Iowa State upsets No. 8 Oklahoma State, 24–21

It was unranked Iowa State taking down the No. 8 team in the AP poll.

It was the 6th-biggest of 15 upsets in 2021 Week 8, and the 81st-biggest of the 2021 season. It was Iowa State's only upset win of 2021.

Other upsets in 2021 Week 8

1. Illinois 20, No. 7 Penn State 18

   24.5-point underdogUnranked beat No. 7Recap
   Upset size34
2. Rice 30, UAB 24

   23.5-point underdogRecap
   Upset size23.5
3. New Mexico 14, Wyoming 3

   20-point underdogRecap
   Upset size20
4. UL Monroe 41, South Alabama 31

   13.5-point underdogRecap
   Upset size13.5
5. App State 30, No. 14 Coastal Carolina 27

   4.5-point underdogUnranked beat No. 14Recap
   Upset size10.5

More: Iowa State upsets · Oklahoma State upsets · all Week 8 upsets · the 2021 season · how upset size works