US Census Data

Dewey County vs McCook County

A side-by-side comparison of Dewey County and McCook County: population, income, housing, and more.

Dewey County and McCook County are counties in South Dakota. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

McCook County has the higher population (5,732 vs 5,230 in Dewey County). McCook County has the higher median household income ($80,847 vs $57,928 in Dewey County). McCook County has the higher median home value ($217,300 vs $75,400 in Dewey County).

Population, income & housing

Dewey CountyMcCook County
Population5,2305,732
Median age27.6 yrs39.9 yrs
Median household income$57,928$80,847
Median home value$75,400$217,300
Median gross rent$714$750
Housing units1,9272,467
Homeownership rate61.5%81.8%
Bachelor's degree or higher17.3%28.7%
Unemployment rate14.6%1.7%

Trends (ACS 5-year, 2019–2023)

Dewey CountyMcCook County
Population5,833 → 5,230 (-10.3%)5,548 → 5,732 (+3.3%)
Median household income$47,475 → $57,928 (+22.0%)$61,507 → $80,847 (+31.4%)
Median home value$64,400 → $75,400 (+17.1%)$137,800 → $217,300 (+57.7%)
Median gross rent$579 → $714 (+23.3%)$575 → $750 (+30.4%)

Dewey County

Population
5,8335,230
Median household income
$47,475$57,928
Median home value
$64,400$75,400
Median gross rent
$579$714

McCook County

Population
5,5485,732
Median household income
$61,507$80,847
Median home value
$137,800$217,300
Median gross rent
$575$750

Age & race/ethnicity

Age distribution (share)

Dewey CountyMcCook County
Under 511.0%7.9%
5 to 1726.6%20.4%
18 to 248.9%6.4%
25 to 3411.8%10.2%
35 to 4412.1%12.5%
45 to 548.7%11.2%
55 to 6411.0%12.9%
65 to 746.4%10.8%
75 and over3.5%7.6%

Race & ethnicity (share)

Dewey CountyMcCook County
White (non-Hispanic)20.2%93.3%
Black or African American0.4%0.3%
American Indian & Alaska Native74.5%0.5%
Asian0.1%0.0%
Native Hawaiian & Pacific Islander0.6%0.0%
Some other race0.0%0.0%
Two or more races2.7%2.5%
Hispanic or Latino1.5%3.4%

Educational attainment (age 25+)

Share of adults 25+

Dewey CountyMcCook County
No high school diploma13.1%6.5%
High school graduate39.9%33.1%
Some college or associate's29.7%31.8%
Bachelor's degree11.7%19.7%
Graduate or professional degree5.6%9.0%

Commute to work

How workers get to work (share)

Dewey CountyMcCook County
Drove alone70.5%76.0%
Carpooled8.6%9.9%
Public transit0.7%0.0%
Walked2.8%3.0%
Bicycle0.0%0.1%
Worked from home14.5%10.7%
Other means2.9%0.4%

Housing

Units in structure (share)

Dewey CountyMcCook County
1-unit, detached72.1%86.8%
1-unit, attached2.3%0.9%
2 to 4 units3.0%7.9%
5 to 19 units3.0%1.2%
20 or more units1.8%0.5%
Mobile home & other17.9%2.7%

Poverty & households

Dewey CountyMcCook County
Poverty rate32.3%7.4%
Average household size3.072.48
Mean commute (minutes)1726
Median year structure built19771965

Full profiles

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