- Accounting (ACC)
- Adult Degree Completion (ADC)
- Anthropology (ANTH)
- Art (ART)
- Biology (BIOL)
- Biology Comprehensive Major: Environmental Biology and Ecology Emphasis
- Biology Comprehensive Major: Fisheries and Aquatic Ecology Emphasis
- Biology Comprehensive Major: General Biology Emphasis
- Biology Comprehensive Major: Pre-Medicine/Cell and Molecular Biology Emphasis
- Biology Comprehensive Major: Pre-Nursing Emphasis
- Biology Comprehensive Major: Pre-Physical Therapy Emphasis
- Biology Comprehensive Major: Secondary Licensure Emphasis
- Biology Comprehensive Major: Secondary Licensure Emphasis (with a 3+2 Master of Arts in Education)
- Biology Comprehensive Major: Wildlife and Conservation Biology Emphasis
- Biology Minor
- Ecology and Environmental Management Emphasis (with a 3+2 Master in Environmental Management)
- Ecology Emphasis (with a 3+2 Master of Science in Ecology)
- Health Sciences Emphasis (with a 3+2 MS in High Altitude Exercise Physiology)
- Business Administration (BUAD)
- Business Administration Comprehensive Major: Energy Management Emphasis
- Business Administration Comprehensive Major: Finance Emphasis
- Business Administration Comprehensive Major: Innovation and Entrepreneurship Emphasis (I+E)
- Business Administration Comprehensive Major: Latin American Business Emphasis
- Business Administration Comprehensive Major: Management Emphasis
- Business Administration Comprehensive Major: Marketing Emphasis
- Business Administration Comprehensive Major: Resort Management Emphasis
- Business Administration Major: Standard Program
- Business Administration Minor
- Business Administration Minor - Business Analytics
- Business Administration Minor - Business Law
- Business Administration Minor - Energy Management
- Business Administration Minor - Innovation and Entrepreneurship (I+E)
- Business Administration Minor - Sales
- Business Management Emphasis (with a 3+2 Master in Environmental Management)
- Business Management Emphasis (with a 3+2 Outdoor Industry Master in Business Administration)
- Certificates
- Advanced Spanish Proficiency Certificate
- Cultural Resource Management (CRM) Certificate
- Ethics and Critical Thinking Certificate
- Geographic Information Systems (GIS) Certificate
- Professional Writing Certificate
- Spanish Language and Culture Certificate
- The Western-CU Partnership Honors Program Certificate
- Writing Certificate
- Chemistry (CHEM)
- Communication Arts (COM)
- Communication Arts Comprehensive Major: Film Studies Emphasis
- Communication Arts Comprehensive Major: Strategic Communication Emphasis
- Communication Arts Comprehensive Major: Theatre Emphasis
- Communication Arts Comprehensive Major: Theatre Secondary Licensure Emphasis
- Communication Arts Comprehensive Major: Theatre Secondary Licensure Emphasis (with a 3+2 Master of Arts)
- Communication Arts Major: Standard Program Communication Emphasis
- Communication Arts Minor
- Film Minor
- Public Relations Minor
- Theatre Minor
- Computer Science (CS)
- Computer Science Comprehensive Major: Information Security Emphasis
- Computer Science Comprehensive Major: Scientific Computing Emphasis
- Computer Science Major: Software Engineering Comprehensive Emphasis
- Computer Science Major: Standard Program
- Computer Science Minor
- Computer Science, Western - University of Colorado Boulder Partnership
- Data Science Minor
- Web Design and Development Minor
- Economics (ECON)
- Education (EDUC)
- Elementary Education Comprehensive Major: Diversity, Equity, and Inclusivity Emphasis
- Elementary Education Comprehensive Major: Elementary Education with a 3+2 Master of Arts in Education Emphasis
- Elementary Education Comprehensive Major: Global Citizenship Emphasis
- Elementary Education Comprehensive Major: Science, Technology, Engineering, Arts, and Mathematics (STEAM) Emphasis
- Elementary Education Standard Major
- Secondary and K-12 Licensure
- Secondary and K-12 Licensure (with a 3+2 Master of Arts in Education)
- Special Education Standard Major
- Engineering (ENGR)
- English (ENG)
- Creative Writing English (3+2 with an M.F.A. in Creative Writing)
- Creative Writing Minor
- English Comprehensive Major: Creative Writing Emphasis
- English Comprehensive Major: Secondary Licensure Emphasis
- English Comprehensive Major: Secondary Licensure Emphasis (with a 3+2 Master of Arts in Education)
- English Major: Standard Program
- English Minor
- Humanities and Diversity Minor
- Environment and Sustainability (ENVS)
- Environment and Sustainability Comprehensive Major: Climate Action Planning Emphasis
- Environment and Sustainability Comprehensive Major: Food Systems Emphasis
- Environment and Sustainability Comprehensive Major: Individualized Contract Emphasis
- Environment and Sustainability Comprehensive Major: Public Land Management Emphasis
- Environment and Sustainability Comprehensive Major: Water Emphasis
- Environment and Sustainability Ecology Emphasis (with a 3+2 Master of Science in Ecology)
- Environment and Sustainability Emphasis (with a 3+2 Outdoor Industry MBA)
- Environment and Sustainability Major: Standard Program
- Environment and Sustainability Minor
- Environment and Sustainability Nature Writing Emphasis (with a 3+2 MFA in Creative Writing)
- Environmental Management Emphasis (with a 3+2 Master in Environmental Management)
- Environmental Science (ESCI)
- Exercise and Sport Science (ESS)
- Exercise and Sport Science Comprehensive Major: Clinical Exercise Physiology Emphasis (with HAEP 3+2)
- Exercise and Sport Science Comprehensive Major: Clinical Exercise Science Emphasis
- Exercise and Sport Science Comprehensive Major: Health and Fitness Emphasis
- Exercise and Sport Science Comprehensive Major: K-12 Physical Education Emphasis
- Exercise and Sport Science Comprehensive Major: K-12 Physical Education Emphasis (with a 3+2 Master of Arts)
- Exercise and Sport Science Comprehensive Major: Sport and Fitness Management Emphasis
- Exercise and Sport Science Major: Standard Program
- Exercise and Sport Science Minor
- Exercise and Sport Science Minor: Sport Psychology Concentration
- K-12 Physical Education Minor
- Geography and Geospatial Analysis (GEOG)
- Geology (GEOL)
- Geology Comprehensive Major: Environmental Geology Emphasis
- Geology Comprehensive Major: Geoarchaeology Emphasis
- Geology Comprehensive Major: Geology Emphasis
- Geology Comprehensive Major: Petroleum Geology Emphasis
- Geology Comprehensive Major: Secondary Licensure in Earth-Space Science Emphasis
- Geology Comprehensive Major: Secondary Licensure in Earth-Space Science Emphasis (with a 3+2 Master of Arts in Education)
- Geology Minor
- Headwaters Regional Studies (HWTR)
- History (HIST)
- History Comprehensive Major: Public History Emphasis
- History Comprehensive Major: Secondary Licensure Emphasis
- History Comprehensive Major: Secondary Licensure Emphasis (with a 3+2 Master of Arts in Education)
- History Major: Standard Program
- History Minor
- Public History Emphasis (with a 3+2 Master in Environmental Management)
- Public History Emphasis (with a 3+2 Master of Arts in Gallery and Museum Management)
- Honors Program (HNRS)
- Latin American Studies (LAS)
- Mathematics (MATH)
- Music (MUS)
- Nutritional Science (NTR)
- Philosophy (PHIL)
- Physics (PHYS)
- Politics and Government (POLS)
- Environmental Management Emphasis (with a 3+2 Master in Environmental Management)
- Politics and Government Comprehensive Major: Global Studies Emphasis
- Politics and Government Comprehensive Major: Pre-Law Emphasis
- Politics and Government Comprehensive Major: Secondary Licensure Emphasis
- Politics and Government Comprehensive Major: Secondary Licensure Emphasis (with a 3+2 Master of Arts in Education)
- Politics and Government Major: Standard Program
- Politics and Government Minor
- Politics and Government Pre-Law Minor
- Psychology (PSY)
- Recreation and Outdoor Education (ROE)
- Environmental Management Emphasis (with a 3+2 Master in Environmental Management)
- Recreation and Outdoor Education (with a 3+2 Outdoor Industry MBA)
- Recreation and Outdoor Education Comprehensive Major: Outdoor Environmental Education Emphasis
- Recreation and Outdoor Education Comprehensive Major: Outdoor Leadership Emphasis
- Recreation and Outdoor Education Comprehensive Major: Recreation Emphasis
- Recreation and Outdoor Education Minor
- Science (SCI)
- Sociology (SOC)
- Sociology Major: Community Health Emphasis (with a 3+2 Master of Behavioral Science in Rural Community Health)
- Sociology Major: Environmental Management Emphasis (with a 3+2 Master in Environmental Management)
- Sociology Major: Standard Program
- Sociology Minor
- Sociology Standard Major: Criminal Justice Emphasis
- Spanish (SPAN)