| # | Name | Position | Height | Weight |
|---|---|---|---|---|
| - | Kyle Amendt | - | 6'5" | 237 |
| 28 | Nolan Arenado | 3B | 6'2" | 215 |
| 1 | Jorge Barrosa | LF | 5'6" | 165 |
| 39 | Corbin Burnes | SP | 6'3" | 245 |
| 7 | Corbin Carroll | RF | 5'10" | 165 |
| 45 | Taylor Clarke | RP | 6'3" | 210 |
| 25 | Adrian Del Castillo | C | 5'9" | 208 |
| 11 | Jose Fernandez | SS | 6'3" | 165 |
| 23 | Zac Gallen | SP | 6'2" | 189 |
| 35 | Aramis Garcia | C | 6'1" | 228 |
| 37 | Kevin Ginkel | RP | 6'4" | 235 |
| 12 | Lourdes Gurriel Jr. | LF | 6'3" | 215 |
| 56 | Andrew Hoffmann | RP | 6'5" | 210 |
| 29 | Merrill Kelly | SP | 6'2" | 202 |
| 10 | Jordan Lawlar | SS | 6'0" | 190 |
| 43 | Jonathan Loaisiga | RP | 5'11" | 195 |
| 31 | Tyler Locklear | 1B | 6'2" | 210 |
| 4 | Ketel Marte | 2B | 6'0" | 210 |
| 63 | Justin Martinez | RP | 6'3" | 180 |
| 8 | James McCann | C | 6'2" | 235 |
| 64 | Cristian Mena | RP | 6'2" | 170 |
| 14 | Gabriel Moreno | C | 5'9" | 195 |
| 62 | Juan Morillo | RP | 6'1" | 150 |
| 19 | Ryne Nelson | SP | 6'3" | 184 |
| 2 | Geraldo Perdomo | SS | 6'2" | 203 |
| 32 | Brandon Pfaadt | SP | 6'4" | 220 |
| 33 | A.J. Puk | RP | 6'7" | 248 |
| 57 | Eduardo Rodriguez | SP | 6'2" | 231 |
| 27 | Andrew Saalfrank | RP | 6'3" | 205 |
| 41 | Carlos Santana | 1B | 5'10" | 210 |
| 38 | Paul Sewald | RP | 6'3" | 219 |
| 34 | Michael Soroka | SP | 6'5" | 250 |
| 13 | Tim Tawa | 2B | 5'11" | 196 |
| 5 | Alek Thomas | CF | 5'9" | 175 |
| 81 | Ryan Thompson | RP | 6'5" | 210 |
| - | Jesus Valdez | 1B | 5'10" | 175 |
| 6 | Ildemaro Vargas | 2B | 5'11" | 202 |
| - | Ryan Waldschmidt | - | 6'0" | 205 |
| 48 | Blake Walston | SP | 6'5" | 175 |