The McComas Power Index for 1921 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 | Washington & Jefferson | 10 | 0 | 1 | 0.7942 | 0.4075 (84) | Eastern Independent |
| 2 | California | 9 | 0 | 1 | 0.7930 | 0.4362 (74) | PCC |
| 3 | Vanderbilt | 7 | 0 | 1 | 0.7910 | 0.6342 (6) | South/West Independent |
| 4 | Cornell | 8 | 0 | 0 | 0.7878 | 0.3700 (95) | Northeast Independent |
| 5 | Lafayette | 9 | 0 | 0 | 0.7749 | 0.3576 (98) | Eastern Independent |
| 6 | Centre | 10 | 1 | 0 | 0.7746 | 0.5180 (44) | South/West Independent |
| 7 | Penn State | 8 | 0 | 2 | 0.7650 | 0.5332 (39) | Eastern Independent |
| 8 | Iowa | 7 | 0 | 0 | 0.7369 | 0.4763 (63) | Western |
| 9 | Nebraska | 7 | 1 | 0 | 0.7290 | 0.5443 (35) | MVIAA |
| 10 | Yale | 8 | 1 | 0 | 0.7133 | 0.4294 (75) | Northeast Independent |
| 11 | Georgia Tech | 8 | 1 | 0 | 0.6997 | 0.5512 (32) | Southern |
| 12 | Chicago | 6 | 1 | 0 | 0.6923 | 0.6071 (15) | Western |
| 13 | Notre Dame | 10 | 1 | 0 | 0.6881 | 0.3667 (97) | Eastern Independent |
| 14 | Navy | 6 | 1 | 0 | 0.6782 | 0.3905 (88) | Mid-Atlantic Independent |
| 15 | Georgia | 7 | 2 | 1 | 0.6745 | 0.6727 (2) | Southern |
| 16 | Texas A&M | 6 | 1 | 2 | 0.6679 | 0.5518 (31) | SWC |
| 17 | Utah State | 7 | 1 | 0 | 0.6620 | 0.2760 (102) | Rocky Mountain |
| 18 | Louisiana State | 6 | 1 | 1 | 0.6527 | 0.5470 (33) | South/West Independent |
| 19 | Sewanee | 6 | 2 | 0 | 0.6511 | 0.5437 (36) | South/West Independent |
| 20 | Harvard | 7 | 2 | 1 | 0.6470 | 0.5801 (26) | Northeast Independent |
| 21 | Wisconsin | 5 | 1 | 1 | 0.6453 | 0.4874 (59) | Western |
| 22 | Michigan | 5 | 1 | 1 | 0.6392 | 0.4407 (72) | Western |
| 23 | Syracuse | 7 | 2 | 0 | 0.6388 | 0.5031 (50) | Northeast Independent |
| 24 | Texas | 6 | 1 | 1 | 0.6383 | 0.4458 (69) | SWC |
| 25 | Dartmouth | 6 | 2 | 1 | 0.6381 | 0.5322 (40) | Northeast Independent |
| 26 | Furman | 7 | 2 | 1 | 0.6377 | 0.5973 (19) | Mid-Atlantic Independent |
| 27 | Colorado | 4 | 1 | 1 | 0.6353 | 0.6202 (9) | Rocky Mountain |
| 28 | Erskine | 6 | 2 | 0 | 0.6344 | 0.4678 (65) | Mid-Atlantic Independent |
| 29 | Tennessee | 6 | 2 | 1 | 0.6274 | 0.5762 (27) | Southern |
| 30 | Mississippi College | 7 | 2 | 1 | 0.6231 | 0.4497 (68) | South/West Independent |
| 31 | Missouri | 6 | 2 | 0 | 0.6221 | 0.5806 (25) | MVIAA |
| 32 | Oregon | 5 | 1 | 3 | 0.5943 | 0.3941 (87) | PCC |
| 33 | Ohio State | 5 | 2 | 0 | 0.5834 | 0.4813 (61) | Western |
| 34 | Baylor | 8 | 3 | 0 | 0.5748 | 0.4000 (85) | SWC |
| 35 | South Carolina | 5 | 1 | 2 | 0.5656 | 0.5899 (21) | Mid-Atlantic Independent |
| 36 | Pittsburgh | 5 | 3 | 1 | 0.5527 | 0.6647 (3) | Eastern Independent |
| 37 | Drake | 5 | 2 | 0 | 0.5514 | 0.4098 (83) | MVIAA |
| 38 | Denver | 4 | 2 | 1 | 0.5512 | 0.4364 (73) | Rocky Mountain |
| 39 | Washington State | 4 | 2 | 1 | 0.5451 | 0.5362 (38) | PCC |
| 40 | North Carolina | 5 | 2 | 2 | 0.5447 | 0.5825 (23) | Southern |
| 41 | Oklahoma | 5 | 3 | 0 | 0.5426 | 0.6074 (14) | MVIAA |
| 42 | Princeton | 4 | 3 | 0 | 0.5353 | 0.6604 (4) | Eastern Independent |
| 43 | Stanford | 4 | 2 | 2 | 0.5352 | 0.3568 (99) | PCC |
| 44 | Florida | 6 | 3 | 2 | 0.5340 | 0.5034 (49) | South/West Independent |
| 45 | Virginia Tech | 7 | 3 | 0 | 0.5296 | 0.4261 (77) | Southern |
| 46 | Washington & Lee | 6 | 3 | 0 | 0.5282 | 0.3871 (90) | Southern |
| 47 | Kansas | 4 | 3 | 0 | 0.5244 | 0.6300 (7) | MVIAA |
| 48 | Auburn | 5 | 3 | 0 | 0.5237 | 0.5915 (20) | Southern |
| 49 | Pennsylvania | 4 | 3 | 2 | 0.5123 | 0.4875 (58) | Eastern Independent |
| 50 | Kansas State | 5 | 3 | 0 | 0.5089 | 0.5018 (51) | MVIAA |
| 51 | Brown | 5 | 3 | 1 | 0.5079 | 0.4118 (82) | Northeast Independent |
| 52 | Alabama | 5 | 4 | 2 | 0.5054 | 0.5884 (22) | Southern |
| 53 | Utah | 3 | 2 | 1 | 0.5021 | 0.5543 (30) | Rocky Mountain |
| 54 | Kentucky | 4 | 3 | 1 | 0.5020 | 0.5417 (37) | Southern |
| 55 | Arkansas | 5 | 3 | 1 | 0.4998 | 0.4450 (70) | SWC |
| 56 | Texas Christian | 6 | 3 | 1 | 0.4990 | 0.2923 (101) | South/West Independent |
| 57 | Virginia | 5 | 4 | 0 | 0.4735 | 0.5174 (45) | Southern |
| 58 | West Virginia | 5 | 4 | 1 | 0.4664 | 0.4647 (66) | Eastern Independent |
| 59 | Oklahoma State | 5 | 4 | 1 | 0.4592 | 0.4632 (67) | SWC |
| 60 | Oregon State | 4 | 3 | 2 | 0.4582 | 0.3803 (92) | PCC |
| 61 | Washington (Missouri) | 4 | 3 | 1 | 0.4580 | 0.4938 (56) | MVIAA |
| 62 | Mississippi State | 4 | 4 | 1 | 0.4502 | 0.6042 (16) | Southern |
| 63 | Idaho | 4 | 3 | 1 | 0.4493 | 0.3872 (89) | South/West Independent |
| 64 | Oglethorpe | 5 | 4 | 0 | 0.4485 | 0.4996 (52) | South/West Independent |
| 65 | Washington | 3 | 4 | 1 | 0.4465 | 0.5317 (41) | PCC |
| 66 | Colorado State | 2 | 3 | 1 | 0.4460 | 0.6240 (8) | Rocky Mountain |
| 67 | Iowa State | 4 | 4 | 0 | 0.4434 | 0.6022 (18) | MVIAA |
| 68 | Lehigh | 4 | 4 | 0 | 0.4406 | 0.5461 (34) | Eastern Independent |
| 69 | Illinois | 3 | 4 | 0 | 0.4321 | 0.6156 (11) | Western |
| 70 | Richmond | 4 | 3 | 1 | 0.4307 | 0.3418 (100) | Mid-Atlantic Independent |
| 71 | North Carolina State | 3 | 3 | 3 | 0.4207 | 0.5615 (29) | Southern |
| 72 | Colorado College | 4 | 4 | 0 | 0.4121 | 0.4801 (62) | Rocky Mountain |
| 73 | Minnesota | 3 | 4 | 0 | 0.4116 | 0.6037 (17) | Western |
| 74 | Rutgers | 4 | 5 | 0 | 0.4113 | 0.5808 (24) | Eastern Independent |
| 75 | Tulane | 4 | 6 | 0 | 0.4101 | 0.6117 (13) | South/West Independent |
| 76 | Colgate | 4 | 4 | 2 | 0.4058 | 0.4163 (81) | Northeast Independent |
| 77 | Spring Hill | 4 | 4 | 0 | 0.4031 | 0.4721 (64) | South/West Independent |
| 78 | Newberry | 3 | 3 | 1 | 0.4010 | 0.5047 (48) | Mid-Atlantic Independent |
| 79 | Rice | 4 | 4 | 1 | 0.4010 | 0.4887 (57) | SWC |
| 80 | Birmingham-Southern | 4 | 4 | 1 | 0.3968 | 0.3695 (96) | South/West Independent |
| 81 | Citadel | 3 | 3 | 2 | 0.3941 | 0.4979 (55) | Mid-Atlantic Independent |
| 82 | Indiana | 3 | 4 | 0 | 0.3844 | 0.5253 (43) | Western |
| 83 | Davidson | 3 | 4 | 3 | 0.3708 | 0.5145 (46) | Mid-Atlantic Independent |
| 84 | Phillips | 3 | 4 | 2 | 0.3538 | 0.3705 (94) | South/West Independent |
| 85 | Virginia Military Institute | 3 | 5 | 1 | 0.3324 | 0.4986 (54) | Mid-Atlantic Independent |
| 86 | Maryland | 3 | 5 | 1 | 0.3278 | 0.5067 (47) | Southern |
| 87 | Tennessee-Chattanooga | 4 | 6 | 0 | 0.3182 | 0.4202 (80) | South/West Independent |
| 88 | Mercer | 3 | 6 | 0 | 0.3175 | 0.5669 (28) | South/West Independent |
| 89 | Samford | 3 | 6 | 0 | 0.3146 | 0.4425 (71) | South/West Independent |
| 90 | Wyoming | 1 | 4 | 2 | 0.2992 | 0.6121 (12) | Rocky Mountain |
| 91 | Clemson | 1 | 6 | 2 | 0.2988 | 0.7026 (1) | Southern |
| 92 | Mississippi | 3 | 6 | 0 | 0.2823 | 0.3820 (91) | South/West Independent |
| 93 | Grinnell | 2 | 5 | 0 | 0.2666 | 0.4249 (78) | MVIAA |
| 94 | Colorado Mines | 1 | 5 | 0 | 0.2498 | 0.6456 (5) | Rocky Mountain |
| 95 | Columbia | 2 | 6 | 0 | 0.2470 | 0.3736 (93) | Northeast Independent |
| 96 | Northwestern | 1 | 6 | 0 | 0.2245 | 0.5257 (42) | Western |
| 97 | Wake Forest | 2 | 8 | 0 | 0.2032 | 0.4245 (79) | Mid-Atlantic Independent |
| 98 | Purdue | 1 | 6 | 0 | 0.1814 | 0.6174 (10) | Western |
| 99 | Wofford | 2 | 7 | 0 | 0.1707 | 0.4286 (76) | Mid-Atlantic Independent |
| 100 | Southern Methodist | 1 | 6 | 1 | 0.1637 | 0.4874 (60) | SWC |
| 101 | Presbyterian | 1 | 7 | 0 | 0.1178 | 0.4990 (53) | Mid-Atlantic Independent |
| 102 | Southwestern (Texas) | 0 | 6 | 1 | 0.0994 | 0.3986 (86) | South/West Independent |