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The most popular Oregon State University undergraduate major is Computer Science. Business Administration and Management, General and Mechanical Engineering are other popular majors.
| Computer Science | 761 |
| Business Administration and Management, General | 361 |
| Mechanical Engineering | 280 |
| Psychology, General | 279 |
| Human Development and Family Studies, General | 261 |
| Exercise Science and Kinesiology | 235 |
| Biology/Biological Sciences, General | 197 |
| Environmental/Natural Resources Management and Policy, General | 160 |
| Finance, General | 154 |
| Health/Medical Preparatory Programs, Other | 148 |
| Marketing/Marketing Management, General | 137 |
| Electrical and Electronics Engineering | 133 |
| Public Health, General | 120 |
| Chemical Engineering | 115 |
| Operations Management and Supervision | 113 |
| Economics, General | 111 |
| Environmental Science | 108 |
| Civil Engineering, General | 102 |
| Accounting | 92 |
| Digital Communication and Media/Multimedia | 91 |
| AGRICULTURAL/ANIMAL/PLANT/VETERINARY SCIENCE AND RELATED FIELDS | 88 |
| Animal Sciences, General | 85 |
| Fishing and Fisheries Sciences and Management | 83 |
| Construction Engineering | 80 |
| Sociology, General | 80 |
| Biochemistry and Molecular Biology | 77 |
| Political Science and Government, General | 77 |
| Education, General | 75 |
| Management Information Systems, General | 75 |
| Anthropology, General | 67 |
| Interior Design | 64 |
| Liberal Arts and Sciences/Liberal Studies | 64 |
| History, General | 62 |
| Zoology/Animal Biology | 62 |
| Industrial Engineering | 57 |
| Mathematics, General | 57 |
| Speech Communication and Rhetoric | 55 |
| Geological and Earth Sciences/Geosciences, Other | 54 |
| Manufacturing Engineering | 53 |
| Bioengineering and Biomedical Engineering | 51 |
| Consumer Merchandising/Retailing Management | 50 |
| English Language and Literature, General | 48 |
| Foods, Nutrition, and Wellness Studies, General | 44 |
| Chemistry, General | 43 |
| Sustainability Studies | 43 |
| Microbiology, General | 42 |
| Design and Visual Communications, General | 41 |
| Forest Engineering | 41 |
| Horticultural Science | 41 |
| Food Science | 33 |
| Physics, General | 33 |
| Nuclear Engineering | 30 |
| Agricultural Engineering | 27 |
| Music, General | 27 |
| Geography, Other | 23 |
| Art/Art Studies, General | 21 |
| Agricultural Business and Management, General | 20 |
| Business Administration and Management, General | 20 |
| Apparel and Textiles, General | 19 |
| Engineering, Other | 19 |
| Environmental/Environmental Health Engineering | 18 |
| Agricultural Economics | 17 |
| French Language and Literature | 17 |
| Spanish Language and Literature | 16 |
| Parks, Recreation, and Leisure Studies | 14 |
| German Language and Literature | 13 |
| Botany/Plant Biology, Other | 12 |
| Manufacturing Engineering | 12 |
| Biotechnology | 11 |
| Finance, General | 11 |
| Women’s Studies | 10 |
| Wood Science and Wood Products/Pulp and Paper Technology/Technician | 10 |
| Agronomy and Crop Science | 9 |
| Ethnic, Cultural Minority, Gender, and Group Studies, Other | 9 |
| Management Information Systems, General | 9 |
| Philosophy | 8 |
| Social Sciences, General | 8 |
| Religion/Religious Studies | 7 |
| Architectural Engineering | 6 |
| Interior Design | 6 |
| Operations Management and Supervision | 6 |
| Management Science | 5 |
| Mathematics, General | 5 |
| Psychology, General | 5 |
| Hospitality Administration/Management, General | 4 |
| Range Science and Management | 4 |
| Accounting | 3 |
| American/United States Studies/Civilization | 3 |
| Design and Applied Arts, Other | 3 |
| Health/Medical Physics | 3 |
| History, General | 3 |
| Industrial Engineering | 3 |
| Political Science and Government, General | 3 |
| Spanish Language and Literature | 3 |
| Visual and Performing Arts, General | 3 |
| Apparel and Textiles, General | 2 |
| Digital Communication and Media/Multimedia | 2 |
| Economics, General | 2 |
| Marketing/Marketing Management, General | 2 |
| Philosophy | 2 |
| Physics, General | 2 |
| Public Health, General | 2 |
| Public Policy Analysis, General | 2 |
| Research and Development Management | 2 |
| Art/Art Studies, General | 1 |
| Computer Science | 1 |
| Consumer Merchandising/Retailing Management | 1 |
| Creative Writing | 1 |
| German Language and Literature | 1 |
| Horticultural Science | 1 |
| International/Globalization Studies | 1 |
| Management Science | 1 |
| Mechanical Engineering | 1 |
| Music, General | 1 |
| Public Policy Analysis, General | 1 |
| Religion/Religious Studies | 1 |
| Sociology, General | 1 |
| Biomathematics, Bioinformatics, and Computational Biology, Other | 0 |
| Creative Writing | 0 |
| Elementary Education and Teaching | 0 |
| Engineering Science | 0 |
| Environmental Studies | 0 |
| Ethnic, Cultural Minority, Gender, and Group Studies | 0 |
| Forest Management/Forest Resources Management | 0 |
| Geography | 0 |
| Logistics, Materials, and Supply Chain Management | 0 |
| Music Performance, General | 0 |
| Natural Sciences | 0 |
| Public Health Education and Promotion | 0 |
| Sports, Kinesiology, and Physical Education/Fitness, General | 0 |
The data on this website is sourced as public domain data from the most recent survey year of the National Center for Education Statistics’ College Navigator tool. That tool can be found at this link: https://nces.ed.gov/collegenavigator/. MyCollegeSelection encourages students to explore multiple resources as part of the research process in selecting the college of their dreams.