Preseason All-State Showcase (Invite Only)
| Name | State | School | Class | Pos | Commitment |
| Cole Anderson | IL | St. Laurence | 2020 | LHP | Maryville University |
| Dominick Angellotti | IL | Marian Catholic | 2020 | 3B | University of Chicago |
| Jackson Blemler | IL | Normal University | 2020 | SS | Parkland College |
| Vince Borrelli | IL | Andrew | 2020 | RHP | South Suburban JC |
| Bryan Broecker | IL | Notre Dame | 2020 | C | Michigan State |
| Alan Brown | IL | Oak Park-River Forest | 2020 | OF | Morehouse College |
| Antonio Brown | IL | Vernon Hills | 2020 | SS | Furman |
| Cole Buckner | IL | Gibualt Catholic | 2020 | 1B | |
| Sam Buduris | IL | Minooka | 2020 | OF | Benedictine University (IL) |
| Mason Burns | IL | Normal Community | 2020 | RHP | Western Kentucky |
| Connor Cassady | IL | Lyons Township | 2020 | RHP | Bowdoin College |
| Abe Collins | IL | Morton | 2020 | OF | Carl Sandburg JC |
| Clay Conn | IL | St. Charles East | 2020 | SS | Illinois-Chicago |
| Cole Conn | IL | St. Charles East | 2020 | C | Illinois-Chicago |
| Isaac Crabb | IL | Harrisburg | 2020 | RHP | Wabash Valley JC |
| Kyle Czarnecki | IL | Minooka | 2020 | C | Kankakee CC |
| Trevor Davis | IL | Danville | 2020 | C | Eastern Illinois |
| Ernie Day | IL | Taft | 2020 | RHP | Iowa Western CC |
| Cam Demos | IL | Downers Grove North | 2021 | RHP | Central Arizona JC |
| Drew Detmers | IL | Glenwood | 2020 | RHP | Millikin University |
| Austin Divello | IL | Oak Park-River Forest | 2020 | RHP | Coe College |
| Logan Durling | IL | Plainfield North | 2020 | RHP | Joliet JC |
| Michael Ellingsen | IL | Loyola Academy | 2020 | RHP | Wisconsin-La Crosse |
| Vincent Esposito | IL | Rock Island | 2020 | 1B | Black Hawk JC-Moline |
| Jack Feely | IL | Normal University | 2020 | RHP | Central Michigan |
| Zachary Fell | IL | Stevenson | 2020 | SS | Indianapolis |
| Jacob Ferry | IL | Oswego East | 2020 | OF | Morehead State |
| Omar Garcia | IL | Lake View | 2020 | SS | |
| Ben Gerl | IL | Lincoln-Way West | 2020 | LHP | Northern Kentucky |
| Thomas Giese | IL | Huntley | 2020 | RHP | Northeast Texas CC |
| Connor Gill | IL | Oswego East | 2020 | RHP | Central Michigan |
| Alec Gonzalez | IL | Marian Catholic | 2020 | SS | Tennessee |
| Micah Gouwens | IL | Brother Rice | 2020 | RHP | Wisconsin-Parkside |
| Mason Graham | IL | Neuqua Valley | 2020 | OF | Illinois-Springfield |
| Jonathon Hanscom | IL | Mundelein | 2020 | RHP | Lewis University |
| Eddie Harvey | IL | New Trier | 2020 | OF | Denison University |
| Tommy Heideman | IL | Normal Community | 2020 | 1B | Illinois State |
| Tyler Heidkamp | IL | Oswego East | 2020 | LHP | Parkland College |
| Eben Heine | IL | Plainfield North | 2020 | RHP | USC Upstate |
| Nicholas Hemken | IL | Edwardsville | 2020 | C | Truman State University |
| Ben Hernandez | IL | De La Salle | 2020 | RHP | Illinois-Chicago |
| Johnny Hernandez | IL | Plainfield South | 2020 | C | Black Hawk JC-Moline |
| Brendan Holloway | IL | Vernon Hills | 2020 | OF | Oakton CC |
| Tre Hondras | IL | Homewood-Flossmoor | 2020 | OF | John A. Logan JC |
| Isaiah Jackson | IL | Champaign Central | 2020 | RHP | Missouri |
| Clayton Johnson | IL | Prophetstown | 2020 | RHP | Illinois |
| Jacob Kampf | IL | Lockport | 2020 | RHP | Heartland CC |
| Thomas Kenney | IL | Warren | 2020 | C | University of St. Thomas |
| Ben Kouri | IL | Peoria Notre Dame | 2020 | C | |
| Lucas Kozlowski | IL | Barrington | 2020 | SS | |
| Jack Kuchel | IL | Sandburg | 2020 | C | |
| Jake Kuntzendorf | IL | Aurora Christian | 2020 | RHP | Barton CC |
| Anthony Livermore | IL | Mount Carmel | 2020 | SS | Northwestern |
| Jack Lochner | IL | Lakes | 2020 | OF | Lindenwood University |
| Anthony Mangano | IL | Lake Zurich | 2020 | SS | Iowa |
| Ryan Manikowski | IL | Providence Catholic | 2020 | RHP | Creighton |
| Jake Margolick | IL | Highland Park | 2020 | SS | Kalamazoo College |
| Jake Masini | IL | Prairie Ridge | 2020 | C | Wisconsin-La Crosse |
| Sean McDevitt | IL | St. Rita | 2020 | SS | |
| Dax Meyer | IL | Willowbrook | 2020 | RHP | Triton JC |
| Brandon Micetich | IL | Plainfield Central | 2020 | OF | Southwestern Illinois JC |
| Connor Milton | IL | Champaign Central | 2020 | OF | Illinois |
| Riley Morris | IL | Plainfield East | 2020 | SS | |
| Connor Morrison | IL | Lake Forest | 2020 | LHP | |
| Jacob Mote | IL | Normal University | 2020 | SS | Marshall |
| Jacob Mucha | IL | Providence Catholic | 2020 | OF | South Suburban JC |
| Matthew Murphy | IL | Notre Dame | 2020 | C | Heartland CC |
| Luke Napleton | IL | St. Rita | 2020 | C | Quincy University |
| Andy Nelson | IL | Wheaton North | 2020 | 3B | Iowa |
| Jared Novak | IL | Benet | 2020 | RHP | Bradley |
| Breck Nowik | IL | Lake Forest | 2020 | SS | Illinois-Chicago |
| Michael Pawyza | IL | Lockport | 2020 | 3B | McHenry County JC |
| Holden Phelps | IL | Prairie Ridge | 2020 | RHP | Missouri |
| Adam Pottinger | IL | Deerfield | 2020 | OF | Triton JC |
| Jackson Powell | IL | Normal University | 2020 | 1B | Parkland College |
| Caleb Pyrz | IL | Champaign Central | 2020 | RHP | |
| Philip Reinhardt | IL | Valmeyer | 2020 | LHP | Maryville University |
| Carson Roberts | IL | Wheaton North | 2020 | OF | Mesa CC |
| Dylan Robertson | IL | Brother Rice | 2020 | 2B | Iowa Western CC |
| Luke Roman | IL | Wheaton Academy | 2020 | SS | Indiana Wesleyan University |
| Drew Rudsinski | IL | Tri-Valley | 2020 | RHP | Saint Leo University |
| Max Rundberg III | IL | Chicago Bulls College Prep | 2020 | LHP | Coppin State |
| Lucas Ryan | IL | Chatham-Glenwood | 2020 | C | Millikin University |
| Matthew Salomonson | IL | Notre Dame | 2020 | RHP | Northern Illinois |
| Mitchel Sampson | IL | Galesburg | 2020 | RHP | Heartland CC |
| Joel Sarver | IL | Champaign Central | 2020 | RHP | Northwest Florida State College |
| Mike Schicker | IL | Riverside-Brookfield | 2020 | C | Chattanooga State CC |
| Gabriel Schmitt | IL | Warren Township | 2020 | 3B | |
| Matt Schuler | IL | Lyons Township | 2020 | SS | Maryville University |
| Christopher Seropian | IL | St. Laurence | 2020 | LHP | Fairleigh Dickinson |
| Nicholas Serr | IL | Minooka | 2020 | SS | Lewis University |
| Rohan B Shah | IL | Lyons Township | 2020 | OF | The Citadel |
| Joseph Shapiro | IL | Glenbrook South | 2020 | LHP | Western Michigan |
| Jack Shields | IL | Peoria Notre Dame | 2020 | OF | Illinois Central JC |
| Sean Shook | IL | Normal West | 2020 | 2B | Heartland CC |
| Martin Sosna | IL | Fenwick | 2020 | OF | |
| Patrick Straub | IL | Metea Valley | 2020 | RHP | Ohio |
| Cade Sullivan | IL | Metea Valley | 2020 | 3B | Western Michigan |
| Ryan Sullivan | IL | Lyons Township | 2020 | OF | |
| Logan Tabeling | IL | Tuscola | 2020 | RHP | Illinois |
| Will Tenuta | IL | Sandburg | 2020 | RHP | Purdue |
| Ryan Thiesse | IL | St. Charles North | 2020 | OF | Fordham |
| Evan Tocmo | IL | Huntley | 2020 | OF | Rock Valley JC |
| Michael Vallone | IL | Lake Forest | 2020 | LHP | DePauw University |
| Drake Westcott | IL | Edwardsville | 2020 | 1B | Illinois |
| Dylan Whitney | IL | Oak Park-River Forest | 2020 | SS | Johns Hopkins University |
| Dylan Wolff | IL | Joliet West | 2020 | RHP | Kankakee CC |
| Ben Wright | IL | Benet | 2020 | C | Rose-Hulman Institute of Technology |
| Cade Zalewski | IL | Wheeling | 2020 | 3B | Wabash Valley JC |