Iowa high school boys playoff basketball action centered around two classes Monday night.
| 3A District 1 Substate 1 |
|---|
| Semifinal |
Carroll 82, Greene County 45
Harlan 67, Denison-Schleswig 61
| 3A District 10 Substate 5 |
|---|
| Semifinal |
Fort Madison 51, Fairfield 39
Mount Pleasant 55, Keokuk 29
| 3A District 11 Substate 6 |
|---|
| Semifinal |
Chariton 83, Clarke, Osceola 54
Knoxville 69, Centerville 59
| 3A District 12 Substate 6 |
|---|
| Semifinal |
Grinnell 69, Oskaloosa 55
Newton 70, South Tama County, Tama 52
| 3A District 13 Substate 7 |
|---|
| Semifinal |
Bondurant Farrar 75, Carlisle 71
Pella 79, Saydel 23
| 3A District 14 Substate 7 |
|---|
| Semifinal |
Ballard 66, Gilbert 57
Nevada 62, North Polk, Alleman 43
| 3A District 15 Substate 8 |
|---|
| Semifinal |
Boone 67, ADM, Adel 58
Perry 57, Dallas Center-Grimes 50
| 3A District 16 Substate 8 |
|---|
| Semifinal |
Atlantic 59, Winterset 39
Glenwood 76, Creston 38
| 3A District 2 Substate 1 |
|---|
| Semifinal |
Bishop Heelan Catholic, Sioux City 76, Sergeant Bluff-Luton 70, OT
MOC-Floyd Valley 72, LeMars 48
| 3A District 3 Substate 2 |
|---|
| Semifinal |
Spirit Lake 78, Estherville Lincoln Central 29
Storm Lake 72, Spencer 67
| 3A District 4 Substate 2 |
|---|
| Semifinal |
Algona 48, Humboldt 43
Webster City 82, Iowa Falls-Alden 47
| 3A District 5 Substate 3 |
|---|
| Semifinal |
Crestwood, Cresco 57, Decorah 46
Waverly-Shell Rock 75, Charles City 55
| 3A District 6 Substate 3 |
|---|
| Semifinal |
Wahlert, Dubuque 70, Independence 35
West Delaware, Manchester 55, Marion 47, OT
| 3A District 7 Substate 4 |
|---|
| Semifinal |
Benton Community 71, Center Point-Urbana 58
Mount Vernon 52, Vinton-Shellsburg 29
| 3A District 8 Substate 4 |
|---|
| Semifinal |
Assumption, Davenport 54, Maquoketa 51
Solon 63, Central Clinton, DeWitt 52
| 3A District 9 Substate 5 |
|---|
| Semifinal |
Cedar Rapids Xavier 90, Williamsburg 47
Clear Creek-Amana 75, Washington 71
| 4A Substate 1 |
|---|
| Quarterfinal |
Lewis Central 75, Sioux City, West 71
Sioux City, North 76, Council Bluffs, Thomas Jefferson 41
| 4A Substate 2 |
|---|
| Quarterfinal |
Fort Dodge 60, Mason City 47
Waukee 77, Des Moines, East 62
| 4A Substate 3 |
|---|
| Quarterfinal |
Cedar Rapids, Kennedy 56, Waterloo, West 51, OT
Waterloo, East 75, Marshalltown 55
| 4A Substate 4 |
|---|
| Quarterfinal |
Dubuque, Hempstead 52, Epworth, Western Dubuque 37
Dubuque, Senior 66, Davenport, North 54
| 4A Substate 5 |
|---|
| Quarterfinal |
Bettendorf 51, Davenport, West 50
Clinton 62, Burlington 49
| 4A Substate 6 |
|---|
| Quarterfinal |
Cedar Rapids, Jefferson 55, Cedar Rapids, Washington 52
Prairie, Cedar Rapids 62, Ottumwa 46
| 4A Substate 7 |
|---|
| Quarterfinal |
Des Moines, North 89, Indianola 44
Urbandale 73, Des Moines, Lincoln 62
| 4A Substate 8 |
|---|
| Quarterfinal |
Des Moines, Roosevelt 69, Johnston 62
Southeast Polk 76, Norwalk 65
