Polk County, Minnesota

Polk County
Polk County Government Center in Crookston
Location within the U.S. state of Minnesota
Minnesota's location within the U.S.
Coordinates: 47°46′27.314″N 96°24′0.097″W / 47.77425389°N 96.40002694°W / 47.77425389; -96.40002694
Country United States
State Minnesota
FoundedJuly 20, 1858 (created)
1872 (organized)
Named afterJames Knox Polk
SeatCrookston
Largest cityEast Grand Forks
Area
  Total
1,997.791 sq mi (5,174.25 km2)
  Land1,970.999 sq mi (5,104.86 km2)
  Water26.792 sq mi (69.39 km2)  1.3%
Population
 (2020)
  Total
31,192
  Estimate 
(2023)
30,412
  Density15.429/sq mi (5.957/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district7th
Websiteco.polk.mn.us

Polk County is a county in the northwestern part of the U.S. state of Minnesota. The population was 31,192 at the 2020 census. Its county seat is Crookston, and the largest community is East Grand Forks.

Polk County is part of the Grand Forks, ND-MN metropolitan statistical area.