Record: 84-70, .545 W-L% (6th of 12) (Schedule and Results)
SRS: 6.34 (3rd of 12) ▪ SOS: 4.66 (3rd of 12)
Division Champions: Oregon (North), Stanford (North) and UCLA (South)
Conference Champion: Stanford (Won Championship Game 27-24)
Ranked in Preseason AP Poll: 3 (Oregon, Southern California and Stanford)
Ranked in Final AP Poll: 3 (Oregon, Oregon State and Stanford)
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
|---|---|---|---|---|---|---|---|---|
| 1 | Sep 15, 2012 | Sat | (21) Stanford | 21 | (2) Southern California | 14 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 2 | Sep 22, 2012 | Sat | Arizona State | 37 | Utah | 7 | ||
| 3 | Sep 22, 2012 | Sat | Colorado | 35 | @ | Washington State | 34 | |
| 4 | Sep 22, 2012 | Sat | (3) Oregon | 49 | (22) Arizona | 0 | ||
| 5 | Sep 22, 2012 | Sat | Oregon State | 27 | @ | (19) UCLA | 20 | |
| 6 | Sep 22, 2012 | Sat | (13) Southern California | 27 | California | 9 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 7 | Sep 27, 2012 | Thu | Washington | 17 | (8) Stanford | 13 | ||
| 8 | Sep 29, 2012 | Sat | Arizona State | 27 | @ | California | 17 | |
| 9 | Sep 29, 2012 | Sat | (2) Oregon | 51 | @ | Washington State | 26 | |
| 10 | Sep 29, 2012 | Sat | (18) Oregon State | 38 | @ | Arizona | 35 | |
| 11 | Sep 29, 2012 | Sat | UCLA | 42 | @ | Colorado | 14 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 12 | Oct 4, 2012 | Thu | (13) Southern California | 38 | @ | Utah | 28 | |
| 13 | Oct 6, 2012 | Sat | California | 43 | (25) UCLA | 17 | ||
| 14 | Oct 6, 2012 | Sat | (2) Oregon | 52 | (23) Washington | 21 | ||
| 15 | Oct 6, 2012 | Sat | (14) Oregon State | 19 | Washington State | 6 | ||
| 16 | Oct 6, 2012 | Sat | (18) Stanford | 54 | Arizona | 48 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 17 | Oct 11, 2012 | Thu | Arizona State | 51 | @ | Colorado | 17 | |
| 18 | Oct 13, 2012 | Sat | California | 31 | @ | Washington State | 17 | |
| 19 | Oct 13, 2012 | Sat | (11) Southern California | 24 | @ | Washington | 14 | |
| 20 | Oct 13, 2012 | Sat | UCLA | 21 | Utah | 14 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 21 | Oct 18, 2012 | Thu | (2) Oregon | 43 | @ | Arizona State | 21 | |
| 22 | Oct 20, 2012 | Sat | Arizona | 52 | Washington | 17 | ||
| 23 | Oct 20, 2012 | Sat | (8) Oregon State | 21 | Utah | 7 | ||
| 24 | Oct 20, 2012 | Sat | (11) Southern California | 50 | Colorado | 6 | ||
| 25 | Oct 20, 2012 | Sat | (22) Stanford | 21 | @ | California | 3 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 26 | Oct 27, 2012 | Sat | Arizona | 39 | (10) Southern California | 36 | ||
| 27 | Oct 27, 2012 | Sat | (2) Oregon | 70 | Colorado | 14 | ||
| 28 | Oct 27, 2012 | Sat | (19) Stanford | 24 | Washington State | 17 | ||
| 29 | Oct 27, 2012 | Sat | UCLA | 45 | @ | Arizona State | 43 | |
| 30 | Oct 27, 2012 | Sat | Utah | 49 | California | 27 | ||
| 31 | Oct 27, 2012 | Sat | Washington | 20 | (7) Oregon State | 17 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 32 | Nov 2, 2012 | Fri | Washington | 21 | @ | California | 13 | |
| 33 | Nov 3, 2012 | Sat | (2) Oregon | 62 | @ | (18) Southern California | 51 | |
| 34 | Nov 3, 2012 | Sat | (13) Oregon State | 36 | Arizona State | 26 | ||
| 35 | Nov 3, 2012 | Sat | (15) Stanford | 48 | @ | Colorado | 0 | |
| 36 | Nov 3, 2012 | Sat | (25) UCLA | 66 | (24) Arizona | 10 | ||
| 37 | Nov 3, 2012 | Sat | Utah | 49 | Washington State | 6 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 38 | Nov 10, 2012 | Sat | Arizona | 56 | Colorado | 31 | ||
| 39 | Nov 10, 2012 | Sat | (2) Oregon | 59 | @ | California | 17 | |
| 40 | Nov 10, 2012 | Sat | (21) Southern California | 38 | Arizona State | 17 | ||
| 41 | Nov 10, 2012 | Sat | (16) Stanford | 27 | (13) Oregon State | 23 | ||
| 42 | Nov 10, 2012 | Sat | (17) UCLA | 44 | @ | Washington State | 36 | |
| 43 | Nov 10, 2012 | Sat | Washington | 34 | Utah | 15 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 44 | Nov 17, 2012 | Sat | Arizona | 34 | @ | Utah | 24 | |
| 45 | Nov 17, 2012 | Sat | Arizona State | 46 | Washington State | 7 | ||
| 46 | Nov 17, 2012 | Sat | (15) Oregon State | 62 | California | 14 | ||
| 47 | Nov 17, 2012 | Sat | (14) Stanford | 17 | @ | (1) Oregon | 14 | |
| 48 | Nov 17, 2012 | Sat | (17) UCLA | 38 | (21) Southern California | 28 | ||
| 49 | Nov 17, 2012 | Sat | Washington | 38 | @ | Colorado | 3 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 50 | Nov 23, 2012 | Fri | Arizona State | 41 | @ | Arizona | 34 | |
| 51 | Nov 23, 2012 | Fri | Utah | 42 | @ | Colorado | 35 | |
| 52 | Nov 23, 2012 | Fri | Washington State | 31 | Washington | 28 | ||
| 53 | Nov 24, 2012 | Sat | (5) Oregon | 48 | @ | (16) Oregon State | 24 | |
| 54 | Nov 24, 2012 | Sat | (11) Stanford | 35 | @ | (15) UCLA | 17 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 55 | Nov 30, 2012 | Fri | (8) Stanford | 27 | (17) UCLA | 24 | Pac 12 Championship (Stanford, CA) |