| 1901 | 13493 | Northern Essex Community College |  |  | 9859 | 12505 | 7356 | 6084 |
| 1902 | 510 | Northern Illinois University | | | 1242 | 289 | 798 | 795 |
| 1903 | 1681 | Northern Kentucky University | | | 2983 | 959 | 2073 | 2842 |
| 1904 | 10591 | Northern Maine Community College | | | 11127 | 8661 | 7356 | 6084 |
| 1905 | 2078 | Northern Michigan University | | | 2483 | 1074 | 2589 | 3600 |
| 1906 | 9842 | Northern New Mexico Community College | | | 11247 | 7731 | 7356 | 6084 |
| 1907 | 10892 | Northern Oklahoma College | | | 8237 | 9351 | 7356 | 6084 |
| 1908 | 5225 | Northern State University | | | 7631 | 1477 | 7356 | 6084 |
| 1909 | 7187 | Northern Vermont University | | | 10318 | 4246 | 7356 | 6084 |
| 1910 | 4415 | Northern Virginia Community College | | | 2483 | 886 | 6795 | 6084 |
| 1911 | 5787 | Northland College | | | 9971 | 2260 | 7356 | 6084 |
| 1912 | 5993 | Northland Community and Technical College | | | 8237 | 2621 | 7356 | 6084 |
| 1913 | 9085 | Northland Pioneer College | | | 8946 | 6899 | 7356 | 6084 |
| 1914 | 14828 | Northpoint Bible College (Zion Bible College) | | | 16661 | 13576 | 7356 | 6084 |
| 1915 | 12957 | Northshore Technical Community College (Louisiana Technical College Sullivan) | | | 15487 | 11368 | 7356 | 6084 |
| 1916 | 6081 | Northwest Arkansas Community College | | | 7871 | 2804 | 7356 | 6084 |
| 1917 | 10269 | Northwest Christian University | | | 13685 | 8086 | 7356 | 6084 |
| 1918 | 17409 | Northwest College of Art & Design | | | 26248 | 15701 | 7356 | 6084 |
| 1919 | 7482 | Northwest College Wyoming | | | 7155 | 4814 | 7356 | 6084 |
| 1920 | 8832 | Northwest Florida State College (Okaloosa Walton College) | | | 9577 | 6504 | 7356 | 6084 |
| 1921 | 9370 | Northwest Indian College | | | 11845 | 7027 | 7356 | 6084 |
| 1922 | 11148 | Northwest Iowa Community College | | | 10243 | 9503 | 7356 | 6084 |
| 1923 | 14044 | Northwest Kansas Technical College | | | 23391 | 11926 | 7356 | 6084 |
| 1924 | 6398 | Northwest Mississippi Community College | | | 11519 | 3121 | 7356 | 6084 |
| 1925 | 4482 | Northwest Missouri State University | | | 5590 | 1567 | 5313 | 6084 |
| 1926 | 12957 | Northwest Nazarene University | | | 10146 | 11799 | 7356 | 6084 |
| 1927 | 10995 | Northwest Shoals Community College | | | 17716 | 8653 | 7356 | 6084 |
| 1928 | 10966 | Northwest State Community College | | | 14045 | 8942 | 7356 | 6084 |
| 1929 | 11477 | Northwest Technical College | | | 15117 | 9555 | 7356 | 6084 |
| 1930 | 7736 | Northwest Technical Institute | | | 25001 | 4154 | 7356 | 6084 |
| 1931 | 6065 | Northwest University | | | 9518 | 2699 | 7356 | 6084 |
| 1932 | 11944 | Northwestern College Chicago | | | 20238 | 9659 | 7356 | 6084 |
| 1933 | 5618 | Northwestern College Iowa | | | 5552 | 2171 | 7356 | 6084 |
| 1934 | 10478 | Northwestern Connecticut Community College | | | 15554 | 8187 | 7356 | 6084 |
| 1935 | 6507 | Northwestern Health Sciences University | | | 11746 | 4979 | 7356 | 5624 |
| 1936 | 5535 | Northwestern Michigan College | | | 7311 | 1977 | 7356 | 6084 |
| 1937 | 8372 | Northwestern Oklahoma State University | | | 10789 | 5791 | 7356 | 6084 |
| 1938 | 10469 | Northwestern Polytechnic University | | | 19649 | 7801 | 7356 | 6084 |
| 1939 | 4817 | Northwestern State University of Louisiana | | | 5309 | 2619 | 5269 | 6084 |
| 1940 | 26 | Northwestern University | | | 215 | 33 | 16 | 32 |
| 1941 | 5522 | Northwood University | | | 13373 | 1739 | 7356 | 6084 |
| 1942 | 9026 | Norwalk Community College | | | 12509 | 6542 | 7356 | 6084 |
| 1943 | 4548 | Norwich University | | | 5279 | 1655 | 5495 | 6084 |
| 1944 | 12905 | NOSSI College of Art | | | 14576 | 11375 | 7356 | 6084 |
| 1945 | 7614 | Notre Dame College | | | 14815 | 4581 | 7356 | 6084 |
| 1946 | 7562 | Notre Dame de Namur University | | | 12273 | 4663 | 7356 | 6084 |
| 1947 | 6942 | Notre Dame of Maryland University | | | 8435 | 4001 | 7356 | 6084 |
| 1948 | 13356 | Notre Dame Seminary Graduate School of Theology | | | 13148 | 12043 | 7356 | 6084 |
| 1949 | 724 | Nova Southeastern University | | | 1494 | 356 | 889 | 1347 |
| 1950 | 16371 | Nueta Hidatsa Sahnish College (Fort Berthold Community College) | | | 16534 | 15574 | 7356 | 6084 |
| 1951 | 12041 | Nunez Community College | | | 16313 | 10095 | 7356 | 6084 |
| 1952 | 8308 | Nyack College | | | 7420 | 5939 | 7356 | 6084 |
| 1953 | 16725 | NYC Acting School for TV Film and Theater | | | 26140 | 14871 | 7356 | 6084 |
| 1954 | 13996 | O'More College of Design | | | 27540 | 11304 | 7356 | 6084 |
| 1955 | 11285 | Oak Hills Christian College | | | 18051 | 9040 | 7356 | 6084 |
| 1956 | 6524 | Oakland City University | | | 14463 | 3145 | 7356 | 6084 |
| 1957 | 7799 | Oakland Community College | | | 12907 | 4956 | 7356 | 6084 |
| 1958 | 730 | Oakland University | | | 2600 | 573 | 703 | 1065 |
| 1959 | 5041 | Oakton Community College | | | 6925 | 1186 | 7356 | 6084 |
| 1960 | 7374 | Oakwood University | | | 10461 | 4500 | 7356 | 6084 |
| 1961 | 1130 | Oberlin College | | | 2249 | 426 | 1779 | 2289 |
| 1962 | 11293 | Oblate School of Theology | | | 14370 | 9385 | 7356 | 6084 |
| 1963 | 1531 | Occidental College | | | 4002 | 650 | 2070 | 2819 |
| 1964 | 7527 | Ocean County College | | | 11215 | 4662 | 7356 | 6084 |
| 1965 | 12471 | Oconee Fall Line Technical College (Sandersville + Heart of Georgia) | | | 13866 | 10850 | 7356 | 6084 |
| 1966 | 6093 | Odessa College | | | 8869 | 2775 | 7356 | 6084 |
| 1967 | 14263 | Ogden Weber Applied Technology College | | | 17690 | 12767 | 7356 | 6084 |
| 1968 | 11042 | Ogeechee Technical College | | | 10123 | 9371 | 7356 | 6084 |
| 1969 | 8461 | Oglala Lakota College | | | 10168 | 5956 | 7356 | 6084 |
| 1970 | 6271 | Oglethorpe University | | | 7054 | 3108 | 7356 | 6084 |
| 1971 | 13318 | Ohio Business College | | | 20501 | 11392 | 7356 | 6084 |
| 1972 | 8378 | Ohio Christian University (Circleville Bible College) | | | 10804 | 5800 | 7356 | 6084 |
| 1973 | 7817 | Ohio Dominican University | | | 9919 | 5148 | 7356 | 6084 |
| 1974 | 3182 | Ohio Northern University | | | 6362 | 1451 | 7356 | 3600 |
| 1975 | 34 | Ohio State University | | | 63 | 44 | 70 | 43 |
| 1976 | 12292 | Ohio Technical College | | | 20289 | 10045 | 7356 | 6084 |
| 1977 | 520 | Ohio University | | | 1580 | 318 | 556 | 832 |
| 1978 | 16853 | Ohio Valley College of Technology | | | 24129 | 15334 | 7356 | 6084 |
| 1979 | 9842 | Ohio Valley University | | | 9356 | 7854 | 7356 | 6084 |
| 1980 | 2616 | Ohio Wesleyan University | | | 5082 | 1100 | 4659 | 4031 |
| 1981 | 5748 | Ohlone College | | | 5705 | 2397 | 7356 | 6084 |
| 1982 | 7025 | Oklahoma Baptist University | | | 9787 | 4023 | 7356 | 6084 |
| 1983 | 6721 | Oklahoma Christian University | | | 11691 | 3597 | 7356 | 6084 |
| 1984 | 6298 | Oklahoma City Community College | | | 5462 | 3238 | 7356 | 6084 |
| 1985 | 3541 | Oklahoma City University | | | 9066 | 2656 | 5227 | 4534 |
| 1986 | 6081 | Oklahoma Panhandle State University | | | 7956 | 2798 | 7356 | 6084 |
| 1987 | 336 | Oklahoma State University Stillwater | | | 780 | 177 | 396 | 557 |
| 1988 | 7009 | Oklahoma Wesleyan University | | | 1156 | 4760 | 7356 | 6084 |
| 1989 | 405 | Old Dominion University | | | 1199 | 193 | 458 | 730 |
| 1990 | 6245 | Olivet College | | | 9756 | 2925 | 7356 | 6084 |
| 1991 | 5065 | Olivet Nazarene University | | | 6405 | 1231 | 7356 | 6084 |
| 1992 | 5879 | Olympic College | | | 6792 | 2530 | 7356 | 6084 |
| 1993 | 5104 | Oral Roberts University | | | 4403 | 2633 | 7356 | 5624 |
| 1994 | 5634 | Orange Coast College | | | 7549 | 2119 | 7356 | 6084 |
| 1995 | 11535 | Orangeburg Calhoun Technical College | | | 15907 | 9575 | 7356 | 6084 |
| 1996 | 6979 | Oregon Coast Community College | | | 13172 | 3822 | 7356 | 6084 |
| 1997 | 9370 | Oregon College of Art & Craft | | | 17001 | 6584 | 7356 | 6084 |
| 1998 | 11414 | Oregon College of Oriental Medicine | | | 15222 | 9479 | 7356 | 6084 |
| 1999 | 278 | Oregon Health & Science University | | | 1115 | 466 | 196 | 214 |
| 2000 | 4589 | Oregon Institute of Technology | | | 6678 | 2515 | 4036 | 6084 |
