| Year: | 2021 |
| Team: | Portland State Vikings |
| Sport: | Football |
| Conference: | Big Sky Conference |
| Short Conf: | Big Sky |
| Record: | 5–6 |
| Conf Record: | 4–4 |
| Head Coach: | Bruce Barnum |
| Hc Year: | 7th |
| Off Coach: | Matt Leunen |
| Oc Year: | 3rd |
| Off Scheme: | Pro spread |
| Def Coach: | Payam Saadat |
| Dc Year: | 4th |
| Def Scheme: | 3–3–5 |
| Stadium: | Hillsboro Stadium |
The 2021 Portland State Vikings football team represented Portland State University as a member of the Big Sky Conference during the 2021 NCAA Division I FCS football season. Led by seventh-year head coach Bruce Barnum, they played their home games at Hillsboro Stadium in Portland, Oregon.
On July 26, 2021, during the virtual Big Sky Kickoff, the Vikings were predicted to finish tenth in the Big Sky by both the coaches and media.[1]
| 1 | Weber State | (7) | |
| 2 | Montana | (3) | |
| 3 | Eastern Washington | (2) | |
| 4 | Montana State | (1) | |
| 5 | Sacramento State | (1) | |
| 6 | UC Davis | ||
| 7 | Northern Arizona | ||
| 8 | Idaho | ||
| 9 | Idaho State | ||
| 10 | Portland State | ||
| 11 | Southern Utah | ||
| 12 | Cal Poly | ||
| 13 | Northern Colorado |
| 1 | Weber State | (14) | |
| 2 | Montana | (4) | |
| 3 | Eastern Washington | (3) | |
| 4 | Montana State | (3) | |
| 5 | Sacramento State | ||
| 6 | UC Davis | ||
| 7 | Northern Arizona | ||
| 8 | Idaho | ||
| 9 | Idaho State | ||
| 10 | Portland State | ||
| 11 | Southern Utah | ||
| 12 | Northern Colroado | ||
| 13 | Cal Poly |
The Vikings had one player selected to the preseason all-Big Sky team.[2]
Defense
Anthony Adams – S
See also: 2021 Hawaii Rainbow Warriors football team.
See also: 2021 Washington State Cougars football team.
See also: 2021 Montana State Bobcats football team.
See also: 2021 Southern Utah Thunderbirds football team.
See also: 2021 Idaho Vandals football team.
See also: 2021 Idaho State Bengals football team.
See also: 2021 Cal Poly Mustangs football team.
See also: 2021 Weber State Wildcats football team.
See also: 2021 Sacramento State Hornets football team.
See also: 2021 Eastern Washington Eagles football team and The Dam Cup.