David Nielsen (M 50)
| Race | Date | Distance | Result | Overall | Gender | |
|---|---|---|---|---|---|---|
| 2011 | ||||||
| Squaw Peak 50 Mile Trail Run (UT) | 06/04/11 | 50 Miles | 11:08:40 | 31 | 29 | |
| 2009 | ||||||
| Squaw Peak 50 Mile Trail Run (UT) | 06/06/09 | 50 Miles | 12:29:46 | 100 | 89 | |
| 2008 | ||||||
| Wasatch Front (UT) | 09/06/08 | 100 Miles | 29:49:32 | 47 | 44 | |
| Squaw Peak 50 Mile Trail Run (UT) | 06/07/08 | 50 Miles | 11:57:09 | 33 | 31 | |
| 2006 | ||||||
| Squaw Peak 50 Mile Trail Run (UT) | 06/03/06 | 50 Miles | 12:15:14 | 64 | 54 | |
David Nielsen (M 31)
| Race | Date | Distance | Result | Overall | Gender | |
|---|---|---|---|---|---|---|
| 2020 | ||||||
| Cold Mountain 50k and 25k (NC) | 03/07/20 | 50 KM | 5:14:58 | 12 | 8 | |
| 2019 | ||||||
| Looking Glass 50 Miler (NC) | 11/16/19 | 50 Miles | 10:14:33 | 15 | 12 | |
| 2016 | ||||||
| Leatherwood Ultras (NC) | 04/23/16 | 50 KM | 6:26:48 | 9 | 7 | |
David Nielsen (M 37)
| Race | Date | Distance | Result | Overall | Gender | |
|---|---|---|---|---|---|---|
| 2021 | ||||||
| Tarawera Ultras | 02/06/21 | 100 KM | 10:24:45 | 9 | 7 | |
| 2017 | ||||||
| Bryce Canyon (UT) | 06/17/17 | 50 KM | 8:21:28 | 64 | 41 | |
David Nielsen (M 62)
| Race | Date | Distance | Result | Overall | Gender | |
|---|---|---|---|---|---|---|
| 2010 | ||||||
| Bighorn (WY) | 06/18/10 | 50 KM | 9:42:11 | 144 | 74 | |
David Nielsen (M )
| Race | Date | Distance | Result | Overall | Gender | |
|---|---|---|---|---|---|---|
| 2018 | ||||||
| Tarawera Ultras | 02/10/18 | 100 KM | 17:14:31 | 227 | 174 | |
| 2008 | ||||||
| Millcreek (UT) | 07/18/08 | 50 KM | 8:41:00 | 13 | 13 | |
