| Year: | 2013 |
| Team: | Northwestern State Demons |
| Sport: | football |
| Conference: | Southland Conference |
| Short Conf: | Southland |
| Record: | 6–6 |
| Conf Record: | 3–4 |
| Head Coach: | Jay Thomas |
| Hc Year: | 1st |
| Off Coach: | Robby Brown |
| Oc Year: | 1st |
| Def Coach: | Chris Boone |
| Dc Year: | 1st |
| Stadium: | Harry Turpin Stadium |
The 2013 Northwestern State Demons football team represented Northwestern State University as a member of the Southland Conference during the 2013 NCAA Division I FCS football season. Led by first-year head coach Jay Thomas, the Demons compiled an overall record of 6–6 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.
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See also: Southern Jaguars football and 2013 Southern Jaguars football team.
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See also: Cincinnati Bearcats football and 2013 Cincinnati Bearcats football team.
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See also: UAB Blazers football and 2013 UAB Blazers football team.
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See also: Nicholls State Colonels football and 2013 Nicholls State Colonels football team.
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See also: Southeastern Louisiana Lions football and 2013 Southeastern Louisiana Lions football team.
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See also: Sam Houston State Bearkats football and 2013 Sam Houston State Bearkats football team.
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See also: Central Arkansas Bears football and 2013 Central Arkansas Bears football team.
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See also: Lamar Cardinals football and 2013 Lamar Cardinals football team.
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See also: McNeese State Cowboys football and 2013 McNeese State Cowboys football team.
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See also: Stephen F. Austin Lumberjacks football and 2013 Stephen F. Austin Lumberjacks football team.
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All games aired on the radio via the Demon Sports Network, found on KNWD and online at nsudemons.com.