| Year |
Result |
Place |
Venue |
Date |
| 2009 |
50.56 |
15 |
Fayetteville, AR |
Jun 13 |
| 2010 |
51.02 |
22 |
Eugene, OR |
Jun 11 |
| 2011 |
51.06 |
24 |
Eugene, OR |
Jun 25 |
| 2014 |
50.81 |
14 |
Sacramento, CA |
Jun 28 |
| 2015 |
50.68 |
16 |
Eugene, OR |
Jun 26 |
| 2017 |
50.85 |
19 |
Sacramento, CA |
Jun 24 |
| 2018 |
50.08 |
9 |
Des Moines, IA (USA) |
Jun 23 |
| 2021 |
50.38 |
22 |
Eugene, OR (USA) |
Apr 24 |
|
| International |
| None |
| National |
| Year |
Result |
Place |
| 2009 (USA Champ.) |
50.81 |
3 |
| 2011 (USA Champ.) |
51.06 |
4 |
| 2012 (OT & USA Champ.) |
51.52 |
8 |
| 2013 (USA Champ.) |
51.06 |
5 |
| 2014 (USA Champ.) |
50.81 |
4 |
| 2015 (USA Champ.) |
51.48 |
6 |
| 2017 (USA Champ.) |
50.85 |
7 |
| 2018 (USA Champ.) |
50.08 |
2 |
| 2019 (USA Champ.) |
51.28 |
5 |
|
|