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Grant County, South Dakota
Map of South Dakota highlighting Grant County
Location in the state of South Dakota
Map of USA SD
South Dakota's location in the U.S.
Founded information needed
Named for Ulysses S. Grant
Seat Milbank
 - Total
 - Land
 - Water

688 sq mi (1,782 km²)
683 sq mi (1,768 km²)
5 sq mi (14 km²), 0.78%
 - (2000)
 - Density

12/sq mi (4/km²)
Time zone Central: UTC-6/-5

Grant County is a county located in the U.S. state of South Dakota. As of 2000, the population is 7,847. Its county seat is Milbank6.


According to the U.S. Census Bureau, the county has a total area of 1,782 km² (688 sq mi). 1,768 km² (683 sq mi) of it is land and 14 km² (5 sq mi) of it (0.78%) is water.

Townships Edit

The county is divided into seventeen townships: Adams, Alban, Big Stone, Blooming Valley, Farmington, Georgia, Grant Center, Kilborn, Lura, Madison, Mazeppa, Melrose, Osceola, Stockholm, Troy, Twin Brooks, Vernon.

Major HighwaysEdit

Adjacent Counties Edit


Historical populations
Census Pop.
1900 9,103
1910 10,303 13.2%
1920 10,880 5.6%
1930 10,729 −1.4%
1940 10,552 −1.6%
1950 10,233 −3.0%
1960 9,913 −3.1%
1970 9,005 −9.2%
1980 9,013 0.1%
1990 8,372 −7.1%
2000 7,847 −6.3%
Est. 2006 7,278 −7.3%

As of the census2 of 2000, there were 7,847 people, 3,116 households, and 2,156 families residing in the county. The population density was 4/km² (12/sq mi). There were 3,456 housing units at an average density of 2/km² (5/sq mi). The racial makeup of the county was 98.61% White, 0.01% Black or African American, 0.43% Native American, 0.23% Asian, 0.40% from other races, and 0.32% from two or more races. 0.55% of the population were Hispanic or Latino of any race.

There were 3,116 households out of which 33.40% had children under the age of 18 living with them, 60.60% were married couples living together, 5.20% had a female householder with no husband present, and 30.80% were non-families. 28.60% of all households were made up of individuals and 15.00% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 3.02.

In the county, the population was spread out with 26.60% under the age of 18, 5.70% from 18 to 24, 25.10% from 25 to 44, 23.50% from 45 to 64, and 19.10% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 97.70 males. For every 100 females age 18 and over, there were 96.10 males.

Cities and towns Edit

Coordinates: 45°10′N 96°46′W / 45.17, -96.77

This page uses content from the English language Wikipedia. The original content was at Grant County, South Dakota. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.

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