McPherson County, South Dakota

McPherson County, South Dakota
McPherson County Courthouse
Location within the U.S. state of South Dakota
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.