Twenty percent. According to the inquiry of the Education Abroad Network, as of August 4, 2023, American college students (students receiving higher education in universities) accounted for 20% of the total population of the United States. This ratio will change with the passage of time and the change of population structure. The American higher education system is quite developed, and there are many universities and higher education institutions, attracting a large number of international students. College education is regarded as an important way for personal development and career opportunities in the United States, so many people choose to go to college to study for a degree.