| 12:00 am | McCluer at University City | Rivalry |
| 7:30 am | Ste. Genevieve-66 at North County-63 - Final | 66-63 |
| 4:30 pm | McCluer-29 at University City-61 - Final | 61-29 |
| 5:00 pm | Sumner-61 at Madison, Illinois-63 - Final | 63-61 |
| 5:30 pm | Parkway North-47 at Hazelwood East-56 - Final | 56-47 |
| 5:30 pm | St. James-75 at Newburg-57 - Final | 75-57 |
| 5:30 pm | Parkway South-56 at Hazelwood West-33 - Final | 56-33 |
| 6:00 pm | Cobden at Steeleville | Rivalry |
| 6:00 pm | John Burroughs-42 at Chaminade-54 - Final | 54-42 |
| 6:00 pm | Principia-71 at Lutheran North-28 - Final | 71-28 |
| 6:00 pm | De Smet-74 at Hazelwood Central-39 - Final | 74-39 |
| 6:30 pm | Cape Girardeau Central-49 at CBC-74 - Final | 74-49 |
| 6:30 pm | Maplewood-RH-68 at Valley Park-59 - Final | 68-59 |
| 7:00 pm | Seckman-65 at Parkway Central-58 - Final | 65-58 |
| 7:00 pm | Priory-54 at Duchesne-40 - Final | 54-40 |
| 7:00 pm | Cuba-43 at St. Clair-34 - Final | 43-34 |
| 7:00 pm | Kirkwood-62 at Ladue-69 - Final | 69-62 |
| 7:00 pm | Hermann-57 at Sullivan-25 - Final | 57-25 |
| 7:00 pm | Fox-27 at Hillsboro-63 - Final | 63-27 |
| 7:00 pm | Bayless-52 at Brentwood-50 - Final | 52-50 |
| 7:00 pm | Whitfield-49 at Lutheran South-68 - Final | 68-49 |
| 7:00 pm | Union-57 at Steelville, Missouri-78 - Final | 78-57 |
| 7:00 pm | Jefferson-81 at Grandview-42 - Final | 81-42 |
| 7:00 pm | Elsberry-69 at Wellsville-39 - Final | 69-39 |
| 7:00 pm | Liberty (Wentzville)-63 at Fort Zumwalt West-45 - Final | 63-45 |
| 7:00 pm | Summit-34 at Eureka-52 - Final | 52-34 |
| 7:00 pm | Windsor (Imperial)-73 at De Soto-60 - Final | 73-60 |
| 7:00 pm | Orchard Farm-70 at St. Charles West-59 - Final | 70-59 |
| 7:00 pm | Fort Zumwalt North-50 at Timberland-73 - Final | 73-50 |
| 7:00 pm | Capital City-49 at MICDS-56 - Final | 56-49 |
| 7:00 pm | Lindbergh-78 at Mehlville-63 - Final | 78-63 |
| 7:00 pm | Washington-67 at Fort Zumwalt East-63 - Final | 67-63 |
| 7:00 pm | Francis Howell-77 at Troy Buchanan-46 - Final | 77-46 |
| 7:00 pm | Vashon-97 at Miller Career-48 - Final | 97-48 |
| 7:00 pm | Piasa Southwestern-75 at Wood River-36 - Final | 75-36 |
| 7:00 pm | Kairos-42 at McKinley-59 - Final | 59-42 |
| 7:00 pm | Marquette-61 at Lafayette-42 - Final | 61-42 |
| 7:00 pm | North County Christian-68 at Veritas Christian-56 - Final | 68-56 |
| 7:00 pm | Borgia-73 at Festus-57 - Final | 73-57 |
| 7:00 pm | Rochester-41 at Triad-55 - Final | 55-41 |
| 7:00 pm | Francis Howell Central-76 at Francis Howell North-64 - Final | 76-64 |
| 7:30 pm | Gateway Legacy Christian-39 at Granite City-33 - Final | 39-33 |
| 7:30 pm | Father McGivney-53 at Metro-East Lutheran-59 - Final | 59-53 |
| 7:30 pm | Gillespie-45 at Roxana-65 - Final | 65-45 |
| 7:30 pm | Montgomery County-70 at Van-Far-44 - Final | 70-44 |
| 7:30 pm | Freeburg-55 at Okawville-46 - Final | 55-46 |
| 7:30 pm | Saxony Lutheran-33 at St. Vincent-51 - Final | 51-33 |
| 7:30 pm | Christ Our Rock at Maryville Christian | Rivalry |
| 7:30 pm | Wesclin-48 at Highland-65 - Final | 65-48 |
| 7:30 pm | Gibault-64 at Valmeyer-50 - Final | 64-50 |
| 7:30 pm | Silex-29 at Bowling Green-72 - Final | 72-29 |
| 7:30 pm | New Haven-36 at Chamois-48 - Final | 48-36 |
| 7:30 pm | Herculaneum-55 at Affton-67 - Final | 67-55 |
| 7:30 pm | Vandalia at Carlinville | Rivalry |
| 7:30 pm | Litchfield-40 at Civic Memorial-71 - Final | 71-40 |
| 7:30 pm | Alton-46 at O'Fallon-39 - Final | 46-39 |
| 7:30 pm | Edwardsville-45 at Collinsville-41 - Final | 45-41 |
| 7:30 pm | New Athens-40 at Sparta-71 - Final | 71-40 |
| 7:30 pm | Althoff-69 at Alton Marquette-42 - Final | 69-42 |
| 7:30 pm | Red Bud-40 at Waterloo-80 - Final | 80-40 |
| 7:30 pm | Belleville East-68 at Cahokia-50 - Final | 68-50 |
| 7:30 pm | Mascoutah-39 at Belleville West-62 - Final | 62-39 |
| 7:30 pm | Carlyle-45 at Chester-40 - Final | 45-40 |
| 7:30 pm | Mater Dei-55 at Salem, Illinois-43 - Final | 55-43 |
| 8:00 pm | St. Charles-59 at Winfield-36 - Final | 59-36 |