#2. Princeton University

Location: Princeton, NJ

In-state tuition: $41,820
Out-of-state tuition: $41,820

Acceptance rate: 7.4 percent
Average SAT score: 2250
Undergraduate enrollment: 5,391

Princeton University is a private research university founded in 1746. It was originally established as the College of New Jersey in Elizabeth, N.J. It moved to Newark in 1747, then to its current site in 1756. It was renamed Princeton University in 1896.