Day County, South Dakota | |
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Location in the U.S. state of South Dakota |
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South Dakota's location in the U.S. |
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Founded | 1880 |
Seat | Webster |
Largest city | Webster |
Area | |
• Total | 1,091 sq mi (2,826 km2) |
• Land | 1,028 sq mi (2,663 km2) |
• Water | 63 sq mi (163 km2), 5.8% |
Population (est.) | |
• (2015) | 5,539 |
• Density | 5.6/sq mi (2/km²) |
Congressional district | At-large |
Time zone | Central: UTC-6/-5 |
Website | day |
Day County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 5,710. Its county seat is Webster. The county is named after Merritt H. Day, pioneer and 1879 Dakota Territory legislator.
According to the U.S. Census Bureau, the county has a total area of 1,091 square miles (2,830 km2), of which 1,028 square miles (2,660 km2) is land and 63 square miles (160 km2) (5.8%) is water.
As of the census of 2000, there were 6,267 people, 2,586 households, and 1,688 families residing in the county. The population density was 6 people per square mile (2/km²). There were 3,618 housing units at an average density of 4 per square mile (1/km²). The racial makeup of the county was 91.26% White, 0.13% Black or African American, 7.40% Native American, 0.06% Asian, 0.05% Pacific Islander, 0.16% from other races, and 0.94% from two or more races. 0.38% of the population were Hispanic or Latino of any race. 34.5% were of German, 26.9% Norwegian and 10.9% Polish ancestry.