Sioux County, Iowa Basics:
Sioux County Iowa - Government Site
Population: 34,370
Area: 768 square miles
County seat: Orange City
Area code(s) in use: 712
Time zone: CST
High school graduate or higher: 88.3%
Bachelor's degree or higher: 23.1%
Median household income: $55,252
Persons in poverty: 7.5%
Home ownership rate: 80.6%
Mean travel time to work: 12.7 minutes
Adjacent counties:
Cherokee Lincoln (SD) Lyon O'Brien Osceola Plymouth Union (SD)