List of highest-income urban areas in the United States Wikipedia
The following is a list of the highest-income urban areas in the United States. The U.S. Census Bureau defines two types of urban areas. They are listed below, along with their Census definitions.Urbanized Area (UA), an area consisting of a central place(s) and adjacent territory with a general population density of at least 1,000 people per square mile of land area that together have a minimum residential population of at least 50,000 people. The Census Bureau uses published criteria to determine the qualification and boundaries of UAs.
Urban Cluster (UC), a densely settled territory that has at least 2,500 people but fewer than 50,000.