Tripp County, South Dakota

Not to be confused with Tripp, 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
Country	United States
State	South Dakota
Founded	1873 (created) 1909 (organized)
Named for	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
• Estimate  (2018)	5,478
• Density	3.39/sq mi (1.31/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	At-large

Tripp County is a county in the U.S. state of South Dakota. As of the 2010 census, the population was 5,644. Its county seat is Winner. The county was created in 1873, and was organized in 1909. It is named for lawyer, judge, and diplomat Bartlett Tripp.

Geography

Tripp County lies on the south line of South Dakota. Its south boundary is the Nebraska state line. 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. 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' (778m) ASL. 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.

Major highways

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

Adjacent counties

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

Protected areas

• 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
• Rahm Lake State Game Production Area
• Roosevelt Lake State Game Production Area
• Snow Dam State Game Production Area

Lakes

• Roosevelt Lake

Demographics

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%
2018 (est.)	5,478		−2.9%
US Decennial Census 1790-1960 1900-1990 1990-2000 2010-2018

2000 census

As of the 2000 United States Census, there were 6,430 people, 2,550 households, and 1,721 families in the county. The population density was 4 people per square mile (2/km²). There were 3,036 housing units at an average density of 2 per square mile (1/km²). The racial makeup of the county was 87.48% White, 0.03% Black or African American, 11.20% Native American, 0.06% Asian, 0.08% from other races, and 1.15% from two or more races. 0.86% of the population were Hispanic or Latino of any race.

There were 2,550 households out of which 30.40% had children under the age of 18 living with them, 56.90% were married couples living together, 6.60% had a female householder with no husband present, and 32.50% were non-families. 29.60% of all households were made up of individuals and 15.70% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 3.08.

The county population contained 27.70% under the age of 18, 6.20% from 18 to 24, 24.40% from 25 to 44, 21.90% from 45 to 64, and 19.70% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 97.40 males. For every 100 females age 18 and over, there were 94.70 males.

The median income for a household in the county was $28,333, and the median income for a family was $36,219. Males had a median income of $22,588 versus $18,070 for females. The per capita income for the county was $13,776. About 15.90% of families and 19.90% of the population were below the poverty line, including 20.70% of those under age 18 and 17.60% of those age 65 or over.

2010 census

As of the 2010 United States 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

City

• Colome
• Winner (county seat)

Town

• New Witten (called "Witten" by US Post Office)

Census-designated place

• Hamill (Population:11)

Unincorporated communities

• Carter
• Clearfield
• Ideal
• Jordan Junction
• Keyapaha
• Millboro
• Wewela

Townships

• 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

The county contains one area of unorganized territory: Gassman.

Politics

Tripp County voters have traditionally voted Republican. In no national election since 1964 has the county selected the Democratic Party candidate (as of 2016). The Democratic Party has not obtained forty percent of the county’s vote since Jimmy Carter in 1976.

Presidential election results

Presidential elections results

Year	Republican	Democratic	Third parties
2016	78.7% 2,069	17.6% 462	3.8% 99
2012	70.8% 1,905	27.4% 737	1.8% 49
2008	65.5% 1,859	32.2% 914	2.3% 66
2004	68.7% 2,230	30.0% 972	1.3% 43
2000	69.0% 1,909	28.9% 799	2.1% 57
1996	53.6% 1,680	34.7% 1,088	11.6% 364
1992	43.4% 1,459	31.1% 1,046	25.5% 858
1988	63.0% 2,113	36.3% 1,219	0.7% 24
1984	72.2% 2,483	27.2% 935	0.6% 22
1980	70.7% 2,669	25.1% 947	4.2% 160
1976	51.9% 1,980	47.7% 1,822	0.4% 15
1972	62.7% 2,592	37.2% 1,538	0.1% 2
1968	58.3% 2,242	35.4% 1,362	6.4% 245
1964	46.4% 1,937	53.6% 2,241
1960	58.5% 2,466	41.5% 1,748
1956	52.9% 2,064	47.1% 1,835
1952	65.9% 2,790	34.1% 1,445
1948	48.3% 1,845	50.2% 1,918	1.4% 55
1944	53.8% 1,911	46.2% 1,640
1940	54.4% 2,492	45.6% 2,089
1936	37.8% 1,693	60.4% 2,708	1.9% 84
1932	23.7% 1,147	75.3% 3,647	1.1% 52
1928	53.0% 2,396	46.5% 2,099	0.5% 24
1924	42.5% 1,647	24.0% 932	33.5% 1,301
1920	59.3% 1,819	31.6% 968	9.1% 279
1916	43.6% 1,074	54.4% 1,341	2.0% 50
1912		43.7% 982	56.3% 1,267

See also

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