Grant County, South Dakota

County in South Dakota, United States

U.S. county in South Dakota

Grant County

U.S. county

County Courthouse

Location within the U.S. state of South Dakota

South Dakota's location within the U.S.

Country|  United States
State|  South Dakota
Founded| 1873 (created)
January 8, 1878 (organized)
Named for| Ulysses S. Grant
Seat| Milbank
Largest city| Milbank
Area

• Total| 688 sq mi (1,780 km2)
• Land| 681 sq mi (1,760 km2)
• Water| 6.1 sq mi (16 km2)  0.9%
Population

(2020)

• Total| 7,556
• Estimate

(2021)

| 7,519
• Density| 11/sq mi (4.2/km2)
Time zone| UTC−6 (Central)
• Summer (DST)| UTC−5 (CDT)
Congressional district| At-large
Website| grantcounty.sd.gov

Grant County is a county in the U.S. state of South Dakota. As of the 2020 United States Census, the population was 7,556.[1] The county seat is Milbank.[2] The county was founded in 1873 and organized in 1878.[3] It is named for Ulysses S. Grant, 18th President of the United States.[4]

## Contents

* 1 Geography
* 1.1 Major highways
* 1.2 Adjacent counties
* 1.3 Protected areas
* 1.4 Lakes[5]
* 2 Demographics
* 2.1 2000 census
* 2.2 2010 census
* 3 Communities
* 3.1 Cities
* 3.2 Towns
* 3.3 Unincorporated communities
* 3.4 Townships
* 4 Politics
* 5 See also
* 6 References

## Geography

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Soils of Grant County

Grant County lies on the east side of South Dakota. Its east boundary line abuts the west boundary line of the state of Minnesota. The terrain consists of rolling hills, sloping to the northeast. The area is largely devoted to agriculture.[5] The highest point of the terrain is on the county's south boundary line, towards its southwest corner, at 2,014' (614m) ASL.[6]

Grant County has a total area of 688 square miles (1,780 km2), of which 681 square miles (1,760 km2) is land and 6.1 square miles (16 km2) (0.9%) is water.[7]

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.

### Major highways

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* Interstate 29
* U.S. Route 12
* U.S. Route 81
* South Dakota Highway 15
* South Dakota Highway 20
* South Dakota Highway 109
* South Dakota Highway 123
* South Dakota Highway 158

### Adjacent counties

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* Roberts County—north
* Big Stone County, Minnesota—northeast
* Lac qui Parle County, Minnesota—east
* Deuel County—south
* Codington County—southwest
* Day County—west

### Protected areas

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* Mazeppa State Public Shooting Area[8]
* Mud Lake State Public Shooting Area[9]

### Lakes[5]

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* Big Stone Lake (adjacent)
* Crooked Lake
* LaBolt Lake
* Lake Albert
* Lake Farley
* Lonesome Lake (partial)
* Mud Lake
* Myers Lake
* Summit Lake
* Twin Lakes

## Demographics

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Historical population

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%
2020| 7,556| | 2.7%
2021 (est.)| 7,519| [10]| −0.5%
US Decennial Census[11]
1790-1960[12] 1900-1990[13]
1990-2000[14] 2010-2020[1]

### 2000 census

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As of the 2000 United States Census,[15] there were 7,847 people, 3,116 households, and 2,156 families 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.

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.

The county population contained 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.

### 2010 census

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As of the 2010 United States Census, there were 7,356 people, 3,089 households, and 2,076 families in the county.[16] The population density was 10.8 inhabitants per square mile (4.2/km2). There were 3,526 housing units at an average density of 5.2 per square mile (2.0/km2).[17] The racial makeup of the county was 97.1% white, 0.5% American Indian, 0.3% Asian, 0.1% black or African American, 1.1% from other races, and 0.8% from two or more races. Those of Hispanic or Latino origin made up 2.3% of the population.[16] In terms of ancestry, 49.9% were German, 16.8% were Norwegian, 8.9% were Irish, 6.7% were Swedish, 5.6% were English, and 5.2% were American.[18]

Of the 3,089 households, 28.1% had children under the age of 18 living with them, 57.2% were married couples living together, 6.1% had a female householder with no husband present, 32.8% were non-families, and 29.6% of all households were made up of individuals. The average household size was 2.35 and the average family size was 2.89. The median age was 45.1 years.[16]

The median income for a household in the county was $42,625 and the median income for a family was $56,250. Males had a median income of $36,204 versus $25,567 for females. The per capita income for the county was $22,887. About 7.0% of families and 11.6% of the population were below the poverty line, including 13.8% of those under age 18 and 17.8% of those age 65 or over.[19]

## Communities

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### Cities

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* Big Stone City
* Milbank (county seat)

### Towns

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* Albee
* La Bolt
* Marvin
* Revillo
* Stockholm
* Strandburg
* Twin Brooks

### Unincorporated communities

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* Troy

### Townships

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* Adams
* Alban
* Big Stone
* Blooming Valley
* Farmington
* Georgia
* Grant Center
* Kilborn
* Lura
* Madison
* Mazeppa
* Melrose
* Osceola
* Stockholm
* Troy
* Twin Brooks
* Vernon

## Politics

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Grant County voters have been reliably Republican for decades. In only three national elections since 1948 has the county selected the Democratic Party candidate.

United States presidential election results for Grant County, South Dakota[20] Year  | Republican | Democratic | Third party

|
|
|

No. | % | No. | % | No. | %
2020 | 2,618  | 69.91% | 1,056  | 28.20%  | 71  | 1.90%
2016 | 2,382  | 66.84% | 971  | 27.24%  | 211  | 5.92%
2012 | 2,034  | 56.41% | 1,493  | 41.40%  | 79  | 2.19%
2008 | 1,951  | 50.94% | 1,786  | 46.63%  | 93  | 2.43%
2004 | 2,392  | 58.48% | 1,633  | 39.93%  | 65  | 1.59%
2000 | 2,235  | 58.36% | 1,475  | 38.51%  | 120  | 3.13%
1996 | 1,782  | 43.64%  | 1,805  | 44.21% | 496  | 12.15%
1992 | 1,595  | 38.81% | 1,484  | 36.11%  | 1,031  | 25.09%
1988 | 2,148  | 51.49% | 1,988  | 47.65%  | 36  | 0.86%
1984 | 2,738  | 62.80% | 1,606  | 36.83%  | 16  | 0.37%
1980 | 2,691  | 58.58% | 1,602  | 34.87%  | 301  | 6.55%
1976 | 2,051  | 45.95%  | 2,398  | 53.72% | 15  | 0.34%
1972 | 2,247  | 50.04% | 2,231  | 49.69%  | 12  | 0.27%
1968 | 2,259  | 51.81% | 1,890  | 43.35%  | 211  | 4.84%
1964 | 1,854  | 41.78%  | 2,583  | 58.22% | 0  | 0.00%
1960 | 2,611  | 55.26% | 2,114  | 44.74%  | 0  | 0.00%
1956 | 2,621  | 55.87% | 2,070  | 44.13%  | 0  | 0.00%
1952 | 3,234  | 68.31% | 1,500  | 31.69%  | 0  | 0.00%
1948 | 1,972  | 48.57%  | 2,052  | 50.54% | 36  | 0.89%
1944 | 2,278  | 60.70% | 1,475  | 39.30%  | 0  | 0.00%
1940 | 2,981  | 59.38% | 2,039  | 40.62%  | 0  | 0.00%
1936 | 1,847  | 45.50%  | 2,101  | 51.76% | 111  | 2.73%
1932 | 1,515  | 33.88%  | 2,887  | 64.56% | 70  | 1.57%
1928 | 2,508  | 59.49% | 1,656  | 39.28%  | 52  | 1.23%
1924 | 1,227  | 42.02%  | 202  | 6.92%  | 1,491  | 51.06%
1920 | 1,813  | 59.99% | 350  | 11.58%  | 859  | 28.42%
1916 | 1,098  | 55.31% | 772  | 38.89%  | 115  | 5.79%
1912 | 0  | 0.00%  | 619  | 39.13%  | 963  | 60.87%
1908 | 1,122  | 59.87% | 628  | 33.51%  | 124  | 6.62%
1904 | 1,454  | 77.05% | 309  | 16.38%  | 124  | 6.57%
1900 | 1,305  | 62.86% | 716  | 34.49%  | 55  | 2.65%
1896 | 1,029  | 52.72% | 902  | 46.21%  | 21  | 1.08%
1892 | 605  | 40.74%  | 188  | 12.66%  | 692  | 46.60%

## See also

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

## References

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1. ^ a b "2020 Census Results". US Census Bureau. Retrieved August 14, 2021.
2. ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
3. ^ "Dakota Territory, South Dakota, and North Dakota: Individual County Chronologies". Dakota Territory Atlas of Historical County Boundaries. The Newberry Library. 2006. Archived from the original on April 2, 2018. Retrieved March 29, 2015.
4. ^ Gannett, Henry (1905). The Origin of Certain Place Names in the United States. Govt. Print. Off. p. 141.
5. ^ a b Grant County SD Google Maps (accessed 3 February 2019)
6. ^ ""Find an Altitude" Google Maps (accessed February 3, 2019)". Archived from the original on May 21, 2019. Retrieved February 3, 2019.
7. ^ "2010 Census Gazetteer Files". US Census Bureau. August 22, 2012. Retrieved March 24, 2015.
8. ^ Mazeppa State Public Shooting Area, Twin Brooks SD Google Maps (accessed February 3, 2019)
9. ^ Mud Lake State Public Shooting Area, Revillo SD Google Maps (accessed February 3, 2019)
10. ^ "Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2021". Retrieved March 25, 2022.
11. ^ "US Decennial Census". US Census Bureau. Retrieved March 24, 2015.
12. ^ "Historical Census Browser". University of Virginia Library. Retrieved March 24, 2015.
13. ^ Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". US Census Bureau. Retrieved March 24, 2015.
14. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). US Census Bureau. April 2, 2001. Archived (PDF) from the original on October 9, 2022. Retrieved March 24, 2015.
15. ^ "U.S. Census website". US Census Bureau. Retrieved May 14, 2011.
16. ^ a b c "Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". US Census Bureau. Archived from the original on February 13, 2020. Retrieved March 11, 2016.
17. ^ "Population, Housing Units, Area, and Density: 2010 - County". US Census Bureau. Archived from the original on February 13, 2020. Retrieved March 11, 2016.
18. ^ "Selected Social Characteristics in the US – 2006-2010 American Community Survey 5-Year Estimates". U.S. Census Bureau. Archived from the original on February 13, 2020. Retrieved March 11, 2016.
19. ^ "Selected Economic Characteristics – 2006-2010 American Community Survey 5-Year Estimates". US Census Bureau. Archived from the original on February 13, 2020. Retrieved March 11, 2016.
20. ^ Leip, David. "Atlas of US Presidential Elections". uselectionatlas.org. Retrieved April 15, 2018.

Places adjacent to Grant County, South Dakota

|  | Roberts County | Big Stone County, Minnesota

|
|

|  |
Day County |

Grant County, South Dakota

| Lac qui Parle County, Minnesota
|  |
Codington County | Deuel County |

* v
* t
* e

Municipalities and communities of Grant County, South Dakota, United States

County seat: Milbank

Cities|

* Big Stone City
* Milbank

Towns|

* Albee
* La Bolt
* Marvin
* Revillo
* Stockholm
* Strandburg
* Twin Brooks

Townships|

* Adams
* Mazeppa

Unincorporated community|

* Troy

Indian reservation|

* Lake Traverse Indian Reservation‡

Footnotes|

‡This populated place also has portions in an adjacent county or counties

* United States portal

* v
* t
* e

State of South Dakota

Pierre (capital)

Topics|

* Outline
* Cities
* Famous South Dakotans
* Geography
* Government
* Delegations
* Elections
* History
* Bibliography
* Timeline
* State Parks
* Symbols
* Tourist attractions
* Towns and villages
* Townships
* Transportation

Society|

* Culture
* Crime
* Demographics
* Economy
* Education
* Colleges and universities
* Politics

Regions|

* Badlands
* Black Hills
* Coteau des Prairies
* Missouri Coteau
* Dissected Till Plains
* Drift Prairie
* East River
* Pine Ridge
* Siouxland
* West River

Larger incorporated places
pop. over 5,000|

* Aberdeen
* Belle Fourche
* Box Elder
* Brandon
* Brookings
* Harrisburg
* Huron
* Madison
* Mitchell
* Pierre
* Rapid City
* Sioux Falls
* Spearfish
* Sturgis
* Tea
* Vermillion
* Watertown
* Yankton

Smaller incorporated places
pop. 1,000 - 5,000|

* Aurora
* Baltic
* Beresford
* Britton
* Canton
* Chamberlain
* Clark
* Clear Lake
* Crooks
* Custer
* De Smet
* Deadwood
* Dell Rapids
* Eagle Butte
* Elk Point
* Flandreau
* Fort Pierre
* Freeman
* Garretson
* Gettysburg
* Gregory
* Groton
* Hartford
* Hot Springs
* Lead
* Lemmon
* Lennox
* Milbank
* Miller
* Mission
* Mobridge
* North Sioux City
* Parker
* Parkston
* Platte
* Redfield
* Salem
* Sisseton
* Springfield
* Summerset
* Tyndall
* Volga
* Wagner
* Webster
* Winner

Largest CDPs
pop. over 1,000|

* Blackhawk
* Colonial Pine Hills
* Dakota Dunes
* Fort Thompson
* Green Valley
* North Eagle Butte
* North Spearfish
* Oglala
* Pine Ridge
* Rapid Valley
* Rosebud

Counties|

* Aurora
* Beadle
* Bennett
* Bon Homme
* Brookings
* Brown
* Brule
* Buffalo
* Butte
* Campbell
* Charles Mix
* Clark
* Clay
* Codington
* Corson
* Custer
* Davison
* Day
* Deuel
* Dewey
* Douglas
* Edmunds
* Fall River
* Faulk
* Grant
* Gregory
* Haakon
* Hamlin
* Hand
* Hanson
* Harding
* Hughes
* Hutchinson
* Hyde
* Jackson
* Jerauld
* Jones
* Kingsbury
* Lake
* Lawrence
* Lincoln
* Lyman
* Marshall
* McCook
* McPherson
* Meade
* Mellette
* Miner
* Minnehaha
* Moody
* Oglala Lakota
* Pennington
* Perkins
* Potter
* Roberts
* Sanborn
* Spink
* Stanley
* Sully
* Todd
* Tripp
* Turner
* Union
* Walworth
* Yankton
* Ziebach

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