Hamlin County, South Dakota facts for kids
Quick facts for kids
Hamlin County
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Hamlin County Courthouse in Hayti in 1974
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Location within the U.S. state of South Dakota
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 South Dakota's location within the U.S. |
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| Country |  United States |
| State |  South Dakota |
| Founded | 1873 (created) 1878 (organized) |
| Named for | Hannibal Hamlin |
| Seat | Hayti |
| Largest city | Estelline |
| Area | |
| • Total | 538 sq mi (1,390 km2) |
| • Land | 507 sq mi (1,310 km2) |
| • Water | 31 sq mi (80 km2) 5.7% |
| Population
(2020)
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| • Total | 6,164 |
| • Estimate
(2023)
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6,451  |
| • Density | 11.457/sq mi (4.424/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | At-large |
Hamlin County is a county in the state of South Dakota. In 2020, about 6,164 people lived here. The main town, or county seat, is Hayti.
The county was started in 1873 and officially organized in 1878. It was named after Hannibal Hamlin. He was the first vice-president for President Abraham Lincoln.
Contents
Geography of Hamlin County
Hamlin County has gentle rolling hills. Many small lakes and ponds are scattered across the land. Most of the land is used for farming. The highest point in the county is about 1,949 feet (594 meters) above sea level.
The total area of Hamlin County is about 538 square miles (1,393 square kilometers). About 507 square miles (1,313 square kilometers) is land. The remaining 31 square miles (80 square kilometers) is water, which is about 5.7% of the total area.
Main Roads
Interstate 29
U.S. Highway 81
South Dakota Highway 21
South Dakota Highway 22
South Dakota Highway 28
Neighboring Counties
- Codington County - north
- Deuel County - east
- Brookings County - southeast
- Kingsbury County - southwest
- Clark County - west
Protected Natural Areas
These are places set aside for nature and public use:
- Baxter Slough State Public Shooting Area
- Bochek State Public Shooting Area
- Eidsness State Public Shooting Area
- Hamlin State Public Shooting Area
- Harju State Public Shooting Area
- Hayes Slough State Public Shooting Area
- Johnsons Slough State Public Shooting Area
- McShane State Public Shooting Area
- Opdahl Slough State Public Shooting Area
- Rasmussen State Public Shooting Area
Lakes in Hamlin County
- Clear Lake
- Dry Lake
- Lake Albert (part of it)
- Lake Marsh
- Lake Mary
- Lake Norden
- Lake Poinsett
- Lake Saint John
People of Hamlin County
| Historical population | |||
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| Census | Pop. | %± | |
| 1880 | 693 | — | |
| 1890 | 4,623 | 567.1% | |
| 1900 | 5,945 | 28.6% | |
| 1910 | 7,475 | 25.7% | |
| 1920 | 8,054 | 7.7% | |
| 1930 | 8,299 | 3.0% | |
| 1940 | 7,562 | −8.9% | |
| 1950 | 7,058 | −6.7% | |
| 1960 | 6,303 | −10.7% | |
| 1970 | 5,172 | −17.9% | |
| 1980 | 5,261 | 1.7% | |
| 1990 | 4,974 | −5.5% | |
| 2000 | 5,540 | 11.4% | |
| 2010 | 5,903 | 6.6% | |
| 2020 | 6,164 | 4.4% | |
| 2023 (est.) | 6,451 | 9.3% | |
| U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2020 |
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Population in 2020
In 2020, the census counted 6,164 people living in Hamlin County. There were 2,155 households. A household is a group of people living together. The population density was about 12 people per square mile.
Population in 2010
In 2010, there were 5,903 people in the county. About 96.7% of the people were white. Most people had German (42.3%) or Norwegian (24.0%) backgrounds.
The average household had 2.68 people. The average family had 3.28 people. The median age was 36.8 years old. This means half the people were younger and half were older than 36.8.
The median income for a household was $44,439. This is the middle income for all households. About 7.5% of the people lived below the poverty line. This included 11.5% of those under 18 years old.
Towns and Communities
Hamlin County has several towns and communities.
Cities
Towns
Special Places (CDPs)
These are areas that are like towns but not officially incorporated as cities or towns.
- Claremont Colony
- Lake Poinsett (part of it)
- Poinsett Colony
Other Communities (Unincorporated)
These are small communities that are not part of any city or town.
Townships
Townships are smaller areas within a county, often used for local government.
- Brantford
- Castlewood
- Cleveland
- Dempster
- Dixon
- Estelline
- Florence
- Garfield
- Hamlin
- Hayti
- Norden
- Opdahl
- Oxford
Notable People from Hamlin County
- Nicholas Egbert Knight (1866–1946), a politician.
- Kristi Noem, the current Governor of South Dakota.
See also
In Spanish: Condado de Hamlin para niños
