 4:35:16 h | Pfeifer, Jennifer | Overall: 14 | F: 2 | Cat W23: 2 | |
| 1997 | 4 Events, 230.467 km (More) | ||||
| 02.08.1997 | Skyline 50k Endurance Run (USA) | 50km | |||
| 4:25:33 h | Pfeifer, Jennifer | Overall: 15 | F: 1 | Cat W23: 1 | |
| 05.04.1997 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 7:09:28 h | Pfeifer, Jennifer | Overall: 34 | F: 3 | Cat W23: 1 | |
| 15.03.1997 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 4:26:01 h | Pfeifer, Jennifer | Overall: 32 | F: 2 | Cat W23: 1 | |
| 18.01.1997 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:57:36 h | Pfeifer, Jennifer | Overall: 18 | F: 1 | Cat W23: 1 | |
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 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2009 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | |
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| 50km | 3:35:06 |
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3:56:22
(76/14) |
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3:45:39
(44/5) |
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3:42:55
(16/1) |
3:42:33
(17/1) |
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3:38:05
(4/1) |
3:35:06
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3:57:36
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| 6h | 66.844 |
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66.844
(62/2) |
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Comparison table
Comparison of performances in races with multiple participations
| 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2009 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| American River 50 Mile Endurance Run | 8 | 7:04:09 | 7:03:25 | 7:00:13 | 6:34:07 | 6:45:12 | 6:49:54 | 6:52:47 | 7:09:28 | ||||||||||
| Jed Smith Ultra Classic - 50 Km Race | 7 | 3:56:22 | 3:45:39 | 3:42:55 | 3:42:33 | 3:38:05 | 3:35:06 | 3:57:36 | |||||||||||
| Way Too Cool 50K Endurance Run | 5 | 4:14:13 | 4:14:10 | 4:33:21 | 4:19:59 | 4:26:01 | |||||||||||||
| Lake Sonoma 50 Mile Race | 4 | 8:43:50 | 8:39:42 | 8:26:12 | 8:25:56 | ||||||||||||||
| Woodside Trail Run 50K | 3 | 4:45:45 | 4:23:11 | 4:21:44 | |||||||||||||||
| Skyline 50k Endurance Run | 3 | 4:46:22 | 4:35:16 | 4:25:33 | |||||||||||||||
| Run On The Sly 50 Km | 2 | 4:46:12 | 4:33:22 | ||||||||||||||||
| Quad Dipsea Trail Run | 2 | 5:19:00 | 5:21:02 | ||||||||||||||||
| Pacifica 50 Km Trail Run - Winter Edition | 2 | 4:54:32 | 5:05:45 | ||||||||||||||||
| Gold Rush 100k | 2 | 11:15:48 | 10:00:12 | ||||||||||||||||
| Woodside Ramble 50K - Winter | 2 | 5:03:29 | 4:42:20 | ||||||||||||||||
| Silver State 50 km | 2 | 4:52:04 | 6:29:11 | ||||||||||||||||
| Endurance Challenge - California Trail 50 Mile | 2 | 9:15:32 | 7:37:24 | ||||||||||||||||
| Western States 100 Mile Endurance Run | 2 | 21:31:20 | 22:11:13 |