Jefferson County
Sign in to savecounty in Arkansas, United States
Key facts
- Country
- United States
- State
- Arkansas
- Established
- November 2, 1829 , (196 years ago) ( 1829-11-02 )
- Named after
- Thomas Jefferson
- Seat
- Pine Bluff
- Largest city
- Pine Bluff
- Other cities
- Altheimer , Humphrey , Redfield , White Hall
- County judge
- Gerald Robinson ( D )
- Total
- 914 sq mi (2,370 km )
- Land
- 871 sq mi (2,260 km )
- Water
- 43 sq mi (110 km ) 4.7%
- Estimate 2025
- 62,987
- Density
- 77.2/sq mi (29.8/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
- Zip codes
- 71601–71603, 71644, 71659, 72004, 72046, 72073, 72079, 72132, 72150, 72152, 72160, 72168, 72175
- Area code
- 501 , 870
- Congressional district
- 4th
via Wikipedia infobox
Article
Jefferson County is a county located in the U.S. state of Arkansas in the area known as the Arkansas Delta that extends west of the Mississippi River. Jefferson County consists of five cities, two towns, and 20 townships. It is bisected by the Arkansas River, which was critical to its development and long the chief transportation byway. In 2020, Jefferson County's population was estimated at 67,260. The county seat and most populous city is Pine Bluff. The county is included in the Pine Bluff micropolitan statistical area.
Jefferson County was formed from Vaugine Township, Pulaski County and Richland Township, Arkansas County in the Arkansas Territory on November 2, 1829. It is named for Thomas Jefferson, third U.S. president. It was the site of the Battle of Pine Bluff on October 25, 1863.