If ROI is a major consideration, then it would be hard to beat schools such as Williams College & Dartmouth College if we limit the discussion to schools either under consideration or to schools similar to those revealed as being under consideration by @homerdog & family.
Some may find this approach regarding fit helpful: What will my son or daughter have to do in order to fit in at this particular college ?
Answers may range from “drink” to “work his tail off”.