McPherson County, South Dakota

McPherson County
McPherson County Courthouse
Location within the U.S. state of South Dakota
South Dakota's location within the U.S.
Coordinates: 45°47′3.296″N 99°12′41.115″W / 45.78424889°N 99.21142083°W / 45.78424889; -99.21142083
Country United States
State South Dakota
FoundedJanuary 8, 1873 (created)
1884 (organized)
Named afterJames B. McPherson
SeatLeola
Largest cityEureka
Area
  Total
1,151.535 sq mi (2,982.46 km2)
  Land1,136.668 sq mi (2,943.96 km2)
  Water14.867 sq mi (38.51 km2)  1.3%
Population
 (2020)
  Total
2,411
  Estimate 
(2024)
2,307
  Density2.052/sq mi (0.792/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional districtAt-large
Websitemcpherson.sdcounties.org

McPherson County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 2,411. Its county seat is Leola.