Personal Bests| Event | Result | Venue | Date |
|---|
| 400m ind. | 48.37 | Fayetteville, AR (USA) | 31.01.2015 | | 600m ind. | 1:16.65 | Lincoln, NE (USA) | 06.02.2016 | | 800m | 1:44.77 | New York, NY (USA) | 06.07.2017 | | 800m ind. | 1:46.05 | Fayetteville, AR (USA) | 14.03.2015 | | 1000m ind. | 2:21.89 | New York, NY (USA) | 01.02.2013 | | 1500m | 3:39.02 | Ponzano Veneto (ITA) | 03.07.2015 | | Mile | 4:04.40 | Atlanta, GA (USA) | 21.05.2019 | | 4x400m | 3:12.16 | Manhattan, KS (USA) | 13.05.2012 | | 4x800m | 7:12.36 | Nashville, TN (USA) | 01.06.2019 | | 4x800m ind. | 7:11.84 | Boston, MA (USA) | 25.02.2018 | | Distance Medley | 9:44.45 | Des Moines, IA (USA) | 30.04.2011 | | Distance Medley ind. | 9:32.48 | Fayetteville, AR (USA) | 13.03.2015 |
| Season's Bests| Event | Result | Venue | Date | T-L |
|---|
| 800m | 1:53.46 | Nyayo National Stadium, Nairobi (KEN) | 26.01.2024 | |
|
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2015 | 47.94 | Tempe, AZ (USA) | 11.04.2015 |
| Year | Result | Venue | Date |
|---|
| 2011 | 1:46.06 | Des Moines, IA (USA) | 08.06.2011 | | 2012 | 1:46.20 | Des Moines, IA (USA) | 06.06.2012 | | 2014 | 1:46.14 | Walnut, CA (USA) | 19.04.2014 | | 2015 | 1:45.58 | Eugene, OR (USA) | 10.06.2015 | | 2016 | 1:46.24 | Portland, OR (USA) | 12.06.2016 | | 2017 | 1:44.77 | New York, NY (USA) | 06.07.2017 | | 2018 | 1:46.07 | Nashville, TN (USA) | 02.06.2018 | | 2019 | 1:47.86 | Marietta, GA (USA) | 17.05.2019 | | 2020 | 1:50.30 | Lipscomb Academy, Nashville, TN (USA) | 15.08.2020 | | 2021 | 1:49.32 | Nyayo National Stadium, Nairobi (KEN) | 28.05.2021 | | 2022 | 1:55.09 | Nyayo National Stadium, Nairobi (KEN) | 05.03.2022 | | 2023 | 1:49.7h | Nyayo National Stadium, Nairobi (KEN) | 22.06.2023 | | 2024 | 1:53.46 | Nyayo National Stadium, Nairobi (KEN) | 26.01.2024 |
| Year | Result | Venue | Date |
|---|
| 2011 | 3:50.03 | Walnut, CA (USA) | 15.04.2011 | | 2012 | 3:46.30 | Manhattan, KS (USA) | 12.05.2012 | | 2015 | 3:39.02 | Ponzano Veneto (ITA) | 03.07.2015 | | 2016 | 3:49.06 | Eugene, OR (USA) | 15.04.2016 | | 2017 | 3:48.07 | San Diego, CA (USA) | 24.03.2017 | | 2020 | 3:50.28 | Christian Brothers HS, Memphis, TN (USA) | 22.08.2020 |
| Year | Result | Venue | Date |
|---|
| 2012 | 4:05.91 | Des Moines, IA (USA) | 28.04.2012 | | 2018 | 4:06.50 | Atlanta, GA (USA) | 22.05.2018 | | 2019 | 4:04.40 | Atlanta, GA (USA) | 21.05.2019 |
| Year | Result | Venue | Date |
|---|
| 2017 | 4:11.0h | Bend, OR (USA) | 22.07.2017 |
| Year | Result | Venue | Date |
|---|
| 2012 | 3:12.16 | Manhattan, KS (USA) | 13.05.2012 | | 2015 | 3:14.20 | Ames, IA (USA) | 17.05.2015 |
| Year | Result | Venue | Date |
|---|
| 2015 | 7:32.34 | Des Moines, IA (USA) | 24.04.2015 | | 2019 | 7:12.36 | Nashville, TN (USA) | 01.06.2019 |
| Year | Result | Venue | Date |
|---|
| 2011 | 9:44.45 | Des Moines, IA (USA) | 30.04.2011 | | 2014 | 9:46.07 | Des Moines, IA (USA) | 26.04.2014 | | 2015 | 9:47.84 | Des Moines, IA (USA) | 24.04.2015 |
|
