Top-seeded Sullivan and second-seeded St. Clair had convincing home wins in opening round Class 4 District 3 football action Thursday night.
The Eagles blasted eighth-seeded Pacific 66-14 while the Bulldogs cruised past seventh-seeded Borgia, 38-7.
Sixth-seeded Union gave third-seeded Priory a scare before falling, 8-0.
The football season also ended for Hermann, Warrenton and Wright City with district setbacks.
Washington hosts Smith-Cotton in Class 5 District 4 Friday at 7 p.m.
St. Clair 38, Borgia 7
St. Clair advanced in Class 4 District 3 with a 38-7 home win Thursday over Borgia.
The second-seeded Bulldogs (9-1) will host Priory (8-2) in the district semifinals Wednesday at 7 p.m.
St. Clair held leads over seventh-seeded Borgia (4-6) of 14-0 after one quarter, 25-0 at halftime and 38-0 after three quarters.
St. Clair quarterback Kyle Juergens threw for two touchdowns and rushed for two more.
Adam Brott scored two touchdowns, one rushing and one receiving.
Evan Powell added a touchdown reception.
Jacob Haskins ran for a score for the Knights.
Borgia 0-0-0-7=7
St. Clair 14-11-13-0=38
First Quarter
S-Adam Brott 90 run (Jacob Meisel kick), 11:10
S-Brott 5 pass from Kyle Juergens (Meisel kick), 2:59
Second Quarter
S-Safety, 8:35
S-Evan Powell 8 pass from Juergens (Meisel kick), 6:01
S-Safety, 3:11
Third Quarter
S-Juergens 1 run (kick failed), 9:46
S-Juergens 50 run (Meisel kick), 4:31
Fourth Quarter
B-Jacob Haskins 12 run (Tony Helfrich kick), 3:11
Priory 8, Union 0
Third-seeded Priory made a second-quarter touchdown and a third-quarter safety hold up in a Class 4 District 3 win over sixth-seeded Union at Parkway North High School.
The Rebels (8-2) will visit St. Clair (9-1) in the district semifinals Wednesday at 7 p.m.
Union (5-5) played well enough defensively to win, but struggled on the offensive end.
Union 0-0-0-0=0
Priory 0-6-2-0=8
Second Quarter
P-Patrick Agnew 7 pass from David Nogalski (kick failed), 6:05
Third Quarter
P-Safety, :50
Sullivan 66, Pacific 14
Top-seeded Sullivan cruised to a convincing home win over eighth-seeded Pacific.
The Eagles (10-0) will host Westminster (8-2) in the district semifinals Wednesday at 7 p.m.
Westminster knocked off Ladue, 28-0.
It was another big night for Sullivan running back Justin Biermann, who rushed for four touchdowns.
Adam Weiland added a pair of touchdown catches from quarterback Adam Tiefenbrunn.
Sullivan held leads of 21-0 after the first quarter and 56-0 at halftime.
Pacific (2-8) scored in the third quarter on an 11-yard run by Kelvin Klenke followed by a fourth-quarter touchdown on a seven-yard run by Lucas Zurliene.
Pacific 0-0-7-7=14
Sullivan 21-35-10-0=66
First Quarter
SUL - Adam Weiland 15 catch from Adam Tiefenbrunn (Jake Lochner kick), 9:58
SUL - Justin Biermann 13 run (Lochner kick), 5:58
SUL - Caden Weigl 1 run (Lochner kick), 2:39
Second Quarter
SUL - Biermann 44 run (Lochner kick), 11:52
SUL - Weiland 57 catch from Tiefenbrunn (Lochner kick), 10:34
SUL - Clayton Mayer 46 run (Lochner kick), 8:19
SUL - Biermann 33 run (Lochner kick), 6:34
SUL - Biermann 41 run (Lochner kick), 4:05
Third Quarter
SUL - Lochner 36 kick, 8:11
PAC - Kelvin Klenke 11 run (Mitchell Broam kick), 3:29
SUL - Andrew Hines 40 run (Lochner kick), 2:30
Fourth Quarter
PAC - Lucas Zurliene 7 run (Broam kick), 8:24