Buffalo County, South Dakota Basics:
Buffalo County South Dakota - Government Site
Population: 2,020
Area: 471 square miles
County seat: Gann Valley
Area code(s) in use: 605
Time zone: CST
High school graduate or higher: 76.5%
Bachelor's degree or higher: 8.9%
Median household income: $30,439
Persons in poverty: 33.3%
Home ownership rate: 40.6%
Mean travel time to work: 15.8 minutes