<p>Actually- Between 25 and 30% of undergrads at Harvard, Yale, UPenn and Brown are Jewish according to the stats available at [Hillel:</a> The Foundation for Jewish Campus Life](<a href=“http://www.hillel.org%5DHillel:”>http://www.hillel.org). Wash U’s undergrad. pop. is 26% Jewish according to hillel’s stats.</p>