Class 4A boys schools will try to earn trips to State on Tuesday night in Substate Finals. All games are set for 7:00 p.m. starts.

Substate 1 @ CB Thomas Jefferson: CB Abraham Lincoln (18-4) vs. Southeast Polk (12-7)
Substate 2 @ East High: Ankeny Centennial (14-4) vs. Ames (16-3)
Substate 3 @ Marshalltown: Johnston (9-4) vs. Cedar Rapids Kennedy (15-7)
Substate 4 @ Waterloo East: Cedar Falls (18-0) vs. Cedar Rapids Washington (14-7)
Substate 5 @ Clinton: Dubuque Senior (11-8) vs. North Scott (12-7)
Substate 6 @ Bettendorf: Pleasant Valley (18-3) vs. Iowa City Liberty (7-5)
Substate 7 @ Dallas Center-Grimes: Valley (16-4) vs. Dowling Catholic (11-8)