So, I created an excel file last fall where I tried to find the top 5-10 players from each state. Some states I couldn't quite fill. But, going through these lists, I'd say here's how the rosters from 2020 might turn out, by state:
New York's starting five is absolutely stacked (I actually listed 6 players for them). Per-capita wise, I really like Georgia, Minnesota, and Maryland.
Michigan:
Cassius Winston, Michigan State
Devon Daniels, NC State
Justin Turner, Bowling Green
Isaiah Livers, Michigan
Xavier Tillman, Michigan State
South Carolina:
Cartier Diarra, Kansas State
Devontae Shuler, Ole Miss
De'Riante Jenkins, VCU
Aaaron Nesmith, Vanderbilt
Tevin Mack, Clemson
New Jersey:
Breein Tyree, Ole Miss
Myles Powell, Seton Hall
Ron Harper Jr, Rutgers
Naji Marshall, Xavier
Cyril Langevine, Rhode Island
Florida:
Trent Forrest, Florida State
Grant Riller, Charleston
Paul Reed, DePaul
John Mooney, Notre Dame
Vernon Carey, Duke
Arizona:
Nico Mannion, Arizona
Markus Howard, Marquette
Jake Toolson, BYU
Saben Lee, Vanderbilt
Timmy Allen, Utah
Massachusetts:
Marcus Zegarowski, Creighton
Kellan Grady, Davidson
Jermaine Samuels, Villanova
LJ Figueroa, St.John's
AJ Brodeur, Penn
Minnesota:
Tre Jones, Duke
McKinley Wright, Colorado
Nate Reuvers, Wisconsin
Zeke Nnaji, Arizona
Daniel Oturu, Minnesota
Louisiana:
Javonte Smart, LSU
Jared Butler, Baylor
Skylar Mays, LSU
Josh Anderson, Western Kentucky
Mark Vital Baylor
Texas:
Tyrese Maxey, Kentucky
Mason Jones, Arkansas
Jahmi'us Ramsey, Texas Tech
Jalen Harris, Nevada
Cameron McGriff, Oklahoma State
Illinois:
Loren Jackson, Akron
Ayo Dosunmum, Illinois
Jordan Goodwin, Saint Louis
Chris Smith, UCLA
Cameron Krutwig, Loyola Chicago
New York:
Cole Anthony, North Carolina
Elijah Hughes, Syracuse
Jordan Nwora, Louisville
Precious Achiuwa, Memphis
Obi Toppin, Dayton
Isaiah Stewart, Washington
(6th man: Alpha Diallo, Providence)
California:
Remy Martin, Arizona State
Jordan Ford, Saint Mary's
Malik Fitts, Saint Mary's
Tyler Bey, Colorado
Onyeka Okongwu, USC
Ontario:
Andrew Nembhard, Florida
Marcus Carr, Minnesota
Devonte Bandoo, Baylor
AJ Lawson, South Carolina
Jermaine Haley, West Virginia
Pennsylvania:
Fatts Russell, Rhode Island
Collin Gillespie, Villanova
Samir Doughty, Auburn
Lamar Stevens, Penn State
Tre Mitchell, UMass
Georgia:
Kamar Baldwin, Butler
Devin Vassell, Florida State
Anthony Edwards, Georgia
Isaac Okoro, Auburn
Reggie Perry, Mississippi State
Ohio:
Carlik Jones, Radford
Zavier Simpson, Michigan
MaCio Teague, Baylor
Jarron Cumberland, Cincinnati
Kaleb Wesson, Ohio State
Indiana:
Eugene German, Northern Illinois
Paul Scruggs, Xavier
Desmond Bane, TCU
Trayce Jackson-Davis, Indiana
James Banks, Georgia Tech
North Carolina:
Devon Dotson, Kansas
Ty-Shon Alexander, Creighton
Nate Hinton, Houston
Patrick Williams, Florida State
Jayden Gardner, East Carolina
Virginia:
Jermaine Marrow, Hampton
Matt Coleman, Texas
Chris Clarke, Texas Tech
Keyonate Johnson, Florida
Aamir Sims, Clemson
Maryland:
Anthony Cowan, Maryland
Chris Lykes, Miami
Immanuel Quickley, Kentucky
Saddiq Bey, Villanova
Jalen Smith, Maryland
Washington:
Malachi Flynn, San Diego State
Daejon Davis, Stanford
CJ Elleby, Washington State
Corey Kispert, Gonzaga
Jaden McDaniels, Washington
Alabama:
Kira Lewis, Alabama
John Petty, Alabama
Trendon Watford, LSU
Garrison Brooks, UNC
Austin Wiley, Auburn
Tennessee:
Jalen Crutcher, Dayton
Tray Boyd III, East Tennessee State
Nathan Hoover, Wofford
John Fulkerson, Tennessee
Abdul Ado, Mississippi State
Kentucky:
Mason Faulkner, Western Carolina
Taveion Hollinsworth, Western Kentucky
David Johnson, Louisville
Dwayne Sutton, Louisville
Terry Taylor, Austin Peay
Wisconsin:
Tyrese Haliburton, Iowa State
Kobe King, Wisconsin
Terence Lewis, Iowa State
Sam Hauser, Virginia
Joey Hauser, Michigan State
Utah:
TJ Haws, BYU
Sam Merrill, Utah State
Brendan Bailey, Marquette
Yoeli Childs, BYU
Makol Mawien, Kansas State
Mississippi:
Nick Weathersppon, Mississippi State
Tyson Carter, Mississippi State
Jaylen Forbes, Alabama
DJ Stewart, Mississippi State
Robert Woodard, Mississppi State
France:
Joel Ayayi, Gonzaga
Yves Pons, Tennessee
Martins Igbanu, Tulsa
Killian Tillie, Gonzaga
Olivier Sarr, Wake Forest
Iowa:
AJ Green, Northern Iowa
DJ Carton, Ohio State
Connor McCaffery, Iowa
Joe Wieskamp, Iowa
Michael Jacobson, Iowa State
Kansas:
Jerrick Harding, Weber State
Mitch Ballock, Creighton
Malik Hall, Michigan State
Jeremiah Robinson-Earl, Villanova
Yor Anei, Oklahoma State
Missouri:
Xavier Sneed, Kansas State
Jacob Gilyard, Richmond
Courtney Ramey, Texas
Ochai Agbaji, Kansas
Jericole Hellems, NC State