Polk County, Wisconsin

Polk County, Wisconsin
Location within the U.S. state of Wisconsin
Coordinates: 45°28′N 92°26′W / 45.46°N 92.44°W / 45.46; -92.44
Country United States
State Wisconsin
Founded1853
Named afterJames K. Polk
SeatBalsam Lake
Largest cityAmery
Area
 • Total
956 sq mi (2,480 km2)
 • Land914 sq mi (2,370 km2)
 • Water42 sq mi (110 km2)  4.4%
Population
 (2020)
 • Total
44,977
 • Estimate 
(2024)
45,831
 • Density49.2/sq mi (19.0/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district7th
Websitewww.co.polk.wi.us

Polk County is the westernmost county in the U.S. state of Wisconsin. As of the 2020 census, the population was 44,977. Its county seat is Balsam Lake. The county was created in 1853 and named for United States President James K. Polk.