In 2017, Columbia University's student population was 32,429 (8,868 students in undergraduate programs and 23,561 in postgraduate programs), with 42% of the student population identifying themselves as a minority and 28% born outside of the United States. Twenty-six percent of students at Columbia have family incomes below $60,000, making it one of the most socioeconomically diverse top-tier colleges. Sixteen percent of students at Columbia receive Federal Pell Grants, which mostly go to students whose family incomes are below $40,000. Seventeen percent of students are the first member of their family to attend a four-year college.