The McComas Power Index for 1931 NCAA Football. These ratings were lasted updated on June 16, 2011, 5:56 p.m.
| Rank | Team | W | L | T | MPI | Sched (Rk) | Conference |
|---|---|---|---|---|---|---|---|
| 1 | Southern California | 10 | 1 | 0 | 0.8826 | 0.7419 (1) | PCC |
| 2 | Tulane | 11 | 1 | 0 | 0.8125 | 0.6009 (15) | Southern |
| 3 | Tennessee | 9 | 0 | 1 | 0.7953 | 0.5235 (48) | Southern |
| 4 | Southern Methodist | 9 | 1 | 1 | 0.7590 | 0.5563 (34) | SWC |
| 5 | Colgate | 8 | 1 | 0 | 0.7427 | 0.3650 (103) | Northeast Independent |
| 6 | St. Mary's | 8 | 2 | 0 | 0.7409 | 0.5061 (54) | South/West Independent |
| 7 | Cornell | 7 | 1 | 0 | 0.7375 | 0.3855 (98) | Northeast Independent |
| 8 | Alabama | 9 | 1 | 0 | 0.7357 | 0.4783 (63) | Southern |
| 9 | Purdue | 9 | 1 | 0 | 0.7332 | 0.4423 (78) | Western |
| 10 | Pittsburgh | 8 | 1 | 0 | 0.7302 | 0.4869 (60) | Eastern Independent |
| 11 | Marquette | 8 | 1 | 0 | 0.7166 | 0.3848 (99) | Eastern Independent |
| 12 | Nebraska | 8 | 2 | 0 | 0.7130 | 0.5559 (35) | Big 6 |
| 13 | Columbia | 7 | 1 | 1 | 0.7101 | 0.4414 (79) | Northeast Independent |
| 14 | Harvard | 7 | 1 | 0 | 0.7093 | 0.4570 (73) | Northeast Independent |
| 15 | Georgia | 8 | 2 | 0 | 0.7072 | 0.6745 (6) | Southern |
| 16 | Michigan | 8 | 1 | 1 | 0.7054 | 0.4568 (74) | Western |
| 17 | Utah | 7 | 2 | 0 | 0.7046 | 0.5862 (19) | Rocky Mountain |
| 18 | Syracuse | 7 | 1 | 1 | 0.7022 | 0.4077 (93) | Northeast Independent |
| 19 | Bucknell | 6 | 0 | 3 | 0.7009 | 0.4360 (81) | Eastern Independent |
| 20 | Northwestern | 7 | 1 | 1 | 0.6873 | 0.6379 (10) | Western |
| 21 | Maryland | 8 | 1 | 1 | 0.6810 | 0.4124 (91) | Southern |
| 22 | Texas Christian | 9 | 2 | 1 | 0.6804 | 0.4303 (83) | SWC |
| 23 | Temple | 8 | 1 | 1 | 0.6791 | 0.4152 (90) | Eastern Independent |
| 24 | Army | 8 | 2 | 1 | 0.6774 | 0.5521 (38) | Northeast Independent |
| 25 | California | 8 | 2 | 0 | 0.6750 | 0.5379 (43) | PCC |
| 26 | Fordham | 6 | 1 | 2 | 0.6596 | 0.4298 (84) | Northeast Independent |
| 27 | Detroit Mercy | 7 | 2 | 1 | 0.6483 | 0.4957 (57) | Eastern Independent |
| 28 | Utah State | 6 | 2 | 0 | 0.6481 | 0.4992 (56) | Rocky Mountain |
| 29 | Notre Dame | 6 | 2 | 1 | 0.6457 | 0.7069 (2) | Eastern Independent |
| 30 | Kansas State | 8 | 2 | 0 | 0.6351 | 0.3760 (101) | Big 6 |
| 31 | Stanford | 7 | 2 | 2 | 0.6310 | 0.5237 (47) | PCC |
| 32 | Yale | 5 | 1 | 2 | 0.6239 | 0.5180 (50) | Northeast Independent |
| 33 | Oregon | 6 | 2 | 2 | 0.6091 | 0.5542 (37) | PCC |
| 34 | New York University | 6 | 3 | 1 | 0.6088 | 0.5624 (29) | Northeast Independent |
| 35 | Minnesota | 7 | 3 | 0 | 0.6038 | 0.5242 (45) | Western |
| 36 | Texas A&M | 7 | 3 | 0 | 0.6002 | 0.5644 (28) | SWC |
| 37 | Oklahoma State | 8 | 2 | 1 | 0.5961 | 0.3202 (106) | MVC |
| 38 | Washington | 5 | 3 | 1 | 0.5931 | 0.6463 (8) | PCC |
| 39 | Brown | 7 | 3 | 0 | 0.5931 | 0.2946 (108) | Northeast Independent |
| 40 | Kentucky | 5 | 2 | 2 | 0.5825 | 0.5835 (22) | Southern |
| 41 | Arizona State | 6 | 2 | 0 | 0.5793 | 0.3199 (107) | Border |
| 42 | Oregon State | 6 | 3 | 1 | 0.5769 | 0.5388 (42) | PCC |
| 43 | Ohio State | 6 | 3 | 0 | 0.5765 | 0.5857 (20) | Western |
| 44 | Pennsylvania | 6 | 3 | 0 | 0.5762 | 0.4233 (88) | Eastern Independent |
| 45 | Dartmouth | 5 | 3 | 1 | 0.5663 | 0.5101 (53) | Northeast Independent |
| 46 | Auburn | 5 | 3 | 1 | 0.5528 | 0.5314 (44) | Southern |
| 47 | Sewanee | 6 | 3 | 1 | 0.5484 | 0.4402 (80) | Southern |
| 48 | Texas | 6 | 4 | 0 | 0.5463 | 0.5835 (21) | SWC |
| 49 | Michigan State | 5 | 3 | 1 | 0.5378 | 0.4804 (61) | Eastern Independent |
| 50 | Colorado State | 5 | 4 | 0 | 0.5371 | 0.6433 (9) | Rocky Mountain |
| 51 | Washington State | 6 | 4 | 0 | 0.5319 | 0.6279 (11) | PCC |
| 52 | Colorado | 5 | 3 | 0 | 0.5225 | 0.5517 (39) | Rocky Mountain |
| 53 | Duke | 5 | 3 | 2 | 0.5164 | 0.5863 (18) | Southern |
| 54 | Vanderbilt | 5 | 4 | 0 | 0.5127 | 0.6918 (3) | Southern |
| 55 | Rice | 6 | 4 | 0 | 0.5126 | 0.5241 (46) | SWC |
| 56 | Washington & Jefferson | 6 | 4 | 0 | 0.5103 | 0.4122 (92) | Eastern Independent |
| 57 | Iowa State | 5 | 3 | 0 | 0.5099 | 0.4922 (58) | Big 6 |
| 58 | Wyoming | 6 | 4 | 0 | 0.5013 | 0.4288 (86) | Rocky Mountain |
| 59 | Grinnell | 5 | 3 | 0 | 0.4983 | 0.2577 (110) | MVC |
| 60 | Wisconsin | 5 | 4 | 1 | 0.4867 | 0.5570 (33) | Western |
| 61 | Louisiana State | 5 | 4 | 0 | 0.4845 | 0.5831 (23) | Southern |
| 62 | Villanova | 4 | 3 | 2 | 0.4845 | 0.4595 (71) | Eastern Independent |
| 63 | New Mexico State | 6 | 4 | 0 | 0.4787 | 0.2655 (109) | Border |
| 64 | Navy | 5 | 5 | 1 | 0.4784 | 0.5037 (55) | Eastern Independent |
| 65 | South Carolina | 5 | 4 | 1 | 0.4692 | 0.3925 (96) | Southern |
| 66 | North Carolina | 4 | 3 | 3 | 0.4567 | 0.5739 (24) | Southern |
| 67 | Wake Forest | 4 | 4 | 0 | 0.4382 | 0.3383 (104) | South/West Independent |
| 68 | Centenary | 5 | 5 | 0 | 0.4308 | 0.4638 (67) | South/West Independent |
| 69 | Brigham Young | 4 | 4 | 0 | 0.4256 | 0.4262 (87) | Rocky Mountain |
| 70 | New Mexico | 3 | 3 | 1 | 0.4251 | 0.3699 (102) | Border |
| 71 | Colorado College | 4 | 4 | 0 | 0.4224 | 0.5732 (25) | Rocky Mountain |
| 72 | UCLA | 3 | 4 | 1 | 0.4224 | 0.5682 (27) | PCC |
| 73 | Georgetown | 4 | 5 | 1 | 0.4114 | 0.4617 (68) | South/West Independent |
| 74 | Kansas | 5 | 5 | 0 | 0.4107 | 0.4481 (77) | Big 6 |
| 75 | Creighton | 4 | 5 | 0 | 0.4099 | 0.4550 (75) | MVC |
| 76 | Idaho | 3 | 4 | 0 | 0.4074 | 0.5608 (32) | PCC |
| 77 | Virginia Tech | 3 | 4 | 2 | 0.4052 | 0.4877 (59) | Southern |
| 78 | Drake | 5 | 6 | 0 | 0.4038 | 0.4787 (62) | MVC |
| 79 | Davidson | 4 | 4 | 2 | 0.4036 | 0.4049 (94) | South/West Independent |
| 80 | Gonzaga | 3 | 4 | 0 | 0.4031 | 0.4017 (95) | South/West Independent |
| 81 | Carnegie Tech | 3 | 5 | 1 | 0.3883 | 0.5965 (16) | Eastern Independent |
| 82 | Denver | 4 | 6 | 0 | 0.3712 | 0.5549 (36) | Rocky Mountain |
| 83 | Washington & Lee | 4 | 5 | 1 | 0.3620 | 0.4603 (70) | Southern |
| 84 | Indiana | 2 | 5 | 1 | 0.3586 | 0.6122 (12) | Western |
| 85 | Arizona | 3 | 5 | 1 | 0.3519 | 0.4617 (69) | Border |
| 86 | Arkansas | 3 | 5 | 1 | 0.3453 | 0.5158 (51) | SWC |
| 87 | Baylor | 3 | 6 | 0 | 0.3436 | 0.5615 (30) | SWC |
| 88 | Northern Arizona | 3 | 5 | 0 | 0.3404 | 0.4328 (82) | Border |
| 89 | West Virginia | 4 | 6 | 0 | 0.3271 | 0.5469 (40) | Eastern Independent |
| 90 | Northern Colorado | 2 | 4 | 1 | 0.3172 | 0.5117 (52) | Rocky Mountain |
| 91 | Mississippi | 2 | 6 | 1 | 0.3120 | 0.6107 (13) | Southern |
| 92 | Oklahoma | 4 | 7 | 1 | 0.3045 | 0.4734 (65) | Big 6 |
| 93 | Florida | 2 | 6 | 2 | 0.2977 | 0.6502 (7) | Southern |
| 94 | Georgia Tech | 2 | 7 | 1 | 0.2821 | 0.6758 (5) | Southern |
| 95 | North Carolina State | 3 | 6 | 0 | 0.2815 | 0.4650 (66) | Southern |
| 96 | Virginia Military Institute | 3 | 6 | 1 | 0.2795 | 0.4293 (85) | Southern |
| 97 | Illinois | 2 | 6 | 0 | 0.2596 | 0.5612 (31) | Western |
| 98 | Chicago | 2 | 6 | 1 | 0.2521 | 0.5213 (49) | Western |
| 99 | Iowa | 1 | 6 | 1 | 0.2491 | 0.6843 (4) | Western |
| 100 | Mississippi State | 2 | 6 | 0 | 0.2239 | 0.4593 (72) | Southern |
| 101 | Colorado Mines | 1 | 5 | 1 | 0.2167 | 0.3916 (97) | Rocky Mountain |
| 102 | Montana State | 1 | 5 | 1 | 0.2147 | 0.3808 (100) | Rocky Mountain |
| 103 | Penn State | 2 | 8 | 0 | 0.2022 | 0.4491 (76) | Eastern Independent |
| 104 | Clemson | 1 | 6 | 2 | 0.2002 | 0.4156 (89) | Southern |
| 105 | Washington (Missouri) | 2 | 7 | 0 | 0.1999 | 0.3224 (105) | MVC |
| 106 | Montana | 1 | 6 | 0 | 0.1961 | 0.5891 (17) | PCC |
| 107 | Virginia | 1 | 7 | 2 | 0.1942 | 0.5462 (41) | Southern |
| 108 | Western State | 1 | 6 | 0 | 0.1908 | 0.4740 (64) | Rocky Mountain |
| 109 | Missouri | 2 | 8 | 0 | 0.1851 | 0.6035 (14) | Big 6 |
| 110 | Princeton | 1 | 7 | 0 | 0.1834 | 0.5685 (26) | Eastern Independent |