"The median family income for Harvard undergraduates is $168,800—more than three times the national median, according to a recent study.
With an average student at the 79th income percentile, Harvard’s median family income was the third-lowest in the Ivy League: Brown, with a $204,200 median family income, ranked first. The national median household income in 2015 was $55,775, according to Census data.
The study also ranked Harvard first in the Ivy League, but below most other colleges, in its enrollment of undergraduates from low and moderate-income families." …
https://www.thecrimson.com/article/2017/1/25/harvard-income-percentile/