The McComas Power Index for 1991 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 | Miami (Florida) | 12 | 0 | 0 | 0.9569 | 0.5544 (22) | Big East |
| 2 | Washington | 12 | 0 | 0 | 0.9175 | 0.5249 (41) | Pac 10 |
| 3 | Florida State | 11 | 2 | 0 | 0.8343 | 0.5644 (18) | South/West Independent |
| 4 | East Carolina | 11 | 1 | 0 | 0.8294 | 0.4515 (85) | Eastern Independent |
| 5 | Penn State | 11 | 2 | 0 | 0.8274 | 0.5694 (14) | Eastern Independent |
| 6 | Alabama | 11 | 1 | 0 | 0.8245 | 0.4958 (65) | SEC |
| 7 | Bowling Green State | 11 | 1 | 0 | 0.8236 | 0.4625 (80) | MAC |
| 8 | Florida | 10 | 2 | 0 | 0.8075 | 0.6226 (2) | SEC |
| 9 | Syracuse | 10 | 2 | 0 | 0.8047 | 0.5536 (23) | Big East |
| 10 | Iowa | 10 | 1 | 1 | 0.7905 | 0.4841 (73) | Big Ten |
| 11 | Michigan | 10 | 2 | 0 | 0.7704 | 0.5775 (11) | Big Ten |
| 12 | California | 10 | 2 | 0 | 0.7593 | 0.5161 (48) | Pac 10 |
| 13 | Notre Dame | 10 | 3 | 0 | 0.7462 | 0.5685 (15) | Eastern Independent |
| 14 | Nebraska | 9 | 2 | 1 | 0.7431 | 0.5476 (24) | Big 8 |
| 15 | Texas A&M | 10 | 2 | 0 | 0.7353 | 0.4990 (62) | SWC |
| 16 | Tennessee | 9 | 3 | 0 | 0.7307 | 0.5862 (8) | SEC |
| 17 | Brigham Young | 8 | 3 | 2 | 0.7270 | 0.5814 (10) | WAC |
| 18 | Clemson | 9 | 2 | 1 | 0.7173 | 0.4906 (69) | ACC |
| 19 | Georgia | 9 | 3 | 0 | 0.7157 | 0.5092 (55) | SEC |
| 20 | Fresno State | 10 | 2 | 0 | 0.7049 | 0.3768 (102) | Big West |
| 21 | Tulsa | 10 | 2 | 0 | 0.6972 | 0.4088 (100) | South/West Independent |
| 22 | North Carolina State | 9 | 3 | 0 | 0.6905 | 0.4727 (76) | ACC |
| 23 | Louisiana Tech | 8 | 1 | 2 | 0.6842 | 0.2494 (107) | South/West Independent |
| 24 | Oklahoma | 9 | 3 | 0 | 0.6761 | 0.4647 (78) | Big 8 |
| 25 | Air Force | 10 | 3 | 0 | 0.6693 | 0.4467 (91) | WAC |
| 26 | Virginia | 8 | 3 | 1 | 0.6660 | 0.4643 (79) | ACC |
| 27 | Stanford | 8 | 4 | 0 | 0.6656 | 0.5096 (54) | Pac 10 |
| 28 | UCLA | 9 | 3 | 0 | 0.6550 | 0.5280 (36) | Pac 10 |
| 29 | Colorado | 8 | 3 | 1 | 0.6479 | 0.5251 (39) | Big 8 |
| 30 | Central Michigan | 6 | 1 | 4 | 0.6463 | 0.4409 (92) | MAC |
| 31 | Ohio State | 8 | 4 | 0 | 0.6462 | 0.4969 (63) | Big Ten |
| 32 | San Diego State | 8 | 4 | 1 | 0.6400 | 0.5390 (29) | WAC |
| 33 | Georgia Tech | 8 | 5 | 0 | 0.6184 | 0.5335 (32) | ACC |
| 34 | Indiana | 7 | 4 | 1 | 0.6170 | 0.4998 (60) | Big Ten |
| 35 | Baylor | 8 | 4 | 0 | 0.6093 | 0.4922 (68) | SWC |
| 36 | Mississippi State | 7 | 5 | 0 | 0.5810 | 0.5179 (45) | SEC |
| 37 | North Carolina | 7 | 4 | 0 | 0.5719 | 0.4531 (83) | ACC |
| 38 | San Jose State | 6 | 4 | 1 | 0.5712 | 0.4488 (88) | Big West |
| 39 | West Virginia | 6 | 5 | 0 | 0.5682 | 0.6029 (6) | Big East |
| 40 | Kansas State | 7 | 4 | 0 | 0.5679 | 0.4307 (94) | Big 8 |
| 41 | Utah | 7 | 5 | 0 | 0.5660 | 0.4661 (77) | WAC |
| 42 | Pittsburgh | 6 | 5 | 0 | 0.5658 | 0.5545 (21) | Big East |
| 43 | Texas Christian | 7 | 4 | 0 | 0.5614 | 0.4483 (89) | SWC |
| 44 | Miami (Ohio) | 6 | 4 | 1 | 0.5535 | 0.4521 (84) | MAC |
| 45 | Arkansas | 6 | 6 | 0 | 0.5393 | 0.5249 (42) | SWC |
| 46 | Ball State | 6 | 5 | 0 | 0.5362 | 0.4299 (95) | MAC |
| 47 | Western Michigan | 6 | 5 | 0 | 0.5356 | 0.5029 (59) | MAC |
| 48 | Rutgers | 6 | 5 | 0 | 0.5298 | 0.4567 (81) | Big East |
| 49 | Illinois | 6 | 6 | 0 | 0.5256 | 0.5175 (46) | Big Ten |
| 50 | Kansas | 6 | 5 | 0 | 0.5255 | 0.5156 (50) | Big 8 |
| 51 | Arizona State | 6 | 5 | 0 | 0.5163 | 0.5062 (57) | Pac 10 |
| 52 | Texas Tech | 6 | 5 | 0 | 0.5135 | 0.4509 (86) | SWC |
| 53 | Toledo | 5 | 5 | 1 | 0.5046 | 0.5254 (38) | MAC |
| 54 | Virginia Tech | 5 | 6 | 0 | 0.5006 | 0.5338 (31) | Big East |
| 55 | Vanderbilt | 5 | 6 | 0 | 0.4974 | 0.5307 (34) | SEC |
| 56 | Louisiana State | 5 | 6 | 0 | 0.4821 | 0.5625 (19) | SEC |
| 57 | Boston College | 4 | 7 | 0 | 0.4774 | 0.6035 (5) | Big East |
| 58 | Utah State | 5 | 6 | 0 | 0.4693 | 0.4996 (61) | Big West |
| 59 | Texas | 5 | 6 | 0 | 0.4659 | 0.5202 (43) | SWC |
| 60 | Mississippi | 5 | 6 | 0 | 0.4553 | 0.4879 (71) | SEC |
| 61 | Wyoming | 4 | 6 | 1 | 0.4546 | 0.5102 (53) | WAC |
| 62 | Auburn | 5 | 6 | 0 | 0.4545 | 0.5269 (37) | SEC |
| 63 | Memphis | 5 | 6 | 0 | 0.4482 | 0.5158 (49) | South/West Independent |
| 64 | Hawaii | 4 | 7 | 1 | 0.4447 | 0.5645 (17) | WAC |
| 65 | South Carolina | 3 | 6 | 2 | 0.4338 | 0.5980 (7) | South/West Independent |
| 66 | Texas-El Paso | 4 | 7 | 1 | 0.4318 | 0.4790 (74) | WAC |
| 67 | Duke | 4 | 6 | 1 | 0.4284 | 0.4948 (67) | ACC |
| 68 | Pacific | 5 | 7 | 0 | 0.4145 | 0.3912 (101) | Big West |
| 69 | Houston | 4 | 7 | 0 | 0.4131 | 0.5663 (16) | SWC |
| 70 | Washington State | 4 | 7 | 0 | 0.4050 | 0.5250 (40) | Pac 10 |
| 71 | Wisconsin | 5 | 6 | 0 | 0.4003 | 0.4250 (96) | Big Ten |
| 72 | Akron | 5 | 6 | 0 | 0.3931 | 0.3279 (105) | Eastern Independent |
| 73 | Eastern Michigan | 3 | 7 | 1 | 0.3880 | 0.5142 (51) | MAC |
| 74 | Cincinnati | 4 | 7 | 0 | 0.3851 | 0.4882 (70) | Eastern Independent |
| 75 | Arizona | 4 | 7 | 0 | 0.3828 | 0.5821 (9) | Pac 10 |
| 76 | Purdue | 4 | 7 | 0 | 0.3689 | 0.5446 (26) | Big Ten |
| 77 | Southern Mississippi | 4 | 7 | 0 | 0.3610 | 0.4479 (90) | South/West Independent |
| 78 | Southern California | 3 | 8 | 0 | 0.3600 | 0.6149 (3) | Pac 10 |
| 79 | Rice | 4 | 7 | 0 | 0.3537 | 0.4504 (87) | SWC |
| 80 | Iowa State | 3 | 7 | 1 | 0.3445 | 0.4853 (72) | Big 8 |
| 81 | Missouri | 3 | 7 | 1 | 0.3306 | 0.5462 (25) | Big 8 |
| 82 | Kentucky | 3 | 8 | 0 | 0.3295 | 0.5580 (20) | SEC |
| 83 | Army | 4 | 7 | 0 | 0.3275 | 0.3316 (104) | Eastern Independent |
| 84 | Northwestern | 3 | 8 | 0 | 0.3244 | 0.5188 (44) | Big Ten |
| 85 | Nevada-Las Vegas | 4 | 7 | 0 | 0.3154 | 0.3478 (103) | Big West |
| 86 | New Mexico | 3 | 9 | 0 | 0.3123 | 0.5130 (52) | WAC |
| 87 | Oregon | 3 | 8 | 0 | 0.3053 | 0.5322 (33) | Pac 10 |
| 88 | Colorado State | 3 | 8 | 0 | 0.3037 | 0.5085 (56) | WAC |
| 89 | Maryland | 2 | 9 | 0 | 0.3035 | 0.6248 (1) | ACC |
| 90 | Michigan State | 3 | 8 | 0 | 0.2909 | 0.5412 (28) | Big Ten |
| 91 | Ohio | 2 | 8 | 1 | 0.2908 | 0.4957 (66) | MAC |
| 92 | Wake Forest | 3 | 8 | 0 | 0.2790 | 0.4153 (99) | ACC |
| 93 | Temple | 2 | 9 | 0 | 0.2740 | 0.5414 (27) | Big East |
| 94 | Louisville | 2 | 9 | 0 | 0.2610 | 0.5039 (58) | South/West Independent |
| 95 | Northern Illinois | 2 | 9 | 0 | 0.2498 | 0.4958 (64) | Eastern Independent |
| 96 | Minnesota | 2 | 9 | 0 | 0.2438 | 0.5754 (12) | Big Ten |
| 97 | Fullerton State | 2 | 9 | 0 | 0.2373 | 0.4387 (93) | Big West |
| 98 | Louisiana-Lafayette | 2 | 8 | 1 | 0.2217 | 0.4780 (75) | South/West Independent |
| 99 | Long Beach State | 2 | 9 | 0 | 0.2149 | 0.4561 (82) | Big West |
| 100 | New Mexico State | 2 | 9 | 0 | 0.1904 | 0.4216 (97) | Big West |
| 101 | Kent | 1 | 10 | 0 | 0.1773 | 0.5290 (35) | MAC |
| 102 | Oregon State | 1 | 10 | 0 | 0.1714 | 0.5753 (13) | Pac 10 |
| 103 | Oklahoma State | 0 | 10 | 1 | 0.1684 | 0.6093 (4) | Big 8 |
| 104 | Tulane | 1 | 10 | 0 | 0.1630 | 0.5385 (30) | South/West Independent |
| 105 | Southern Methodist | 1 | 10 | 0 | 0.1499 | 0.5167 (47) | SWC |
| 106 | Navy | 1 | 10 | 0 | 0.1129 | 0.4200 (98) | Eastern Independent |
| 107 | Arkansas State | 1 | 10 | 0 | 0.1089 | 0.2652 (106) | South/West Independent |