* Engineering: This is consistently a very popular area at OSU, with specific majors like Mechanical Engineering, Electrical & Computer Engineering, and Civil Engineering being particularly strong draws. OSU has a highly regarded engineering program.
* Business: OSU's College of Business offers a variety of popular programs, including accounting, finance, marketing, and management.
* Science: Biological Sciences (with various specializations), Chemistry, and related fields are frequently among the most popular majors. OSU's strong research focus in these areas attracts many students.
* Agriculture: Given OSU's land-grant history and location, agricultural sciences remain a significant and popular area of study, encompassing various specializations like horticulture, animal science, and food science.
* Computer Science: This is a rapidly growing and consistently popular major nationwide, and OSU is no exception.
It's important to note that "popular" doesn't necessarily mean "best" or "easiest." The popularity of a major reflects student interest and often relates to perceived job prospects and career opportunities. To find the most up-to-date enrollment data, it's best to check the official Oregon State University website. They often publish yearly enrollment reports or have easily accessible data on their department websites.