Purchase, New York is part of the town of Harrison, in Westchester County. It is a wealthiest community that is home to some of the nations richest families.

It is noted as the location of Purchase College, which is part of the State University of New York system, Manhattanville Collge a private highly respected private liberal arts college, and the headquarters of the Pepsico Company. Keio University also operates a high school in Purchase called Keio Academy of New York.