| Edrice "Bam" Adebayo | High Point, NC | High Point Christian | Senior | PF/C | |
| Abdul Ado | Chattanooga, TN | Hamilton Heights | Senior | C | |
| Jarrett Allen | Round Rock, TX | Stephens Episcopal | Senior | C | |
| Rawle Atkins | Raleigh, NC | Word of God Christian Academy | Senior | G/F | |
| Udoka Azubike | Jacksonville, FL | Potter's House Christian | Senior | C | |
| Lonzo Ball | Chino Hills, CA | Chino Hills | Senior | PG | UCLA |
| Tyus Battle | Edison, NJ | Gill St. Berrnard | Senior | SG | Syracuse |
| Marques Bolden | DeSoto, TX | DeSoto | Senior | C/F | |
| Tony Bradley | Bartow, FL | Bartow | Senior | C | North Carolina |
| Miles Bridges | Flint, MI | Huntington Prep | Senior | SF | Michigan State |
| Bruce Brown | Wakefield, RI | Vermont Academy | Senior | SG | |
| Amir Coffey | Minnetonka, MN | Hopkins | Senior | SF | Minnesota |
| Tyler Cook | Saint Louis, MO | Chaminade | Senior | PF | |
| Tyree Crump | Bainbridge, GA | Bainbridge | Senior | SG | Georgia |
| Sam Cunliffe | Seattle, WA | Rainier Beach | Senior | SF | Arizona State |
| DeRon Davis | Aurora, CO | Overland | Senior | PF | Indiana |
| Javin Delaurier | Shipman, VA | STAB | Senior | PF | |
| Juwan Durham | Tampa, FL | Tampa Prep | Senior | C | Uconn |
| Terrance Ferguson | Dallas, TX | Dallas Prime Prep | Senior | SG | Alabama |
| Jaylen Fisher | Arlington, TN | Bolton | Senior | PG | UNLV |
| Trent Forrest | Chipley | Chipley | Senior | SG | Florida State |
| De'Aaron Fox | Katy, TX | Cypress Lakes | Senior | PG | |
| Markelle Fultz | Hyattsville, MD | DeMatha Catholic | Senior | G | Washington |
| Derek Funderburk | Lakewood, OH | Hargrave Military Academy | Senior | PF | Ohio State |
| Wenyen Gabriel | Manchester, MA | Wilbraham & Monson | Senior | PF/W | Kentucky |
| Alterique Gilbert | Lithonia, GA | Miller Grove | Senior | PG | Connecticut |
| Kyle Guy | Indianapolis, IN | Lawrence Central | Senior | SG | Virginia |
| Schneider Herard | McKinney, TX | Prestonwood Christian | Senior | C | Mississippi State |
| Mustapha Heron | West Haven, CT | Sacred Heart | Senior | SG | |
| Dewan Huell | Miami, FL | Miami Norland | Senior | C/F | |
| Jonathan Isaac | Bradenton, FL | IMG Academy | Senior | W/PF | Florida State |
| Frank Jackson | American Fork, UT | Lone Peak | Senior | G | Duke |
| Josh Jackson | Detroit, MI | Napa Prolific Prep | Senior | SF | |
| Vance Jackson | Napa, CA | Prolific Prep | Senior | SF | Uconn |
| Andrew Jones | Irving, TX | MacArthur | Senior | SG | |
| Curtis Jones | Highland Springs, VA | Huntington Prep | Senior | SG | Indiana |
| Mario Kegler | Jackson, MS | Oak Hill | Senior | SG | Mississippi State |
| Braxton Key | Nashville, TN | Oak Hill | Senior | SF | Alabama |
| Sacha Killeya-Jones | Chapel Hill, NC | Virginia Episcopal | Senior | PF | Kentucky |
| V.J. King | Fairfax, VA | Paul VI | Senior | SG | Louisville |
| Josh Langford | Huntsville, AL | Madison Academy | Senior | SG | Michigan State |
| TJ Leaf | El Cajon, CA | Foothills Christian | Senior | PF | Arizona |
| Malik Monk | Bentonville, AR | Bentonville | Senior | SG | |
| Payton Pritchard | West Linn, OR | West Linn | Senior | PG | Oregon |
| Kobi Simmons | Alpharetta, GA | St. Francis | Senior | PG | |
| Omari Spellman | Cleveland, OH | MacDuffie School | Senior | PF | Villanova |
| Jayson Tatum | St. Louis, MO | Chaminade | Senior | SF | Duke |
| Nick Ward | Gahanna, OH | Lincoln | Senior | C | Michigan State |
| Cassius Winston | Detroit, MI | Detroit Jesuit | Senior | PG | Michigan State |
| Seventh Woods | Columbia, SC | Hammond School | Senior | PG | North Carolina |
| Harry Giles III *out due to injury | Winston Salem, NC | Oak Hill Academy | Senior | PF | Duke |
| Dennis Smith Jr *out due to injury | Fayetteville, NC | Trinity Christian | Senior | PG | North Carolina State |
| | | | | |
| Underclass | | | | | |
| DeAndre Ayton | San Diego, CA | Hillcrest Prep | Junior | C | |
| Marvin Bagley III | Tempe, AZ | Hillcrest Prep | Sophomore | PF | |
| Mohamed Bamba | West Chester, PA | Westtown School | Junior | C/F | |
| Troy Brown | Las Vegas, NV | Centennial | Junior | PG | |
| Wendall Carter | East Point, GA | Pace Academy | Junior | PF | |
| Silvio De Souza | Montverde, FL | Montverde Academy | Sophomore | PF | |
| Hamidou Diallo | Queens, NY | Putnam Science | Junior | SG | |
| Trevon Duval | New Castle, DE | St. Benedict's Prep | Junior | SG | |
| Jalek Felton | Mullins, SC | Mullins | Junior | G | North Carolina |
| DJ Harvey | Hyattsville, MD | DeMatha Catholic | Junior | SG | |
| Tre Jones | Apple Valley, MN | Apple Valley | Sophomore | PG | |
| Kevin Knox | Tampa, FL | Tampa Catholic | Junior | PF | |
| E.J. Montgomery | Fort Pierce, FL | Montverde Academy | Sophomore | PF | |
| Ikechukwu Obiagu | Greenforest, GA | Greenforest Academy | Junior | C | |
| John Petty | Huntsville, AL | J.O. Johnson | Junior | SG | |
| Michael Porter Jr | Columbia, MO | Father Tolton | Junior | SF | |
| Billy Preston | Dallas, TX | Advanced Prep International | Junior | PF/C | |
| Cameron Reddish | Haverford, PA | Westtown School | Sophomore | SG | |
| Nick Richards | Queens, NY | The Patrick School | Junior | C | |
| Javonte Smart | Baton Rouge, LA | Scotlandville | Sophomore | PG | |
| Gary Trent | Apple Valley, MN | Apple Valley | Junior | G/F | |
| Jarred Vanderbilt | Houston, TX | Victory Prep Academy | Junior | PF | |
| PJ Washington | Frisco, TX | Findlay Prep | Junior | PF | |
| Austin Wiley | Hoover, AL | Spain Park | Junior | PF | Auburn |
| Robert Woodard III | Columbus, MS | Columbus | Sophomore | SF | |
