1st Round Quarterfinal Round Semifinal Round Championship Round
Thursday, October 18th Thursday, October 25th Friday, November 2nd Friday, November 9th
   
Region 1
7:00 PM CT @ Aberdeen
#1 Aberdeen Roncalli 28
#4 Elk Point-Jefferson* 7 7:00 PM CT @ Canton
#1 Canton 40  
6:00 PM CT @ Groton #8 Aberdeen Roncalli 7  
#2 Groton Area 7  
#3 Mobridge-Pollock 13  
  7:00 PM CT @ Canton
Region 2   #1 Canton 20  
7:00 PM CT @ Canton     #4 SF Christian 38  
#1 Canton 54    
#4 Sioux Valley* 14 7:00 PM CT @ Bob Young Field    
#4 SF Christian 14    
7:00 PM CT @ Beresford #5 Winner 12   SDHSAA Centennial logo with STARS.JPG
 
#2 Beresford 21  
#3 SF Christian 28  
    1:00 PM CT @ DakotaDome
Region 3   #4 SF Christian  
7:00 PM CT @ Bridgewater     #2 Bridgewater-Emery/Ethan  
#1 Bridgewater-Emery/Ethan 46 2018 Class 11B
Football Playoffs
   
#4 Woon./Wess. Spr./San. Cent. 0 6:00 PM CT @ Bridgewater  
#2 Bridgewater-Emery/Ethan 47    
7:00 PM CT @ Mt. Vernon #7 Mobridge-Pollock 6    
#2 Mt. Vernon/Plankinton 42    
#3 Stanley County* 21    
  7:00 PM CT @ Bridgewater  
Region 4   #2 Bridgewater-Emery/Ethan 41  
7:00 PM CT @ Winner     #3 Mt. Vernon/Plankinton 6 Quarterfinal Teams
#1 Winner 50   Canton     9-0     47.625
Bridgewater-Emery/Ethan     8-1     44.875
Mt. Vernon/Plankinton     8-1     43.750
SF Christian     7-2     43.500
# Winner     7-2     43.125
Lead-Deadwood     7-2     43.125
^ Mobridge-Pollock     6-3     41.375
Aberdeen Roncalli     6-3     41.375
#4 Custer* 0 6:00 PM CT @ Mt. Vernon  
#3 Mt. Vernon/Plankinton 46  
6:00 PM MT @ Deadwood #6 Lead-Deadwood 0  
#2 Lead-Deadwood 40
#3 Red Cloud 12
# tie broken by average of opponents' seed points
^ tie broken by result of head-to-head competition
* Denotes at-large team (cannot host 1st round game)
> Teams are re-seeded after 1st Round