| Class 4A |
| 1. Glenbard West (24-0) beat |
Charles North 62-30, beat Lyons 62-50. |
| 2. Glenbrook South (22-2) beat Prospect 51-35, beat Loyola 49-39. |
| 3. Kenwood (18-6) lost to Yorkville Christian 75-68. |
| 4. Curie (20-4) lost to Ritter MO,57-54, OT, lost to Simeon 65-60 |
| 5. Normal Community (23-1) beat Normal West 53-45. |
| 6. New Trier (23-2) beat University 67-46, beat Rolling Meadows 60-56. |
| 7. Wheaton Warrenville South (23-2) lost to Hillcrest 46-45, beat Geneva 58-26. |
| 8. Whitney Young (15-8) lost to Bishop Gorman NV 89-59. |
| 9. Oswego East (24-1) beat West Aurora 53-40. |
| 10. Rolling Meadows (22-3) lost to New Trier 60-56. |
| ¤ |
| Class 3A |
| 1. Simeon (20-2) beat Morgan Park 64-57, beat Curie 65-60. |
| 2. Hillcrest (22-2) beat Wheaton Warrenville South 46-45, beat Homewood -Flossmoor 67-36, beat Thornton Fractional North 64-36. |
| 3. East St. Louis (21-3) beat Confluence Prep Academy 71-0, beat Alton, forfeit, lost to Christian Brothers 60-54. |
| 4. Sacred Heart-Griffin (Springfield) (22-2) beat Rochester 75-48. |
| 5. Chicago Mt. Carmel (20-3) lost to Leo 72-64, beat Ogden 67-55. |
| 6. Centralia (22-2) beat Mount Vernon 39-36, beat Mascoutah 66-61. |
| 7. Hyde Park (17-6) beat |
Milwaukee Science 68-62, beat Brooks 62-46. |
| 8. Burlington Central (22-3) beat Hinsdale South 68-38, beat |
Crystal Lake Central 72-27. |
| 9. Peoria Notre Dame (15-6) lost to Morton 53-52. |
| 10. Lemont (19-5) beat Neuqua Valley 58-54, beat Bremen 75-56. |
| ¤ |
| Class 2A |
| 1. Leo (15-3) beat Chicago Mt. Carmel 72-64, beat Pontiac 70-52. |
| 2. DePaul College Prep (18-3) beat Loyola 42-29. |
| 3. Breese Central (22-3) beat Highland 48-38, beat Roxana 79-29. |
| 4. Orr (13-5) beat Confluence MO 76-70, lost to University High 63-58. |
| 5. Clark (16-3) beat Lincoln Park 84-71. |
| 6. Murphysboro (19-2) lost to Massac County 54-50. |
| 7. El Paso-Gridley (22-2) beat LeRoy 68-56, beat Reed Custer 67-55. |
| 8. Nashville (19-4) beat Carlyle 65-35. |
| 9. Monticello (21-3 beat St. Joseph-Ogden 57-29. |
| 10. Teutopolis (16-6) lost to Mater Dei 46-43, beat Taylorville 54-51. |
| ¤ |
| Class 1A |
| 1. Scales Mound (22-1) beat Warren 91-38. |
| 2. Yorkville Christian (13-12) beat Kenwood 75-68. |
| 3. Fulton (21-2) beat Camanche 65-47. |
| 4. Macon Meridian (18-5) beat Shelbyville 66-60, beat Nokomis 58-46. |
| 5. Liberty (18-4) beat Brown County 57-52. |
| 6. South Beloit (18-3) beat Westminster Christian 68-52. |
| 7. Tuscola (19-4) beat Sullivan 74-25. |
| 8. Jacksonville Routt (17-5) did not report. |
| (tie) Peoria Christian (19-4) beat Peoria Heights 59-37. |
| 10. Madison (12-7) beat Normal University 43-39, beat Edwardsville 55-41, lost to Chester 43-35. |
