Prehistoric cultural affiliation(s) include Sepinpacam dating back to 1499 BC.
Several famous people are associated with these Hidalgo County historic places including Sam Miller, John Shary and Florencio Saenz.
Some of the country's most noteable architects helped create the Hidalgo County places including Juan Rios, E.B. Gore, Nossier Lumber Company, Jack Langley, William J. Moore, Walsh, J.E., and Company, Newell Waters, George Holliday, Robert Driver and Martin Hansen. Prominent architectural styles found in Hidalgo Country are Mission/Spanish Revival, Moderne and Italianate.