"The University admitted 799 students out of a record 5,402 applicants under the single-choice early action (SCEA) program to the Class of 2022. The admission rate of 14.7 percent was the lowest yet under the SCEA program, following a 15.4 percent early admission rate in 2016 and a 18.6 percent early admission rate in 2015.
The pool of applicants under this year’s SCEA plan was the largest in the program’s 7 year history, representing a growth of 8 percent over last year’s early applicant cohort and a 57 percent increase from 2011, the first year of the University’s Early Action program. The University’s first Early Action pool had 3,443 applicants." …
http://www.dailyprincetonian.com/article/2017/12/early-admissions-results-announced