Data shows that the Brownsville-Harlingen area has overtaken McAllen as the poorest city in the country, putting them in the first and second spots.
Rounding out the poorest top five cities are Lake Havasu City, Ariz., Dalton, Ga., and Gadsden, Ala.
The richest city in the country is California's San Jose-Sunnyvale-Santa Clara area. Other cities the richest top five include Boston, San Francisco, Washington, D.C., and Bridgeport, Conn.