South Dakota State vs. Southern Illinois

Every meeting on file, as played. Ranks are the AP poll’s going in.

1. South Dakota State’s biggest win2020: South Dakota State 44, Southern Illinois 3by 41 points
2. Southern Illinois’s biggest win2009: Southern Illinois 34, South Dakota State 15by 19 points
3. Upset2010: South Dakota State 31, Southern Illinois 10South Dakota State had a 28% chance, by our ratings before kickoff
4. Upset2021: Southern Illinois 42, South Dakota State 41Southern Illinois had a 30% chance, by our ratings before kickoff

Our Elo rating at the end of each season, a measure of how strong a team was, not a forecast; 1500 is an average FBS team.

Every game is listed as played on the field.

• South Dakota State vs. North Dakota State26 meetings, South Dakota State 10–⁠16
• South Dakota State vs. Northern Iowa22 meetings, South Dakota State 11–⁠11
• South Dakota State vs. Youngstown State19 meetings, South Dakota State 16–⁠3
• South Dakota State vs. Missouri State15 meetings, South Dakota State 14–⁠1
• Southern Illinois vs. Illinois State36 meetings, Southern Illinois 21–⁠14–⁠1
• Southern Illinois vs. Indiana State36 meetings, Southern Illinois 22–⁠14
• Southern Illinois vs. Missouri State26 meetings, Southern Illinois 17–⁠9
• Southern Illinois vs. Southeast Missouri State24 meetings, Southern Illinois 18–⁠6