Tripp County, South Dakota

County in South Dakota, United States

Not to be confused with Tripp, South Dakota.

County in South Dakota

Tripp County

County

Tripp County courthouse in Winner

Location within the U.S. state of South Dakota

South Dakota's location within the U.S.

Coordinates: 43°20′N 99°53′W﻿ / ﻿43.34°N 99.88°W﻿ / 43.34; -99.88
Country|  United States
State|  South Dakota
Founded| 1873 (created)
1909 (organized)
Named after| Bartlett Tripp
Seat| Winner
Largest city| Winner
Area

• Total

| 1,618 sq mi (4,190 km2)
• Land| 1,612 sq mi (4,180 km2)
• Water| 5.1 sq mi (13 km2)  0.3%
Population

(2020)

• Total

| 5,624

• Estimate

(2024)

| 5,717
• Density| 3.5/sq mi (1.3/km2)
Time zone| UTC−6 (Central)
• Summer (DST)| UTC−5 (CDT)
Congressional district| At-large
Website| trippcounty.us

Tripp County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 5,624.[1] Its county seat is Winner.[2] The county was created in 1873, and was organized in 1909.[3] It is named for lawyer, judge, and diplomat Bartlett Tripp.

## Geography

[edit]

Tripp County lies on the south line of South Dakota. Its south boundary is the Nebraska state line, while its north boundary is the meandering White River. The Keya Paha River flows east-southeasterly through the lower part of the county. The county terrain is composed of rolling hills carved by gullies and drainages.[4] The county terrain generally slopes to the south and east, although its upper portion drops northward into the White River valley. The county's highest point is on the lower part of its west boundary line, at 2,552 ft (778 m) ASL.[5] The county has a total area of 1,618 square miles (4,190 km2), of which 1,612 square miles (4,180 km2) is land and 5.1 square miles (13 km2) (0.3%) is water.[6]

### Major highways

[edit]

* U.S. Highway 18
* U.S. Highway 183
* South Dakota Highway 44
* South Dakota Highway 49
* South Dakota Highway 53

### Adjacent counties

[edit]

* Lyman County \- north
* Gregory County \- east
* Keya Paha County, Nebraska \- south
* Cherry County, Nebraska \- southwest
* Todd County \- west
* Mellette County \- northwest

### Protected areas[4]

[edit]

* Beaulieu Lake State Game Production Area
* Brown State Game Production Area
* Covey Dam State Game Production Area
* Dog Ear Lake State Game Production Area
* George & Katherine Mann State Game Production Area
* Ideal Wetland State Game Production Area
* King Dam State Game Production Area
* Little Dog Ear Lake State Game Production Area
* McLaughlin State Game Production Area
* Rahn Lake State Game Production Area
* Roosevelt Lake State Game Production Area
* Snow Dam State Game Production Area

### Lakes[4]

[edit]

* Roosevelt Lake

## Demographics

[edit]

Historical population Census| Pop.| Note| %±

|
|
|

1910| 8,323| | —
1920| 11,970| | 43.8%
1930| 12,712| | 6.2%
1940| 9,937| | −21.8%
1950| 9,139| | −8.0%
1960| 8,761| | −4.1%
1970| 8,171| | −6.7%
1980| 7,268| | −11.1%
1990| 6,924| | −4.7%
2000| 6,430| | −7.1%
2010| 5,644| | −12.2%
2020| 5,624| | −0.4%
2024 (est.)| 5,717| [7]| 1.7%
U.S. Decennial Census[8]
1790–1960[9] 1900–1990[10]
1990–2000[11] 2010–2020[1]

### 2020 census

[edit]

As of the 2020 census, there were 5,624 people, 2,233 households, and 1,398 families residing in the county.[12] The population density was 3.5 inhabitants per square mile (1.4/km2). There were 2,762 housing units.

### 2010 census

[edit]

As of the 2010 census, there were 5,644 people, 2,419 households, and 1,509 families in the county. The population density was 3.5 inhabitants per square mile (1.4/km2). There were 3,072 housing units at an average density of 1.9 per square mile (0.73/km2). The racial makeup of the county was 83.1% white, 14.0% American Indian, 0.2% Asian, 0.1% black or African American, 0.2% from other races, and 2.4% from two or more races. Those of Hispanic or Latino origin made up 1.1% of the population. In terms of ancestry, 46.8% were German, 10.8% were Irish, 7.7% were Czech, 6.2% were Dutch, and 4.0% were American.

Of the 2,419 households, 26.9% had children under the age of 18 living with them, 50.4% were married couples living together, 8.4% had a female householder with no husband present, 37.6% were non-families, and 34.6% of all households were made up of individuals. The average household size was 2.28 and the average family size was 2.93. The median age was 45.3 years.

The median income for a household in the county was $40,221 and the median income for a family was $49,570. Males had a median income of $35,238 versus $25,323 for females. The per capita income for the county was $21,192. About 12.1% of families and 16.5% of the population were below the poverty line, including 27.4% of those under age 18 and 10.3% of those age 65 or over.

## Communities

[edit]

### City

[edit]

* Colome
* Winner (county seat)

### Town[4]

[edit]

* New Witten (called "Witten" by the U.S. Post Office)

### Census-designated place

[edit]

* Hamill (Population:14)
* Ideal (Population:86)

### Unincorporated communities

[edit]

* Carter
* Clearfield
* Jordan Junction
* Keyapaha
* Millboro
* Wewela

### Townships

[edit]

* Banner
* Beaver Creek
* Black
* Brunson
* Bull Creek
* Carter
* Colome
* Condon
* Curlew
* Dog Ear
* Elliston
* Greenwood
* Holsclaw
* Huggins
* Ideal
* Irwin
* Jordan
* Keyapaha
* King
* Lake
* Lamro
* Lincoln
* Lone Star
* Lone Tree
* McNeely
* Millboro
* Pahapesto
* Plainview
* Pleasant Valley
* Pleasant View
* Progressive
* Rames
* Rosedale
* Roseland
* Star Prairie
* Star Valley
* Stewart
* Sully
* Taylor
* Valley
* Weave
* Willow Creek
* Wilson
* Witten
* Wortman
* Wright

### Unorganized territory

[edit]

The county contains one area of unorganized territory: Gassman.

## Politics

[edit]

Tripp County voters have traditionally voted Republican. In no national election since 1964 has the county selected the Democratic Party candidate (as of 2024). The Democratic Party has not obtained forty percent of the county's vote since Jimmy Carter in 1976.

United States presidential election results for Tripp County, South Dakota[13] Year  | Republican | Democratic | Third party(ies)

|
|
|

No.  | % | No.  | % | No.  | %
2024 | 2,150  | 81.01% | 470  | 17.71%  | 34  | 1.28%
2020 | 2,161  | 80.16% | 495  | 18.36%  | 40  | 1.48%
2016 | 2,069  | 78.67% | 462  | 17.57%  | 99  | 3.76%
2012 | 1,905  | 70.79% | 737  | 27.39%  | 49  | 1.82%
2008 | 1,859  | 65.48% | 914  | 32.19%  | 66  | 2.32%
2004 | 2,230  | 68.72% | 972  | 29.95%  | 43  | 1.33%
2000 | 1,909  | 69.04% | 799  | 28.90%  | 57  | 2.06%
1996 | 1,680  | 53.64% | 1,088  | 34.74%  | 364  | 11.62%
1992 | 1,459  | 43.38% | 1,046  | 31.10%  | 858  | 25.51%
1988 | 2,113  | 62.96% | 1,219  | 36.32%  | 24  | 0.72%
1984 | 2,483  | 72.18% | 935  | 27.18%  | 22  | 0.64%
1980 | 2,669  | 70.68% | 947  | 25.08%  | 160  | 4.24%
1976 | 1,980  | 51.87% | 1,822  | 47.73%  | 15  | 0.39%
1972 | 2,592  | 62.73% | 1,538  | 37.22%  | 2  | 0.05%
1968 | 2,242  | 58.25% | 1,362  | 35.39%  | 245  | 6.37%
1964 | 1,937  | 46.36%  | 2,241  | 53.64% | 0  | 0.00%
1960 | 2,466  | 58.52% | 1,748  | 41.48%  | 0  | 0.00%
1956 | 2,064  | 52.94% | 1,835  | 47.06%  | 0  | 0.00%
1952 | 2,790  | 65.88% | 1,445  | 34.12%  | 0  | 0.00%
1948 | 1,845  | 48.32%  | 1,918  | 50.24% | 55  | 1.44%
1944 | 1,911  | 53.82% | 1,640  | 46.18%  | 0  | 0.00%
1940 | 2,492  | 54.40% | 2,089  | 45.60%  | 0  | 0.00%
1936 | 1,693  | 37.75%  | 2,708  | 60.38% | 84  | 1.87%
1932 | 1,147  | 23.67%  | 3,647  | 75.26% | 52  | 1.07%
1928 | 2,396  | 53.02% | 2,099  | 46.45%  | 24  | 0.53%
1924 | 1,647  | 42.45% | 932  | 24.02%  | 1,301  | 33.53%
1920 | 1,819  | 59.33% | 968  | 31.57%  | 279  | 9.10%
1916 | 1,074  | 43.57%  | 1,341  | 54.40% | 50  | 2.03%
1912 | 0  | 0.00%  | 982  | 43.66%  | 1,267  | 56.34%

## See also

[edit]

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

## References

[edit]

1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved March 20, 2024.
2. ^ "Find a County". National Association of Counties. 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 31, 2015.
4. ^ a b c d "Tripp County · South Dakota". Google Maps. Retrieved April 27, 2024.
5. ^ ""Find an Altitude" Google Maps (accessed February 8, 2019)". Archived from the original on May 21, 2019. Retrieved February 9, 2019.
6. ^ "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Retrieved March 28, 2015.
7. ^ "County Population Totals and Components of Change: 2020-2024". Retrieved March 15, 2025.
8. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved July 20, 2014.
9. ^ "Historical Census Browser". University of Virginia Library. 2007. Archived from the original on December 12, 2009. Retrieved July 20, 2014.
10. ^ Forstall, Richard L. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Archived from the original on February 19, 1999. Retrieved July 20, 2014.
11. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Archived (PDF) from the original on March 27, 2010. Retrieved July 20, 2014.
12. ^ "US Census Bureau, Table P16: Household Type". United States Census Bureau. Retrieved March 20, 2024.
13. ^ Leip, David. "Atlas of US Presidential Elections". uselectionatlas.org. Retrieved April 15, 2018.

Places adjacent to Tripp County, South Dakota

| Mellette County | Lyman County |

|
|

|  |
Todd County |

Tripp County, South Dakota

| Gregory County
|  |
Cherry County, Nebraska | Keya Paha County, Nebraska |

* v
* t
* e

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

County seat: Winner

Cities|

* Colome
* Winner

Tripp County map

Town|

* New Witten

CDP|

* Hamill
* Ideal

Other
communities|

* Carter
* Clearfield
* Jordan Junction
* Keyapaha
* Millboro
* Wewela
* Witten

Indian reservation|

* Rosebud Indian Reservation‡

Footnotes|

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

* South Dakota portal
* United States portal

* v
* t
* e

State of South Dakota

Pierre (capital)

Topics|

* Outline
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Society|

* Abortion
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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
* Piedmont
* 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

South Dakota portal

Authority control databases

International|

* VIAF

National|

* United States
* Israel

Other|

* NARA

43°20′N 99°53′W﻿ / ﻿43.34°N 99.88°W﻿ / 43.34; -99.88
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