The 2011 Illinois State Redbirds football team represented Illinois State University as a member of the Missouri Valley Football Conference (MVFC) during the 2011 NCAA Division I FCS football season.

Led by third-year head coach Brock Spack, the Redbirds compiled an overall record of 7–4 with a mark of 5–3 in conference play, placing third in the MVFC.

Illinois State played home games at Hancock Stadium in Normal, Illinois.

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