Day County, South Dakota

Geography According to the U.S. Census Bureau, the county has a total area of 2,826 km² (1,091 mi²). 2,664 km² (1,029 mi²) of it is land and 162 km² (63 mi²) of it is water. The total area is 5.74% water.

Demographics As of the census of 2000, there are 6,267 people, 2,586 households, and 1,688 families residing in the county. The population density is 2/km² (6/mi²). There are 3,618 housing units at an average density of 1/km² (4/mi²). The racial makeup of the county is 91.26% White, 0.13% 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 are Hispanic or Latino of any race.

There are 2,586 households out of which 27.30% have children under the age of 18 living with them, 54.40% are married couples living together, 6.80% have a female householder with no husband present, and 34.70% are non-families. 31.80% of all households are made up of individuals and 18.00% have someone living alone who is 65 years of age or older. The average household size is 2.36 and the average family size is 2.98.

In the county, the population is spread out with 25.50% under the age of 18, 5.20% from 18 to 24, 22.40% from 25 to 44, 23.40% from 45 to 64, and 23.50% who are 65 years of age or older. The median age is 43 years. For every 100 females there are 96.50 males. For every 100 females age 18 and over, there are 94.50 males.

Cities and Towns

• Andover
• Bristol
• Butler
• Grenville
• Lily
• Pierpont
• Roslyn
• Waubay
• Webster