Where is Polk County?

12 Polk Counties in 12 states · 1.8 million people (2025)

There are 12 counties named Polk County in the United States, in Arkansas, Florida, Georgia, Iowa, Minnesota, Missouri, Nebraska, North Carolina, Oregon, Tennessee, Texas and Wisconsin. The most populous is Polk County, Florida (county seat: Bartow), with 874,790 people in 2025. 11 of them are named after James K. Polk, President of the United States from 1845 to 1849 (1795–1849).

Map of the United States showing where all 12 Polk Counties are, labeled by state
Every Polk County in the United States (red), labeled with its state. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

All 12 Polk Counties

Sorted by state. Each link opens the county's map.

StateCounty seatPopulation 2025Land area (sq mi)EstablishedNamed after
Polk County, ArkansasMena19,4868571844James K. Polk
Polk County, FloridaBartow874,7901,7991861James K. Polk
Polk County, GeorgiaCedartown45,5143101851James K. Polk
Polk County, IowaDes Moines516,5465731846James K. Polk
Polk County, MinnesotaCrookston30,5451,9711858James K. Polk
Polk County, MissouriBolivar33,6046361835James K. Polk
Polk County, NebraskaOsceola5,2704391856James K. Polk
Polk County, North CarolinaColumbus20,5332381855William Polk
Polk County, OregonDallas90,0377411845James K. Polk
Polk County, TennesseeBenton18,5924351839James K. Polk
Polk County, TexasLivingston53,4341,0571846James K. Polk
Polk County, WisconsinBalsam Lake45,8039141853James K. Polk

Questions about Polk Counties

How many Polk Counties are there?

There are 12 Polk Counties in the United States, in Arkansas, Florida, Georgia, Iowa, Minnesota, Missouri, Nebraska, North Carolina, Oregon, Tennessee, Texas and Wisconsin.

Which Polk County is the largest?

By population, Polk County, Florida (874,790 people in 2025). By land area, Polk County, Minnesota (1,971 sq mi).

Which Polk County is the oldest?

Polk County, Missouri, established in 1835. The newest is Polk County, Florida (1861).

Why are there so many Polk Counties?

11 of the 12 are named after James K. Polk, President of the United States from 1845 to 1849 (1795–1849). Many counties took their names from the same founders, presidents and generals as new states were organized.

How do I find out which Polk County an address is in?

Open the county map of the state: it has a search box for cities, towns and ZIP codes. On a phone, the "what county am I in" tool on our sister site uses your location.

What county am I in? →

Other common county names