McCook County, South Dakota | |
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 Location within the U.S. state ofSouth Dakota | |
 South Dakota's location within theU.S. | |
| Coordinates:43°40′49.498″N97°21′28.972″W / 43.68041611°N 97.35804778°W /43.68041611; -97.35804778 | |
| Country |  United States |
| State |  South Dakota |
| Founded | January 8, 1873 (created) June 15, 1878 (organized) |
| Named after | Edwin Stanton McCook |
| Seat | Salem |
| Largest city | Salem |
| Area | |
• Total | 576.867 sq mi (1,494.08 km2) |
| • Land | 574.205 sq mi (1,487.18 km2) |
| • Water | 2.662 sq mi (6.89 km2) 0.5% |
| Population (2020) | |
• Total | 5,682 |
• Estimate (2024) | 5,771 |
| • Density | 10.115/sq mi (3.905/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | At-large |
| Website | mccookcountysd.com |
McCook County is acounty in theU.S. state ofSouth Dakota. As of the2020 census, the population was 5,682.[1] Itscounty seat isSalem.[2] The county was established in 1873, and was organized in 1878.[3] It was named for the former governor of theDakota Territory andCivil War generalEdwin Stanton McCook.[4][5]
McCook County is part of theSioux Falls, SDMetropolitan Statistical Area.
The terrain of McCook County consists of rolling hills, mostly devoted to agriculture.[6] The terrain slopes to the south and southwest; its highest point is near its northeast corner, at 1,798 ft (548 m) ASL.[7]
According to theUnited States Census Bureau, the county has a total area of 576.867 square miles (1,494.08 km2), of which 574.205 square miles (1,487.18 km2) is land and 2.662 square miles (6.89 km2) (0.5%) is water.[8] It is the 52nd largest county in South Dakota by total area.
Source:[6]
Source:[6]
| Census | Pop. | Note | %± |
|---|---|---|---|
| 1880 | 1,283 | — | |
| 1890 | 6,448 | 402.6% | |
| 1900 | 8,689 | 34.8% | |
| 1910 | 9,589 | 10.4% | |
| 1920 | 9,990 | 4.2% | |
| 1930 | 10,316 | 3.3% | |
| 1940 | 9,793 | −5.1% | |
| 1950 | 8,828 | −9.9% | |
| 1960 | 8,268 | −6.3% | |
| 1970 | 7,246 | −12.4% | |
| 1980 | 6,444 | −11.1% | |
| 1990 | 5,688 | −11.7% | |
| 2000 | 5,832 | 2.5% | |
| 2010 | 5,618 | −3.7% | |
| 2020 | 5,682 | 1.1% | |
| 2024 (est.) | 5,771 | [9] | 1.6% |
| U.S. Decennial Census[10] 1790–1960[11] 1900–1990[12] 1990–2000[13] 2010–2020[14] | |||
As of the2020 census, there were 5,682 people, 2,159 households, and 1,505 families residing in the county.[15] Thepopulation density was 9.9 inhabitants per square mile (3.8/km2). There were 2,448 housing units.
As of the2010 census, there were 5,618 people, 2,168 households, and 1,535 families in the county. The population density was 9.8 inhabitants per square mile (3.8/km2). There were 2,491 housing units at an average density of 4.3 units per square mile (1.7 units/km2). The racial makeup of the county was 98.0% white, 0.4% American Indian, 0.1% Pacific islander, 0.1% Asian, 0.1% black or African American, 0.6% from other races, and 0.7% from two or more races. Those of Hispanic or Latino origin made up 1.8% of the population. In terms of ancestry, 61.5% wereGerman, 12.8% wereIrish, 11.1% wereNorwegian, 7.4% wereSwedish, 6.2% wereDutch, 5.2% wereEnglish, and 3.5% wereAmerican.
Of the 2,168 households, 30.4% had children under the age of 18 living with them, 61.0% were married couples living together, 6.0% had a female householder with no husband present, 29.2% were non-families, and 26.2% of all households were made up of individuals. The average household size was 2.45 and the average family size was 2.94. The median age was 42.7 years.
The median income for a household in the county was $42,022 and the median income for a family was $57,287. Males had a median income of $35,951 versus $29,750 for females. The per capita income for the county was $25,502. About 5.2% of families and 7.9% of the population were below thepoverty line, including 6.7% of those under age 18 and 14.4% of those age 65 or over.
McCook County voters usually vote Republican. Although the county was one only 130 nationwide to supportfavorite sonGeorge McGovern in 1972, it has selected the Democratic nominee in only six other elections since South Dakota's statehood, and none since 1980.
| Year | Republican | Democratic | Third party(ies) | |||
|---|---|---|---|---|---|---|
| No. | % | No. | % | No. | % | |
| 1892 | 573 | 37.35% | 262 | 17.08% | 699 | 45.57% |
| 1896 | 678 | 39.03% | 1,047 | 60.28% | 12 | 0.69% |
| 1900 | 978 | 49.07% | 989 | 49.62% | 26 | 1.30% |
| 1904 | 1,284 | 63.00% | 693 | 34.00% | 61 | 2.99% |
| 1908 | 1,209 | 57.00% | 826 | 38.94% | 86 | 4.05% |
| 1912 | 0 | 0.00% | 962 | 44.64% | 1,193 | 55.36% |
| 1916 | 1,194 | 52.19% | 1,021 | 44.62% | 73 | 3.19% |
| 1920 | 1,864 | 60.52% | 565 | 18.34% | 651 | 21.14% |
| 1924 | 1,368 | 44.27% | 457 | 14.79% | 1,265 | 40.94% |
| 1928 | 2,234 | 55.78% | 1,758 | 43.90% | 13 | 0.32% |
| 1932 | 1,436 | 32.47% | 2,884 | 65.22% | 102 | 2.31% |
| 1936 | 2,117 | 43.64% | 2,536 | 52.28% | 198 | 4.08% |
| 1940 | 3,310 | 66.12% | 1,696 | 33.88% | 0 | 0.00% |
| 1944 | 2,516 | 68.39% | 1,163 | 31.61% | 0 | 0.00% |
| 1948 | 2,064 | 59.46% | 1,387 | 39.96% | 20 | 0.58% |
| 1952 | 2,991 | 72.63% | 1,127 | 27.37% | 0 | 0.00% |
| 1956 | 2,382 | 57.54% | 1,758 | 42.46% | 0 | 0.00% |
| 1960 | 2,375 | 56.93% | 1,797 | 43.07% | 0 | 0.00% |
| 1964 | 1,756 | 44.60% | 2,181 | 55.40% | 0 | 0.00% |
| 1968 | 1,959 | 51.55% | 1,653 | 43.50% | 188 | 4.95% |
| 1972 | 1,963 | 49.53% | 1,993 | 50.29% | 7 | 0.18% |
| 1976 | 1,744 | 48.74% | 1,822 | 50.92% | 12 | 0.34% |
| 1980 | 2,014 | 56.83% | 1,223 | 34.51% | 307 | 8.66% |
| 1984 | 1,902 | 56.57% | 1,448 | 43.07% | 12 | 0.36% |
| 1988 | 1,501 | 50.00% | 1,492 | 49.70% | 9 | 0.30% |
| 1992 | 1,177 | 39.44% | 1,167 | 39.11% | 640 | 21.45% |
| 1996 | 1,292 | 47.45% | 1,166 | 42.82% | 265 | 9.73% |
| 2000 | 1,610 | 61.19% | 965 | 36.68% | 56 | 2.13% |
| 2004 | 2,017 | 61.66% | 1,201 | 36.72% | 53 | 1.62% |
| 2008 | 1,646 | 55.89% | 1,219 | 41.39% | 80 | 2.72% |
| 2012 | 1,655 | 63.34% | 905 | 34.63% | 53 | 2.03% |
| 2016 | 1,794 | 69.35% | 623 | 24.08% | 170 | 6.57% |
| 2020 | 2,068 | 71.31% | 769 | 26.52% | 63 | 2.17% |
| 2024 | 2,227 | 73.47% | 733 | 24.18% | 71 | 2.34% |
Source:[6]
The county is divided into sixteentownships:
Places adjacent to McCook County, South Dakota | ||||||||||||||||
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Municipalities and communities ofMcCook County, South Dakota,United States | ||
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| Unincorporated community | ||
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