| Year: | 2011 |
| Team: | Northwestern State Demons |
| Sport: | football |
| Conference: | Southland Conference |
| Short Conf: | Southland |
| Record: | 5–6 |
| Conf Record: | 3–4 |
| Head Coach: | Bradley Dale Peveto |
| Hc Year: | 3rd |
| Off Coach: | Todd Cooley |
| Oc Year: | 3rd |
| Def Coach: | Brad Laird |
| Dc Year: | 7th |
| Stadium: | Harry Turpin Stadium |
The 2011 Northwestern State Demons football team represented Northwestern State University as a member of the Southland Conference during the 2011 NCAA Division I FCS football season. Led by third-year head coach Bradley Dale Peveto, the Demons compiled an overall record of 5–6 with a mark of 3–4 in conference play, placing fifth in the Southland. Northwestern State played home games at Harry Turpin Stadium in Natchitoches, Louisiana.