Rochester is in New York State. It is not located within the five boroughs of New York City. The city of Rochester, New York, is located in Monroe County. There is also a town called Rochester, New York, which is in Ulster County.
Since being bought by Johnson Controls in 2005, all York units are Made in Witchita Kansas or Norman Oklahoma. (some interanl components are made overseas as with all manufacturers, but all Yorks are assembled in USA).