Hamlin County, South Dakota
Hamlin County Courthouse in Hayti in 1974
Location in the U.S. state of South Dakota
South Dakota's location in the U.S.
Founded	1878
Named for	Hannibal Hamlin
Seat	Hayti
Largest city	Estelline
Area
• Total	538 sq mi (1,393 km2)
• Land	507 sq mi (1,313 km2)
• Water	31 sq mi (80 km2), 5.7%
Population (est.)
• (2016)	6,028
• Density	5.7/sq mi (2.2/km2)
Congressional district	At-large
Time zone	Central: UTC−6/−5

Hamlin County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 5,903.^[1] Its county seat is Hayti.^[2] The county was created in 1873 and organized in 1878.^[3] It was named in honor of Hannibal Hamlin, Lincoln's first vice-president.^[4]

Geography[edit]

Soils of Hamlin County

According to the U.S. Census Bureau, the county has a total area of 538 square miles (1,390 km²), of which 507 square miles (1,310 km²) is land and 31 square miles (80 km²) (5.7%) is water.^[5]

Major highways[edit]

• 
  Interstate 29
  


• 
  U.S. Highway 81
  


• 
  South Dakota Highway 21
  


• 
  South Dakota Highway 22
  


• 
  South Dakota Highway 28
  

Adjacent counties[edit]

• 
  Codington County, South Dakota - north


• 
  Deuel County, South Dakota - east


• 
  Brookings County, South Dakota - southeast


• 
  Kingsbury County, South Dakota - southwest


• 
  Clark County, South Dakota - west

Demographics[edit]

2000 census[edit]

As of the census^[11] of 2000, there were 5,540 people, 2,048 households, and 1,452 families residing in the county. The population density was 11 people per square mile (4/km²). There were 2,626 housing units at an average density of 5 per square mile (2/km²). The racial makeup of the county was 98.48% White, 0.13% Black or African American, 0.58% Native American, 0.18% Asian, 0.11% from other races, and 0.52% from two or more races. 0.63% of the population were Hispanic or Latino of any race. 28.7% were of German, 21.8% Norwegian, 13.0% Finnish and 7.6% American ancestry according to Census 2000. 95.2% spoke English, 2.6% German and 1.5% Spanish as their first language.

There were 2,048 households out of which 33.80% had children under the age of 18 living with them, 63.50% were married couples living together, 4.80% had a female householder with no husband present, and 29.10% were non-families. 27.00% of all households were made up of individuals and 14.50% had someone living alone who was 65 years of age or older. The average household size was 2.62 and the average family size was 3.22.

In the county, the population was spread out with 29.40% under the age of 18, 6.90% from 18 to 24, 24.00% from 25 to 44, 20.50% from 45 to 64, and 19.20% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 98.90 males. For every 100 females age 18 and over, there were 96.80 males.

The median income for a household in the county was $33,851, and the median income for a family was $41,511. Males had a median income of $28,446 versus $21,412 for females. The per capita income for the county was $16,982. About 7.20% of families and 12.10% of the population were below the poverty line, including 17.00% of those under age 18 and 14.30% of those age 65 or over.

2010 census[edit]

As of the 2010 United States Census, there were 5,903 people, 2,108 households, and 1,483 families residing in the county.^[12] The population density was 11.6 inhabitants per square mile (4.5/km²). There were 2,760 housing units at an average density of 5.4 per square mile (2.1/km²).^[13] The racial makeup of the county was 96.7% white, 0.3% American Indian, 0.2% black or African American, 0.2% Asian, 1.8% from other races, and 0.8% from two or more races. Those of Hispanic or Latino origin made up 2.5% of the population.^[12] In terms of ancestry, 42.3% were German, 24.0% were Norwegian, 7.0% were English, 6.1% were Irish, 5.4% were Dutch, and 5.3% were American.^[14]

Of the 2,108 households, 33.2% had children under the age of 18 living with them, 61.4% were married couples living together, 5.6% had a female householder with no husband present, 29.6% were non-families, and 25.6% of all households were made up of individuals. The average household size was 2.68 and the average family size was 3.28. The median age was 36.8 years.^[12]

The median income for a household in the county was $44,439 and the median income for a family was $54,483. Males had a median income of $36,921 versus $24,645 for females. The per capita income for the county was $21,558. About 4.9% of families and 7.5% of the population were below the poverty line, including 11.5% of those under age 18 and 7.9% of those age 65 or over.^[15]

Communities[edit]

Cities[edit]

• Bryant


• Castlewood


• Estelline


• Lake Norden

Towns[edit]

• 
  Hayti (county seat)


• Hazel

Census-designated place[edit]

• Lake Poinsett

Unincorporated communities[edit]

• Dempster


• Thomas

Townships[edit]

The county is divided into thirteen townships:

Politics[edit]

See also[edit]

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

References[edit]

Coordinates: 44°41′N 97°12′W / 44.68°N 97.20°W / 44.68; -97.20