Union County
County in Arkansas
Union County is a county located on the central southern border of the U.S. state of Arkansas. As of the 2020 census, the population was 39,054. The county seat is El Dorado. Wikipedia
Cities: El Dorado, Smackover, Junction City, and more
Population: 37,752 (2022)
County seat: El Dorado
Area: 1,055 mi²
Congressional district: 4th
Founded: November 2, 1829