Perry County | |
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Coordinates: 37°43′N 89°50′W / 37.71°N 89.83°W | |
Country | United States |
State | Missouri |
Founded | November 16, 1820 |
Named for | Oliver Hazard Perry |
Seat | Perryville |
Largest city | Perryville |
Area | |
• Total | 484 sq mi (1,250 km2) |
• Land | 474 sq mi (1,230 km2) |
• Water | 9.8 sq mi (25 km2) 2.0% |
Population (2020) | |
• Total | 18,956 |
• Density | 39/sq mi (15/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 8th |
Website | perrycountymo |
Perry County is a county located in the southeastern portion of the U.S. state of Missouri. As of the 2020 census, the population was 18,956.[1] Its county seat is Perryville.[2] The county was officially organized on November 16, 1820 (effective January 1, 1821) from Ste. Genevieve County and was named after Oliver Hazard Perry, a naval hero of the War of 1812.