McPherson County | |
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![]() McPherson County Courthouse | |
![]() Location within the U.S. state of South Dakota | |
![]() South Dakota's location within the U.S. | |
Coordinates: 45°46′N 99°13′W / 45.77°N 99.22°W | |
Country | ![]() |
State | ![]() |
Founded | 1873 (created) 1884 (organized) |
Named for | James B. McPherson |
Seat | Leola |
Largest city | Eureka |
Area | |
• Total | 1,152 sq mi (2,980 km2) |
• Land | 1,137 sq mi (2,940 km2) |
• Water | 15 sq mi (40 km2) 1.3% |
Population (2020) | |
• Total | 2,411 |
• Estimate (2023) | 2,334 ![]() |
• Density | 2.1/sq mi (0.81/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | At-large |
Website | mcpherson |
McPherson County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 2,411.[1] Its county seat is Leola.[2]