| Year: | 2015 |
| Team: | Northwestern State Demons |
| Sport: | football |
| Conference: | Southland Conference |
| Short Conf: | Southland |
| Record: | 4–7 |
| Conf Record: | 4–5 |
| Head Coach: | Jay Thomas |
| Hc Year: | 3rd |
| Off Coach: | Ben Norton |
| Oc Year: | 2nd |
| Def Coach: | Daryl Daye |
| Dc Year: | 1st |
| Stadium: | Harry Turpin Stadium |
The 2015 Northwestern State Demons football team represented Northwestern State University as a member of the Southland Conference during the 2015 NCAA Division I FCS football season. Led by third-year head coach Jay Thomas, the Demons compiled an overall record of 4–7 with a mark of 4–5 in conference play, placing in a three-way tie for fifth in the Southland. Northwestern State played home games at Harry Turpin Stadium in Natchitoches, Louisiana.
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