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The most popular Purdue University undergraduate major is Mechanical Engineering. Computer Science and Aerospace, Aeronautical and Astronautical/Space Engineering are other popular majors.
| Mechanical Engineering | 430 |
| Computer Science | 419 |
| Aerospace, Aeronautical and Astronautical/Space Engineering | 298 |
| Computer Engineering, General | 297 |
| Experimental Psychology | 285 |
| Industrial Engineering | 262 |
| Information Technology | 232 |
| Mechanical Engineering/Mechanical Technology/Technician | 217 |
| Electrical and Electronics Engineering | 203 |
| Mathematical Statistics and Probability | 201 |
| Computer Graphics | 185 |
| Registered Nursing/Registered Nurse | 185 |
| Finance, General | 174 |
| Civil Engineering, General | 173 |
| Chemical Engineering | 164 |
| Communication, General | 151 |
| Animal Sciences, General | 146 |
| Selling Skills and Sales Operations | 140 |
| Econometrics and Quantitative Economics | 132 |
| Sociology | 130 |
| Biomedical Sciences, General | 129 |
| Marketing/Marketing Management, General | 115 |
| Bioengineering and Biomedical Engineering | 112 |
| Biology/Biological Sciences, General | 111 |
| Political Science and Government, General | 107 |
| Architectural Engineering Technology/Technician | 104 |
| Accounting | 99 |
| Exercise Physiology | 96 |
| Business Administration and Management, General | 93 |
| Aeronautical/Aerospace Engineering Technology/Technician | 90 |
| Hotel/Motel Administration/Management | 86 |
| Agricultural Engineering | 85 |
| Agricultural Business and Management, General | 83 |
| Human Development and Family Studies, General | 83 |
| Elementary Education and Teaching | 81 |
| Industrial Technology/Technician | 79 |
| Audiology/Audiologist and Speech-Language Pathology/Pathologist | 78 |
| Mathematics, General | 78 |
| Public Health, General | 75 |
| Materials Engineering | 74 |
| Actuarial Science | 71 |
| Chemistry, General | 70 |
| Management Sciences and Quantitative Methods, Other | 69 |
| Airline/Commercial/Professional Pilot and Flight Crew | 67 |
| Electrical, Electronic and Communications Engineering Technology/Technician | 66 |
| Engineering/Industrial Management | 64 |
| Manufacturing Engineering Technology/Technician | 59 |
| Environmental/Environmental Health Engineering | 58 |
| Organizational Leadership | 56 |
| Fishing and Fisheries Sciences and Management | 53 |
| Physics, General | 53 |
| Pharmaceutics and Drug Design | 49 |
| Aeronautics/Aviation/Aerospace Science and Technology, General | 48 |
| Computer Graphics | 48 |
| English Language and Literature, General | 48 |
| Neurobiology and Anatomy | 48 |
| Financial Planning and Services | 43 |
| Geology/Earth Science, General | 42 |
| History, General | 42 |
| Engineering, Other | 39 |
| Hispanic and Latin American Languages, Literatures, and Linguistics, General | 37 |
| Dietetics/Dietitian | 36 |
| Film/Cinema/Video Studies | 36 |
| Food Science | 36 |
| Biochemistry | 35 |
| Natural Resources/Conservation, General | 35 |
| Construction Engineering | 34 |
| Genetics, General | 32 |
| Agricultural Mechanization, General | 30 |
| Consumer Merchandising/Retailing Management | 30 |
| Agroecology and Sustainable Agriculture | 29 |
| Nuclear Engineering | 29 |
| Kinesiology and Exercise Science | 28 |
| Information Technology | 27 |
| Creative Writing | 24 |
| Design and Visual Communications, General | 24 |
| Social Studies Teacher Education | 23 |
| Agricultural Economics | 22 |
| Industrial and Product Design | 22 |
| Landscape Architecture | 22 |
| Anthropology | 21 |
| Special Education and Teaching, Other | 21 |
| Computer Science | 20 |
| Agricultural Communication/Journalism | 19 |
| Horticultural Science | 19 |
| Interior Design | 19 |
| Early Childhood Education and Teaching | 18 |
| Professional, Technical, Business, and Scientific Writing | 18 |
| Manufacturing Engineering Technology/Technician | 17 |
| Philosophy | 17 |
| Biological and Physical Sciences | 16 |
| Clinical Laboratory Science/Medical Technology/Technologist | 16 |
| Multi-/Interdisciplinary Studies, Other | 16 |
| Physical Education Teaching and Coaching | 16 |
| Atmospheric Sciences and Meteorology, General | 15 |
| Linguistics | 15 |
| Microbiology and Immunology | 15 |
| Nutrition Sciences | 15 |
| Biochemistry and Molecular Biology | 14 |
| Botany/Plant Biology | 14 |
| Health Professions and Related Clinical Sciences, Other | 14 |
| Marketing/Marketing Management, General | 14 |
| Cell/Cellular and Molecular Biology | 13 |
| Entomology | 13 |
| Forestry, General | 13 |
| Mathematics and Computer Science | 13 |
| Education, General | 12 |
| Fine/Studio Arts, General | 12 |
| Agricultural Teacher Education | 11 |
| Humanities/Humanistic Studies | 11 |
| Mathematical Statistics and Probability | 11 |
| Plant Genetics | 11 |
| Ecology and Evolutionary Biology | 10 |
| Art Teacher Education | 9 |
| Asian Studies/Civilization | 9 |
| Health and Wellness, General | 9 |
| Farm/Farm and Ranch Management | 8 |
| Women’s Studies | 8 |
| Ancient Studies/Civilization | 7 |
| Applied Mathematics, General | 7 |
| Industrial Technology/Technician | 7 |
| Japanese Language and Literature | 7 |
| Business Administration and Management, General | 6 |
| Creative Writing | 6 |
| Engineering Technology, General | 6 |
| Family and Consumer Sciences/Human Sciences, General | 6 |
| French Language and Literature | 6 |
| Health and Wellness, General | 6 |
| Management Sciences and Quantitative Methods, Other | 6 |
| Agriculture, General | 5 |
| Genetics, General | 5 |
| Mathematics, General | 5 |
| Finance, General | 4 |
| German Language and Literature | 4 |
| Technology Teacher Education/Industrial Arts Teacher Education | 4 |
| Turf and Turfgrass Management | 4 |
| Art History, Criticism and Conservation | 3 |
| Cell/Cellular and Molecular Biology | 3 |
| Public Health Education and Promotion | 3 |
| Technical Theatre/Theatre Design and Technology | 3 |
| Acting | 2 |
| Atmospheric Sciences and Meteorology, General | 2 |
| Biology/Biological Sciences, General | 2 |
| Chemistry, General | 2 |
| Consumer Merchandising/Retailing Management | 2 |
| Drama and Dramatics/Theatre Arts, General | 2 |
| English Language and Literature, General | 2 |
| Italian Studies | 2 |
| Professional, Technical, Business, and Scientific Writing | 2 |
| Selling Skills and Sales Operations | 2 |
| Soil Science and Agronomy, General | 2 |
| Actuarial Science | 1 |
| Applied Mathematics, General | 1 |
| Architectural Engineering Technology/Technician | 1 |
| Dietetics/Dietitian | 1 |
| Financial Mathematics | 1 |
| Geology/Earth Science, General | 1 |
| Industrial Production Technologies/Technicians, Other | 1 |
| Japanese Language and Literature | 1 |
| Neurobiology and Anatomy | 1 |
| Religion/Religious Studies | 1 |
| Systems Science and Theory | 1 |
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.