Illinois State upsets Colorado State, 35–19

Illinois State closed as a 4-point underdog and won outright.

It was the 7th-biggest of 10 upsets in 2018 Week 4, and the 138th-biggest of the 2018 season. It was Illinois State's only upset win of 2018.

Other upsets in 2018 Week 4

1. Old Dominion 49, No. 13 Virginia Tech 35

   28.5-point underdogUnranked beat No. 13Recap
   Upset size35
2. Texas Tech 41, No. 15 Oklahoma State 17

   14.5-point underdogUnranked beat No. 15Recap
   Upset size20
3. Kentucky 28, No. 14 Mississippi State 7

   10-point underdogUnranked beat No. 14Recap
   Upset size16
4. Purdue 30, No. 23 Boston College 13

   6.5-point underdogUnranked beat No. 23Recap
   Upset size8
5. Texas 31, No. 17 TCU 16

   3-point underdogUnranked beat No. 17Recap
   Upset size7.5

More: Illinois State upsets · Colorado State upsets · all Week 4 upsets · the 2018 season · how upset size works