2020 South Dakota State Jackrabbits football team

The 2020 South Dakota State Jackrabbits football team represented South Dakota State University as a member of the Missouri Valley Football Conference (MVFC) during the 2020–21 NCAA Division I FCS football season. Led by 24th-year head coach John Stiegelmeier, the Jackrabbits compiled an overall record of 8–2 with a mark of 5–1 in conference play, sharing the MVFC title with Missouri State. South Dakota State received the MVFC's automatic bid to the NCAA Division I Football Championship playoffs, where the Jackrabbits defeated Holy Cross in the first round, fellow MVFC member Southern Illinois in the quarterfinals, and Delaware in the semifinals before losing to Sam Houston State in the NCAA Division I Championship Game. The team played home games on campus at Dana J. Dykhouse Stadium in Brookings, South Dakota.

Preseason
On May 27, 2020 HERO Sports ranked the Jackrabbits 2nd in their Top 25 poll for the 2020 season. This is SDSU's highest ranking in a preseason poll.

Schedule
South Dakota State had games scheduled against Butler, Nebraska, and Tarleton State, which were later canceled before the start of the 2020 season.