Washington County | |
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![]() Washington County administration building, November 2023 | |
![]() Location within the U.S. state of Utah | |
![]() Utah's location within the U.S. | |
Coordinates: 37°17′N 113°31′W / 37.28°N 113.52°W | |
Country | ![]() |
State | ![]() |
Founded | March 3, 1852 |
Named for | George Washington |
Seat | St. George |
Largest city | St. George |
Area | |
• Total | 2,430 sq mi (6,300 km2) |
• Land | 2,426 sq mi (6,280 km2) |
• Water | 3.6 sq mi (9 km2) 0.1% |
Population (2020) | |
• Total | 180,279 |
• Estimate (2023)[1] | 202,452 |
• Density | 74/sq mi (29/km2) |
Time zone | UTC−7 (Mountain) |
• Summer (DST) | UTC−6 (MDT) |
Congressional district | 2nd |
Website | www |
Washington County is a county in the southwestern corner of Utah, United States.[2] As of the 2020 United States Census, the population was 180,279,[3] making it the fifth-most populous county in Utah. Its county seat and largest city is St. George.[2][4] The county was created in 1852 and organized in 1856.[2][5] It was named after the first President of the United States, George Washington.[2] A portion of the Paiute Indian Reservation is in western Washington County. Washington County comprises the St. George, UT Metropolitan Statistical Area.[2]