Grant County, South Dakota

Grant County, South Dakota
Location in the state of South Dakota
South Dakota's location in the U.S.
Founded	January 8, 1873
Named for	Ulysses S. Grant
Seat	Milbank
Largest city	Milbank
Area  - Total  - Land  - Water	688 sq mi (1,782 km²) 683 sq mi (1,768 km²) 5 sq mi (14 km²), 0.78%
PopulationEst.  - (2012)  - Density	7,259 12/sq mi (4/km²)
Time zone	Central: UTC-6/-5
Website	http://www.grantcountysd.com/gcdc

Grant County is a county located in the State of South Dakota. As of the 2010 census, the population was 7,356. It's county seat is Milbank.

Geography

According to the U.S. Census Bureau, the county has a total area of 688 square miles (1,781.9 km²), of which 683 square miles (1,769.0 km²) is land and 5 square miles (12.9 km²) (0.78%) is water. The lowest point in the state of South Dakota is located on Big Stone Lake at Big Stone City in Grant County, adjacent to Ortonville, Minnesota, where the lake flows into the Minnesota River.

Townships

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 highways

Interstate 29 U.S. Highway 12 U.S. Highway 81 South Dakota Highway 15

South Dakota Highway 20 South Dakota Highway 123 South Dakota Highway 158

Adjacent counties

• Roberts County, South Dakota - north
• Big Stone County, Minnesota - northeast
• Lac qui Parle County, Minnesota - east
• Deuel County, South Dakota - south
• Codington County, South Dakota - southwest
• Day County, South Dakota - west

Demographics

Historical populations
Census	Pop.		%±
1880	3,010		—
1890	6,814		126.4%
1900	9,103		33.6%
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%
2010	7,356		−6.3%
Est. 2012	7,259		−1.3%
U.S. Decennial Census 2012 Estimate

As of the census of 2000, there were 7,847 people, 3,116 households, and 2,156 families residing in the county. The population density was 12 people per square mile (4/km²). There were 3,456 housing units at an average density of 5 per square mile (2/km²). 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. 52.0% were of German, 16.3% Norwegian and 5.4% American ancestry according to the 2000 census.

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.

The median income for a household in the county was $33,088, and the median income for a family was $40,407. Males had a median income of $27,941 versus $20,192 for females. The per capita income for the county was $16,543. About 7.50% of families and 9.90% of the population were below the poverty line, including 9.80% of those under age 18 and 10.30% of those age 65 or over.

Cities and towns

1. 3,305 - Milbank
2. 460 - Big Stone City
3. 118 - Revillo
4. 107 - Stockholm
5. 71 - Strandburg
6. 68 - Twin Brooks
7. 67 - La Bolt
8. 34 - Marvin
9. 16 - Albee
10.  ? - Troy

2011 estimate population

See also

• National Register of Historic Places listings in Grant County, South Dakota