Preseason All-State Showcase (Invite Only)
| Name | State | School | Class | Pos | Commitment |
| Glenn Albanese | IL | Batavia | 2017 | RHP | Louisville |
| Ryan Altenberger | IL | Morton | 2017 | SS | Xavier |
| Robert Archbold | IL | Warren | 2017 | OF | Parkland College |
| Jack Arnstein | IL | Highland Park | 2017 | RHP | Denison University |
| Konnor Ash | IL | Plainfield South | 2017 | RHP | Missouri |
| Brett Bagus | IL | Brother Rice | 2017 | OF | |
| Marius Balandis | IL | St. Laurence | 2017 | RHP | St. Louis |
| Bobby Barnard | IL | Tolono Unity | 2017 | C | Parkland College |
| Blake Begner | IL | Peoria Heights | 2017 | LHP | Illinois Central JC |
| Ken Brokop | IL | Bradley-Bourbonnais | 2017 | RHP | Illinois-Springfield |
| Todd Brown | IL | East Aurora | 2017 | RHP | Waubonsee CC |
| Johnny Buckner | IL | Mundelein | 2017 | RHP | College of Lake County |
| Jimmy Burnette | IL | St. Laurence | 2017 | LHP | Saint Leo University |
| Kade Burns | IL | Edwardsville | 2017 | SS | Central Missouri |
| Jonny Butler | IL | Minooka | 2017 | OF | North Carolina State |
| Blake Carlson | IL | Ottawa | 2017 | LHP | John A. Logan JC |
| John Carpinelli | IL | Buffalo Grove | 2017 | 3B | Indianapolis |
| Adam Christianson | IL | Morton | 2017 | RHP | Illinois Central JC |
| Ben Collazo | IL | Lake View | 2017 | 3B | Heartland CC |
| Dominic Connolly | IL | Lemont | 2017 | SS | Maryville University |
| Mason Coon | IL | St. Joseph-Ogden | 2017 | LHP | Illinois-Springfield |
| Sean Cummins | IL | Lake Park | 2017 | OF | Wisconsin-Oshkosh |
| Brad Czerniejewski | IL | Lake Forest | 2017 | OF | Texas Christian |
| Jeremy Davis | IL | Geneva | 2017 | OF | |
| Trevor Davis | IL | Morton | 2017 | OF | Illinois Central JC |
| Justin Diaz | IL | Lake View | 2017 | SS | Toledo |
| Mark DiLuia | IL | Marian Catholic | 2017 | RHP | Maryland |
| DJ Donofrio | IL | Plainfield North | 2017 | OF | |
| Merrik Eddington | IL | Mount Zion | 2017 | C | Millikin University |
| Marco Escobar | IL | Plainfield South | 2017 | OF | |
| Evan Fairfield | IL | Dunlap | 2017 | SS | |
| Jack Farley | IL | Wheaton Warrenville South | 2017 | OF | |
| Kyle Fitzgerald | IL | Riverside-Brookfield | 2017 | 2B | St. Louis |
| Sam Fradin | IL | Deerfield | 2017 | 3B | |
| Zach Frieling | IL | Chicago Christian | 2017 | SS | St. Louis |
| Mike Fuentes | IL | Bremen | 2017 | RHP | Northern Illinois |
| Pierson Gibis | IL | Wauconda | 2017 | C | Madison JC |
| Garrett Goetz | IL | Oswego East | 2017 | RHP | Waubonsee CC |
| Brooks Gosswein | IL | Barrington | 2017 | LHP | Bradley |
| Drake Green | IL | Quincy Senior | 2017 | RHP | Parkland College |
| Cal Greenfield | FL | Jensen Beach | 2017 | C | Florida |
| Michael Gunartt | IL | Niles West | 2017 | OF | Triton JC |
| Alec Hartsell | IL | Joliet Catholic | 2017 | LHP | Heartland CC |
| Harrison Hayes | IL | Fenwick | 2017 | 3B | |
| Brian Heidbreder | IL | Lake Forest | 2017 | OF | Hendrix College |
| Jaxon Herchenbach | IL | Hinsdale South | 2017 | RHP | Austin Peay |
| Noah Hibler | IL | Lincoln-Way West | 2017 | SS | Webster University |
| Hunter Keim | IL | Rock Island | 2017 | RHP | Quincy University |
| Noah Konie | IL | Huntley | 2017 | 1B | McHenry County JC |
| Elias Kuhns | IL | Jones College Prep | 2017 | OF | Union College (NY) |
| John LaMantia | IL | St. Ignatius College Prep. | 2017 | OF | Washington University (MO) |
| Thomas Larson | IL | Families of Faith Christian | 2017 | OF | Olivet Nazarene University |
| Yaki Lee | IL | Harlan | 2017 | C | |
| Karter Lowery | IL | Ottawa | 2017 | 3B | Heartland CC |
| Nate Madej | IL | Lemont | 2017 | 1B | Florida SouthWestern |
| Robert Marinec | IL | Shepard | 2017 | C | North Central College |
| Austin Marozas | IL | Plainfield South | 2017 | RHP | Missouri |
| Mike Massaro | IL | Providence Catholic | 2017 | C | Hillsdale College |
| Nick Mayerhofer | IL | Plainfield South | 2017 | SS | Illinois-Springfield |
| Pat Mayo | IL | Brother Rice | 2017 | 3B | Spring Hill College |
| Barek McCann | IL | Gwendolyn Brooks | 2017 | RHP | |
| Jordan Mikel | IL | Plainfield South | 2017 | RHP | Western Illinois |
| Bobby Miller | IL | McHenry West | 2017 | RHP | Louisville |
| Billy Mote | IL | University | 2017 | SS | Heartland CC |
| Lee Musgraves | IL | Von Steuben | 2017 | SS | Missouri Southern |
| Gabriel Panza | IL | Oswego | 2017 | C | Dubuque |
| Chase Patterson | IL | Libertyville | 2017 | SS | Central Michigan |
| Jackson Petersen | IL | Libertyville | 2017 | C | Pennsylvania |
| Zion Pettigrew | IL | Mount Carmel | 2017 | SS | Illinois-Springfield |
| Ryan Poland | IL | Normal University | 2017 | OF | |
| Jake Pomykalski | IL | Lincoln-Way East | 2017 | RHP | Illinois-Chicago |
| Cam Post | IL | Lincoln-Way Central | 2017 | C | Oakland |
| Daniel Reed | IL | Edwardsville | 2017 | C | Illinois College |
| Keaton Rice | IL | Geneseo | 2017 | C | Bradley |
| Sean Robinson | IL | Lincoln-Way East | 2017 | OF | Washington University (MO) |
| Charlie Rodriguez | IL | St. Rita | 2017 | OF | Concordia University (WI) |
| Noel Rodriguez | IL | Lincoln Park | 2017 | OF | Dominican University (IL) |
| Jordon Rogers | IL | Simeon | 2018 | C | Michigan |
| Jacob Ryan | IL | Chatham-Glenwood | 2017 | C | Case Western |
| Antonio Saldana | IL | Joliet Catholic | 2017 | LHP | Heartland CC |
| Kellen Sarver | IL | Champaign Centennial | 2017 | C | Illinois |
| Alex Schram | IL | Waubonsie Valley | 2017 | RHP | Benedictine University (IL) |
| Bobby Seymour | IL | Mount Carmel | 2017 | 1B | Wake Forest |
| Jackson Shepherd | IL | Minooka | 2017 | OF | Mesa CC |
| Miles Simington | IL | Normal Community | 2017 | OF | Purdue |
| KC Simonich | IL | Lemont | 2017 | OF | New Orleans |
| Angelo Smith | IL | Richards | 2017 | LHP | Michigan |
| Korey Soetaert | IL | Wauconda | 2017 | RHP | |
| Zachary Spencer | IL | Unity | 2017 | OF | |
| Jimmy Staab | IL | Sangamon Valley | 2017 | RHP | McHenry County JC |
| Nickolas Strysik | IL | Lockport | 2017 | OF | Central College |
| Tyler Talbot | IL | Minooka | 2017 | LHP | Lewis University |
| Brett Taucher | IL | Elk Grove | 2017 | RHP | Quincy University |
| Bryan Truitt | IL | Rockford Christian | 2017 | RHP | Iowa Western CC |
| Colin Walton | IL | Bremen | 2017 | RHP | South Suburban JC |
| Steven Washilewski | IL | St. Rita | 2017 | LHP | Kansas |
| Donivan Williams | IL | Richards | 2017 | 3B | Illinois State |
| Braden Willoughby | IL | Maroa-Forsyth | 2017 | SS | Illinois Central JC |
| Wyell Woods | IL | Marian Catholic | 2017 | OF | Eastern Illinois |
| Tyler Woynerowski | IL | St. Rita | 2017 | 1B | Benedictine University (IL) |
| Connor Yukna | IL | Waubonsie Valley | 2017 | OF | |
| Tyler Zarembka | IL | Providence Catholic | 2017 | LHP |