| Player | Team | 3B |
|---|---|---|
| Trevor Story | Montana | 16 |
| Mike Yastrzemski | Colorado | 13 |
| Kyle Tucker | Ohio | 13 |
| Ildemaro Vargas | Fraser | 13 |
| Trea Turner | South Iowa | 11 |
| Harrison Bader | Brooklyn | 10 |
| Mark Canha | Pea Ridge | 9 |
| Roman Quinn | Boise | 8 |
| Tim Anderson | Dakota | 8 |
| Yoan Moncada | Portland | 8 |
| Clint Frazier | Albuquerque | 8 |
| Starlin Castro | Albuquerque | 8 |
| Garrett Hampson | Montana | 8 |
| Jake Cronenworth | Tacoma | 8 |
| Adam Eaton | Tacoma | 8 |
| Jean Segura | Chicago | 8 |
| Eduardo Escobar | Fraser | 8 |
| Miguel Rojas | Tacoma | 7 |
| Jared Walsh | Southland | 7 |
| Jonathan Schoop | Arizona | 7 |