Colleges are required to have net price calculators, showing costs after financial aid, and the site Myintuition has approximate net price calculators for about thirty private colleges. Once you enter your information for one school, the data is carried over for other schools. A New York Times article on net college prices that used the site is

Top Colleges Are Cheaper Than You Think (Unless You’re Rich)
By David Leonhardt
June 5, 2018