The 2019 NCAA tournament features 50 players who spent time playing boys basketball at IHSA programs this year as there will be plenty of local rooting interests despite Bradley being the only Illinois-based college program to make the Field of 68.
Some players are major parts of national title contenders while others are walk-ons and redshirts who contribute in practice every day. Here's a brief look at how each of the 50 players fared this season. If we missed anyone from an Illinois high school playing in the NCAA tournament, please be sure to let us know on our Twitter @NBCSPreps.
KEY PLAYERS FROM MAJOR TEAMS
Jordan Caroline, Nevada (Champaign Central) -- The son of former NFL defensive lineman Simeon Rice enters his final season at Nevada. Over 2,000 points in his college career, the 6-foot-7 forward averaged 17.3 points, 9.6 rebounds and 2.0 assists per game for the Wolf Pack.
Nojel Eastern, Purdue (Evanston) -- Becoming a key piece for the Boilermakers as a sophomore, Eastern's lead guard skills allowed Purdue star Carsen Edwards to play more off the ball. Eastern averaged 7.7 points, 5.8 rebounds, 2.5 assists and 1.2 steals per game on the season. Eastern is also a capable perimeter defender who can guard up to four positions for Purdue.
Ethan Happ, Wisconsin (Rockridge) -- After a storied four-year career with the Badgers, the senior gets one final crack at the NCAA tournament. Happ averaged 17.5 points, 10.1 rebounds and 4.6 assists per game for Wisconsin during his senior season as he's one of the most accomplished players in Big Ten history.
Talen Horton-Tucker Iowa State (Simeon) -- Last season's NBC Sports Chicago Player of the Year had some great games during his freshman season. Horton-Tucker averaged 12.1 points and 5.0 rebounds per game for one of the best teams in the Big 12 this season. Although Horton-Tucker has been inconsistent at times, there are other moments when he's taken over a game with his perimeter shooting.
Charles Matthews, Michigan (St. Rita) -- Helping the Wolverines to the national title game last season, Matthews recently returned to the lineup from injury. During his junior season, the off-guard put up 12.0 points, 4.8 rebounds and 1.5 assists per game. Matthews is also one of the best perimeter defenders of any player in the field.
Matt Mooney, Texas Tech (Notre Dame) -- Transferring to the Red Raiders for his final college season after starting at South Dakota, Mooney has become one of the better two-way guards in the Big 12. Mooney put up 10.9 points, 3.3 assists, 3.2 rebounds and 1.7 steals per game for Texas Tech while shooting 38 percent from three-point range.
Zach Norvell Jr., Gonzaga (Simeon) -- Playing a huge part of a No. 1 seed, Norvell averaged 15.3 points, 4.2 rebounds and 3.0 assists per game for the Bulldogs. A knockdown shooter from the perimeter, Norvell shot 37 percent from three-point range on the season.
Admiral Schofield, Tennessee (Zion-Benton) -- One of college basketball's breakout players this season, the senior has emerged on the NBA Draft radar. Schofield averaged 16.2 points, 6.1 rebounds and 2.1 assists while shooting 47 percent from the field and 41 percent from three-point range. A matchup nightmare, Schofield has been a huge part of Tennessee's top-five status for much of this season.
Paul White, Oregon (Whitney Young) -- The senior elevated his play in the Pac-12 Tournament, helping the Ducks to a surprising NCAA tournament bid. Another former IHSA state champion, White put up 10.6 points, 3.9 rebounds and 1.5 assists per game for Oregon.
KEY PLAYERS FROM MID-MAJOR PROGRAMS
Tajuan Agee, Iona (Hyde Park) -- The older brother of Bogan star senior Rashaun Agee, Tajuan put together a very strong junior season. Averaging 13.3 points and 8.1 rebounds per game, Agee also shot 45 percent from the field and 35 percent from three-point range on the season.
Jordan Goodwin, Saint Louis (Belleville Althoff) -- A former state champion at Belleville Althoff, Goodwin has become one of the Billikens' best players as a sophomore. Averaging 10.6 points, 7.5 rebounds and 3.5 assists per game, Goodwin was one of the better all-around contributors in the Atlantic 10 this season.
Rapolas Ivanauskas, Colgate (Barrington) -- Finally healthy after two seasons of shoulder issues, Ivanauskas became the Patriot League Player of the Year in his first full college season. Transferring from Northwestern, Ivanauskas put up 16.4 points and 7.9 rebounds per game while shooting 43 percent from three-point range. Ivanauskas helped lead Colgate to its first NCAA tournament appearance in 23 years.
Nate Kennell, Bradley (Metamora) -- One of the key pieces for Bradley, this junior sharpshooter averaged 9.4 points and 2.4 rebounds per game while shooting 40 percent from three-point range.
RESERVES FROM BIG PROGRAMS
Evan Boudreaux, Purdue (Lake Forest) -- After transferring in from Dartmouth, the forward became a solid reserve forward at Purdue. Averaging 5.4 points and 3.2 rebounds per game, Boudreaux was one of the more productive second-unit frontcourt players in the Big Ten this season.
George Conditt IV, Iowa State (Corliss) -- Growing more comfortable as his freshman year has gone along, the big man has become a solid rotation center for the Cyclones. Conditt has played in 25 games while putting up 2.0 points, 1.7 rebounds and 1.0 blocks per game.
Zion Griffin, Iowa State (Hinsdale South) -- The freshman played in 17 games for the Cyclones coming off of the bench this season as Griffin averaged 1.8 points and 1.6 rebounds per game on the year.
Charlie Moore, Kansas (Morgan Park) -- The former Mr. Basketball has become a solid backup guard for the Jayhawks. Appearing in 33 games as a redshirt sophomore, Moore averaged 3.0 points and 1.2 assists per game.
Ed Morrow, Marquette (Simeon) -- In his first season with the Golden Eagles after transferring from Nebraska, Morrow became a key reserve for a top-25 team. Putting up 5.6 points and 4.3 rebounds per game, Morrow shot 59 percent from the field, also providing good energy on the interior.
Isaiah Moss, Iowa (Simeon) -- Part of a balanced Iowa attack, the junior averaged 9.1 points and 2.8 rebounds per game while shooting 41 percent from three-point range.
David Nichols, Florida State (Mount Carmel) -- A graduate transfer from Albany, Nichols put up 6.4 points and 1.7 assists per game for the Seminoles as a backup guard. Nichols had 14 points against No. 1 Virginia in an ACC tournament win for the Seminoles last week.
Francis Okoro, Oregon (Normal West) -- Reclassifying and joining the Ducks this season, the freshman big man has been a solid rotation player. Okoro is averaging 3.1 points and 3.4 rebounds per game on the season as he looks like a big part of Oregon's future.
Miles Reynolds, Oklahoma (Whitney Young) -- The former Whitney Young standout has carved out a solid role with the Sooners after spending time at Saint Louis and Pacific. The senior guard is averaging 6.8 points and 2.3 rebounds per game while playing in 20.0 minutes per contest.
Brock Stull, Minnesota (Rockford Boylan) -- Following a successful start to his college career at Milwaukee, Stull became a graduate transfer to Minnesota. As a reserve shooter, Stull appeared in 30 games and shot 45 percent from three-point range on the year.
Austin Trice, Kansas State (Hales Franciscan) -- Playing in 27 games as a reserve forward, Trice averaged 1.9 points and 2.6 rebounds per game for the Big 12 champions.
RESERVES FROM MID-MAJOR PROGRAMS
Jameel Alausa, Yale (U-High) -- A sophomore forward, Alausa played in nine games for Yale this season, averaging 1.3 points per game.
Armon Brummett, Bradley (Decatur MacArthur) -- Most effective on the defensive end, the freshman guard played in 23 games this season. Brummett scored 13 points, added 16 rebounds and earned 11 steals during the season.
Ryan Davis, Vermont (Conant) -- The freshman center was a reserve big man this season for the Catamounts. Davis averaged 3.5 points and 1.9 rebounds per game on the season while playing 10.7 minutes per contest.
Demarius Jacobs, Saint Louis (Uplift) -- The older brother of Uplift star Markese Jacobs started his college career with the Billikens this season. Jacobs appeared in 18 games off the bench as he played 88 total minutes.
Pat McNamara, Fairleigh Dickinson (St. Viator) -- The junior saw his minutes fall during his junior season as appeared in 17 games, averaged 4.4 minutes per contest.
Antoine Pittman, Bradley (Rockford Auburn) -- A junior guard who comes off the bench, Pittman averaged 3.2 points and 1.7 rebounds per game while appearing in 18 games.
Trevor Stumpe, Wofford (Plainfield North) -- Missing the first 21 games of the season due to back surgery, Stumpe is slowly working his way back into Wofford's rotation. A double-figure scorer last season, the junior has played in eight games since his return.
Elyjah Williams, Fairleigh Dickinson (Evanston) -- As a sophomore, the forward developed into a reliable rotation player for the Knights as Williams averaged 8.1 points and 5.3 rebounds per game.
WALK-ONS, REDSHIRTS AND INJURED PLAYERS
Michael Ballard, Wisconsin (Fenwick) -- Playing in nine games, Ballard scored two points and grabbed three rebounds during his sophomore season.
Brennan Besser, Duke (Latin) -- The senior has appeared in four games during 2018-19, scoring for the first time in his Duke career in two games this season.
Courtese Cooper, LSU (Elgin) -- Starting his college career at Triton, the big man displayed enough upside and production that LSU took him for the next few seasons. Cooper is redshirting to add strength this season as he should be apart of the Tigers' rotation next year.
Brandon Courtney, Saint Louis (Wesclin) -- The freshman played in two games for the Billikens in his first college season.
Tommy Gardiner, Marquette (Maine South) -- The freshman appeared in three games for the Golden Eagles this season.
Gabe Grant, Buffalo (Mount Carmel) -- A transfer who was previously at Houston, Grant is sitting out this season due to NCAA transfer rules. He'll be eligible to finish his college career next season.
Peter Hanley, Bradley (Peoria Notre Dame) -- Entering six games as a senior, the forward scored six total points while collecting two rebounds.
Carter Higginbottom, Wisconsin (St. Ignatius) -- Listed on the Wisconsin roster, Higginbottom didn't appear in a game for the Badgers during his freshman season.
Nicholas Hobbs, Iowa (Fenwick) -- Playing in six games during his sophomore season, Hobbs scored eight points on the season -- including a three-pointer in the United Center during a Big Ten Tournament loss to Michigan.
Jack Hoiberg, Michigan State (Hinsdale Central) -- The son of former Chicago Bulls head coach Fred Hoiberg, Jack is in his sophomore season as he played in 12 games this season.
Messiah Jones, Wofford (Simeon) -- Helping Simeon to a great season last year, Jones is redshirting during his freshman year with the Terriers.
Kyle King, Purdue (St. Charles North) -- Playing in seven games as a freshman, the forward registered 16 total minutes while grabbing four rebounds.
Joey Lane, Ohio State (Deerfield) -- The senior played a career-high 38 minutes during the season as he scored 11 total points to go with six rebounds and six assists.
Mike Lelito, Marquette (Hersey) -- The sophomore saw action in three games this season.
Skyler Nash, Vermont (Riverside-Brookfield) -- Nash appeared in two games this season as his college career has been slowed down by injury.
Prentiss Nixon, Iowa State (Bolingbrook) -- After transferring from Colorado State, Nixon is sitting out this season due to NCAA transfer rules. The former Bolingbrook product was a double-figure scorer his final two seasons with the Rams.
Malik Osborne, Florida State (Rich South) -- Transferring from Rice after a promising freshman campaign, Osborne is sitting out this season due to NCAA transfer rules. He'll have three years of eligibility left beginning in 2019-20.
Jack Raboin, Saint Louis (Mattoon) -- The junior guard appeared in two games this season, scoring a season-high five points in a win over Appalachian State in December.
No Illinois High School Players: Abilene Christian, Arizona State, Auburn, Baylor, Belmont, Cincinnati, Florida, Gardner-Webb, Houston, Kentucky, Liberty, Louisville, Maryland, Mississippi State, Montana, Murray State, New Mexico State, Northeastern, North Carolina, North Carolina Central, North Dakota State, Northern Kentucky, Old Dominion, Ole Miss, Prairie View A&M, St. John's, Saint Mary's, Seton Hall, Syracuse, Temple, UCF, UC Irvine, Utah State, VCU, Villanova, Virginia, Virginia Tech, Washington