Polk County, Arkansas

county in Arkansas, United States

Polk County is a county of the U.S. state of Arkansas. As of the 2020 census, the population was 19,221.[1] The county seat is Mena.[2] Polk County was founded on November 30, 1844, and named for James Polk, 11th President of the United States (1845–1849).

Polk County
Polk County Courthouse in Mena
Polk County Courthouse in Mena
Map of Arkansas highlighting Polk County
Location within the U.S. state of Arkansas
Map of the United States highlighting Arkansas
Arkansas's location within the U.S.
Coordinates: 34°30′07″N 94°14′27″W / 34.501944444444°N 94.240833333333°W / 34.501944444444; -94.240833333333
Country United States
State Arkansas
FoundedNovember 30, 1844
Named forJames K. Polk
Largest cityMena
 • Total862 sq mi (2,230 km2)
 • Land858 sq mi (2,220 km2)
 • Water4.8 sq mi (12 km2)  0.6%
 • Total19,221
 • Density22/sq mi (8.6/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)


  1. 1.0 1.1 "QuickFacts: Polk County, Arkansas". United States Census Bureau. Retrieved August 8, 2023.
  2. "Find a County". National Association of Counties. Retrieved 2011-06-07.