Hamlin County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 6,164. Its county seat is Hayti. The county was created in 1873 and organized in 1878. It was named for Hannibal Hamlin, Lincoln's first vice-president.

Geography

thumb|right|Soils of Hamlin County

The terrain of Hamlin County consists of low rolling hills, dotted with small lakes and ponds. The land is largely dedicated to agriculture. The terrain slopes to the south-southeast, and its highest point is on the eastern boundary line, near its NE corner, at ASL.

Hamlin County has a total area of , of which is land and (5.7%) is water.

Major highways

  • 20px Interstate 29
  • 20px U.S. Highway 81
  • 20px South Dakota Highway 21
  • 20px South Dakota Highway 22
  • 20px South Dakota Highway 28

Adjacent counties

  • Codington County – north
  • Deuel County – east
  • Brookings County – southeast
  • Kingsbury County – southwest
  • Clark County – west

Protected areas

Source:

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2020 census

As of the 2020 census, there were 6,164 people, 2,155 households, and 1,513 families residing in the county, and the population density was .

Of the residents, 32.3% were under the age of 18 and 17.8% were 65 years of age or older; the median age was 35.1 years. For every 100 females there were 104.1 males, and for every 100 females age 18 and over there were 102.2 males.

There were 2,155 households in the county, of which 34.4% had children under the age of 18 living with them and 16.9% had a female householder with no spouse or partner present. About 25.0% of all households were made up of individuals and 12.1% had someone living alone who was 65 years of age or older.

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Education

School districts include:

  • Arlington School District 38-1
  • Castlewood School District 28-1
  • Deuel School District 19-4
  • Estelline School District 28-2
  • Hamlin School District 28-3
  • Henry School District 14-2
  • Watertown School District 14-4
  • Waverly School District 14-5

Notable people

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  • Nicholas Egbert Knight (1866–1946), politician
  • Kristi Noem, Governor of South Dakota

See also

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

References