The USC Trojans were 4-8 in 2021.
| TEAM | CONF | OVERALL | |
|---|---|---|---|
6 | 5-4 | 7-6 | |
7 | 4-5 | 5-7 | |
8 | 3-6 | 4-8 | |
9 | 3-6 | 4-8 | |
10 | 3-6 | 4-8 |
| GP | PTS | YDS | PLY | AVG | RUSH YDS | RUSH ATT | RUSH AVG | PASS YDS | PASS ATT | PASS AVG | SCK | SCKY | 1DWN | RUSH 1DWN | PASS 1DWN | PEN 1DWN | PEN | PEN YDS | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Team | 12 | 344 | 5,323 | 900 | 5.9 | 1,743 | 400 | 4.4 | 3,580 | 500 | 7.2 | 18 | 166 | 309 | 112 | 166 | 31 | 95 | 895 |
Team Rank | 74th | 54th | 46th | 59th | 90th | 113th | 60th | 22nd | 13th | 83rd | 19th | 79th | 23rd | 63rd | 14th | 9th | 110th | 116th | |
Opponent | 12 | 381 | 4,908 | 788 | 6.4 | 2,006 | 436 | 4.6 | 2,902 | 331 | 8.8 | 21 | 124 | 255 | 98 | 127 | 30 | 86 | 818 |
Opponent Rank | 97th | 69th | 11th | 113th | 76th | 25th | 99th | 67th | 18th | 121st | 97th | 25th | 55th | 34th | 66th | 110th | 32nd | 22nd | |
Net | -37 | +415 | +112 | -0.5 | -263 | -36 | -0.2 | +678 | +169 | -1.6 | -3 | +42 | +54 | +14 | +39 | +1 | +9 | +77 | |
Net Rank | 92nd | 62nd | 5th | 96th | 84th | 94th | 80th | 28th | 6th | 112th | 54th | 39th | 23rd | 51st | 20th | 52nd | 87th | 91st |
| Atlantic Coast | W | L | PCT | |
|---|---|---|---|---|
| 1 | 8 | 1 | .889 | |
| 2 | 8 | 2 | .800 |
| Big 10 | W | L | PCT | |
|---|---|---|---|---|
| 1 | 9 | 0 | 1.000 | |
| 2 | 10 | 0 | 1.000 |
| Independent | W | L | PCT | |
|---|---|---|---|---|
| 1 | 7 | 2 | .778 | |
| 2 | 7 | 3 | .700 |
| Pac-12 | W | L | PCT | |
|---|---|---|---|---|
| 1 | 2 | 8 | .200 | |
| 2 | 4 | 5 | .444 |
| Mountain West | W | L | PCT | |
|---|---|---|---|---|
| 1 | 7 | 2 | .778 | |
| 2 | 6 | 3 | .667 |
| Big 12 | W | L | PCT | |
|---|---|---|---|---|
| 1 | 9 | 1 | .900 | |
| 2 | 8 | 1 | .889 |
| American Athletic | W | L | PCT | |
|---|---|---|---|---|
| 1 | 7 | 2 | .778 | |
| 2 | 7 | 2 | .778 |
| Mid-American | W | L | PCT | |
|---|---|---|---|---|
| 1 | 6 | 4 | .600 | |
| 2 | 6 | 4 | .600 |
| Sun Belt | W | L | PCT | |
|---|---|---|---|---|
| 1 | 8 | 1 | .889 | |
| 2 | 7 | 2 | .778 |
| Conference USA | W | L | PCT | |
|---|---|---|---|---|
| 1 | 7 | 2 | .778 | |
| 2 | 6 | 3 | .667 |