Naco is a city in Arizona, United States. The Naco port of passage is open 24 hours for every day. The show day unincorporated town of Naco, Arizona, was set up in the mid twentieth century. The territory was initially settled by the Nahua and Opata Indians .As of the U.S. 2010 census,7 there were 1046 individuals, 334 families, and 284 families dwelling in the CDP. The populace thickness was 307.6 individuals for every square mile 120.2/km². The racial cosmetics of the CDP was 62.8% White, 0.67% Native American, 33.7% from different races, and 2.88% from at least two races. 83.9% of the populace were Hispanic or Latino of any race. There were 334 families out of which 146 had youngsters younger than 18 living with them.