Jefferson, also known as Jefferson Springs, is an unincorporated village located in the U.S. state of Arkansas. It is within Jefferson County nestled on the Union Pacific Railway approximately 15.5 miles northwest of Pine Bluff, the county seat. It coordinates at 34°22′50.4″N 92°09′50.5″W. The elevation is 344 feet above sea level. The White Hall School District serves education in Jefferson. It is using Zip code 72079.