Cities with Greatest Concentration of Top Universities

[Finger Laker]

Boston has a good concentration of good schools.

Philadelphia is often overlooked, but has a great mix as well - from UPenn & Drexel through Temple, St. Joes, LaSalle & Villanova to smaller schools and specialty schools (Jefferson Medical, Pharmaceuticals, etc)

I agree with the above though - more important to find a good school in a region your son likes and would be comfortable living in after graduation, as that is where most of his connections will be