McCook County | |
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![]() McCook County Courthouse | |
![]() Location within the U.S. state of South Dakota | |
![]() South Dakota's location within the U.S. | |
Coordinates: 43°40′N 97°22′W / 43.67°N 97.36°W | |
Country | ![]() |
State | ![]() |
Founded | January 8, 1873 (created) June 15, 1878 (organized) |
Named for | Edwin Stanton McCook |
Seat | Salem |
Largest city | Salem |
Area | |
• Total | 577 sq mi (1,490 km2) |
• Land | 574 sq mi (1,490 km2) |
• Water | 2.7 sq mi (7 km2) 0.5% |
Population (2020) | |
• Total | 5,682 |
• Estimate (2023) | 5,809 ![]() |
• Density | 9.8/sq mi (3.8/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | At-large |
Website | www |
McCook County is a county in the U.S. state of South Dakota. At the 2020 census, the population was 5,682.[1] Its county seat is Salem.[2] The county was established in 1873, and was organized in 1878.[3] It was named for the former governor of the Dakota Territory and Civil War general Edwin Stanton McCook.[4][5]
McCook County is part of the Sioux Falls, SD Metropolitan Statistical Area.