according to the latest u.s. news ranking http://grad-schools.usnews.rankingsandreviews.com/grad/mat/search http://grad-schools.usnews.rankingsandreviews.com/g

according to the latest u.s. news ranking http://grad-schools.usnews.rankingsandreviews.com/grad/mat/search http://grad-schools.usnews.rankingsandreviews.com/grad/mat/s... Princeton is first and Harvard, MIT, Stanford and Berkeley are tied for second. Harvard is always mentioned as one of the top Math depts. more so than MIT in my experience.