Many of these universities, particularly those in the United States, are actually systems of separate university campuses and may not accurately represent a comparable study body. For example, the enrollment listed for the University of California is the population of the entire student body in the University of California system, which is composed of several individual campuses statewide. All University of California campuses are entitled "University of California" and then denoted further by the campus location, such as "University of California, Irvine". Other states organize their public universities differently in ways that further complicate any direct comparisons.
| Rank |
Institution |
Location |
Founded |
Affiliation |
Enrollment |
| 1 |
Indira Gandhi National Open University |
New Delhi, India |
1985 |
Public |
2.5 million [1][2] |
| 2 |
Allama Iqbal Open University |
Islamabad, Pakistan |
1974 |
Public |
1.8 million[3] |
| 3 |
Islamic Azad University |
Tehran, Iran |
1982 |
Private |
1.3 million [4] |
| 4 |
Anadolu University |
Eskişehir, Turkey |
1958 |
Public |
884,081 [5] |
| 5 |
Bangladesh National University |
Gazipur, Bangladesh |
1992 |
Public |
800,000 [6] |
| 6 |
Bangladesh Open University |
Gazipur, Bangladesh |
1992 |
Public |
600,000 [7] |
| 7 |
Ramkhamhaeng University |
Bangkok, Thailand |
1971 |
Public |
525,000 [8] |
| 8 |
University System of Ohio |
Ohio, United States |
2007 |
Public |
478,000 [9] |
| 9 |
Dr. B. R. Ambedkar Open University |
Andhra Pradesh, India |
1982 |
Public |
450,000 [10] |
| 9 |
University of Punjab |
Lahore, Pakistan |
1882 |
Public |
450,000 [11] |
| 11 |
State University of New York |
New York, United States |
1948 |
Public |
439,000 [12] |
| 12 |
California State University |
California, United States |
1857 |
Public |
417,000 [13] |
| 13 |
University of Delhi |
New Delhi, India |
1922 |
Public |
400,000 [14] |
| 14 |
Universitas Terbuka |
Jakarta, Indonesia |
1984 |
Public |
350,000 [15] |
| 15 |
Universidad de Buenos Aires |
Buenos Aires, Argentina |
1821 |
Public |
316,050 [16] |
| 16 |
State University System of Florida |
Florida, United States |
1905 |
Public |
301,570 (2008) [17] |
| 17 |
Osmania University |
Hyderabad, India |
1918 |
Public |
300,000 [18] |
| 18 |
Yashwantrao Chavan Maharashtra Open University |
Nashik, India |
1989 |
Public |
300,000 |
| 19 |
Spiru Haret University |
Bucuresti, Romania |
2002 |
Private |
300,000 [19] |
| 20 |
National Autonomous University of Mexico |
Mexico City, Mexico |
1551 |
Public |
290,000 (Aug 14th, 2006) [20] |
| 21 |
Tribhuvan University |
Kirtipur, Nepal |
1959 |
Public |
272,746 [21] |
| 22 |
University of South Africa |
Pretoria, Gauteng, South Africa |
1873 |
Public |
250,000 [22] |
| 23 |
City University of New York |
New York City, United States |
1847 |
Public |
244,000 [23] |
| 24 |
Instituto Politecnico Nacional |
Mexico City, Mexico |
1936 |
Public |
229,070 [24] |
| 25 |
Universidade Estácio de Sá |
Rio de Janeiro, Rio de Janeiro, Brazil |
1970 |
Private |
215,000[25] |
| 25 |
Gujarat University |
Ahmedabad, Gujarat, India |
1949 |
Public |
215,000 |
| 26 |
Korea National Open University |
South Korea |
1982 |
Public |
210,978 [26] |
| 27 |
University of California |
California, United States |
1869 |
Public |
209,080 [27] |
| 28 |
Open University |
Milton Keynes, England, United Kingdom |
1969 |
Public |
203,744 [26][28] |
| 29 |
University of Phoenix |
Phoenix, Arizona, United States |
1976 |
Proprietary |
200,000 [29] |
| 30 |
Cairo University |
Cairo, Egypt |
1908 |
Public |
200,000 |
| 31 |
University of Calcutta |
Kolkata, West Bengal, India |
1857 |
Public |
200,000 |
| 32 |
University of Texas System |
Texas, United States |
1881 |
Public |
190,000 [30] |
| 33 |
Payame Noor University |
Tehran, Iran |
1987 |
Public |
183,000 |
| 34 |
Sukhothai Thammathirat Open University |
Bangkok, Thailand |
1978 |
Public |
181,372 |
| 35 |
Universidad Nacional de Educación a Distancia |
Spain |
1972 |
Public |
180,000 [31][32] |
| 36 |
University of Karachi |
Karachi, Pakistan |
1951 |
Public |
174,000 estimate [33] |
| 37 |
University of North Carolina |
North Carolina, United States |
1789 |
Public |
169,792 [34] |
| 38 |
University of Wisconsin |
Wisconsin, United States |
1848 |
Public |
162,933 [35] |
| 39 |
University of London |
London, England, United Kingdom |
1836 |
Public |
159,000 [36] |
| 40 |
Cairo University |
Giza, Egypt |
1933 |
Public |
155,000 [37] |
| 41 |
Madhya Pradesh Bhoj Open University |
Bhopal, India |
1991 |
Public |
150,000 [38] |
| 42 |
University of Rome La Sapienza |
Rome, Italy |
1303 |
Public |
147,000 |
| 43 |
University System of Maryland |
Maryland, United States |
1988 |
Public |
144,363 [39] |
| 44 |
Modern University for the Humanities |
Moscow,Russia |
1992 |
Public |
140,000 [40] |
| 45 |
Universidade Norte do Paraná |
Londrina, Paraná, Brazil |
1972 |
Private |
130,000 [41] |
| 46 |
Universidad de San Carlos de Guatemala |
Guatemala City, Guatemala |
1676 |
Public |
124,000 [42] |
| 47 |
Centre national d'enseignement à distance |
France |
1939 |
Public |
120,000 [43] |
| 48 |
Universidad Nacional de Córdoba |
Córdoba, Argentina |
1613 |
Public |
113,558 [44] |
| 49 |
Pennsylvania State System of Higher Education |
Pennsylvania, United States |
1982 |
Public |
110,428 [45] |
| 50 |
Texas A&M University System |
Texas, United States |
1948 |
Public |
103,449 [46] |
| 51 |
Shanghai Television University |
Shanghai, China |
1960 |
Public |
101,218 [26] |
| 52 |
University of Bologna |
Bologna, Italy |
1088 |
Public |
>100,000 [47] |
| 53 |
Universiti Teknologi MARA |
Shah Alam, Malaysia |
1956 |
Public |
100,000 [48] |
| 54 |
Universidad Complutense de Madrid |
Madrid, Spain |
1499 |
Public |
98,142 [49] |
| 55 |
Indiana University |
Indiana, United States |
1820 |
Public |
98,543 [50] |
| 56 |
Instituto Tecnológico y de Estudios Superiores de Monterrey |
Monterrey, Mexico |
1943 |
Private |
95,777 [51] |
| 57 |
Netaji Subhas Open University |
Kolkata, West Bengal, India |
1997 |
Public |
95,027 [52] |
| 58 |
University of Wales |
Wales, United Kingdom |
1893 |
Public |
95,000 [53] |