El Dorado
City in Arkansas
El Dorado is a city in, and the county seat of, Union County, on the southern border of Arkansas, United States. According to the 2020 census, the population of the city is 17,755. Wikipedia
Population: 17,063 (2022)
ZIP codes: 71730, 71731, 71768
Area code: 870
Demonym: El Doradoans
Founded: 1843 (181 years ago)
Highest elevation: 269 ft (82 m)