US Census Data

Clay County vs Davison County

A side-by-side comparison of Clay County and Davison County: population, income, housing, and more.

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

Davison County has the higher population (19,936 vs 15,133 in Clay County). Davison County has the higher median household income ($61,401 vs $58,794 in Clay County). Clay County has the higher median home value ($221,800 vs $190,000 in Davison County).

Population, income & housing

Clay CountyDavison County
Population15,13319,936
Median age24.5 yrs39.8 yrs
Median household income$58,794$61,401
Median home value$221,800$190,000
Median gross rent$736$750
Housing units6,2439,550
Homeownership rate51.8%63.0%
Bachelor's degree or higher46.0%25.0%
Unemployment rate8.4%0.9%

Trends (ACS 5-year, 2019–2023)

Clay CountyDavison County
Population13,957 → 15,133 (+8.4%)19,871 → 19,936 (+0.3%)
Median household income$50,724 → $58,794 (+15.9%)$50,570 → $61,401 (+21.4%)
Median home value$168,300 → $221,800 (+31.8%)$154,700 → $190,000 (+22.8%)
Median gross rent$741 → $736 (-0.7%)$759 → $750 (-1.2%)

Clay County

Population
13,95715,133
Median household income
$50,724$58,794
Median home value
$168,300$221,800
Median gross rent
$741$736

Davison County

Population
19,87119,936
Median household income
$50,570$61,401
Median home value
$154,700$190,000
Median gross rent
$759$750

Age & race/ethnicity

Age distribution (share)

Clay CountyDavison County
Under 55.0%6.8%
5 to 1712.6%16.9%
18 to 2433.5%8.8%
25 to 3412.3%12.7%
35 to 448.2%11.3%
45 to 547.4%10.7%
55 to 648.9%12.6%
65 to 747.4%11.1%
75 and over4.8%9.2%

Race & ethnicity (share)

Clay CountyDavison County
White (non-Hispanic)86.4%88.8%
Black or African American2.0%0.6%
American Indian & Alaska Native2.6%3.0%
Asian3.0%0.5%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.5%
Two or more races2.7%1.9%
Hispanic or Latino3.2%4.7%

Educational attainment (age 25+)

Share of adults 25+

Clay CountyDavison County
No high school diploma6.1%8.2%
High school graduate25.9%34.9%
Some college or associate's22.0%31.9%
Bachelor's degree24.7%18.7%
Graduate or professional degree21.3%6.3%

Commute to work

How workers get to work (share)

Clay CountyDavison County
Drove alone73.5%78.5%
Carpooled5.4%7.0%
Public transit0.3%0.9%
Walked10.7%2.8%
Bicycle1.9%0.4%
Worked from home7.7%9.0%
Other means0.5%1.5%

Housing

Units in structure (share)

Clay CountyDavison County
1-unit, detached55.9%63.9%
1-unit, attached2.1%2.3%
2 to 4 units11.2%8.0%
5 to 19 units23.5%11.9%
20 or more units3.1%8.2%
Mobile home & other4.3%5.6%

Poverty & households

Clay CountyDavison County
Poverty rate19.8%12.4%
Average household size2.282.20
Mean commute (minutes)1813
Median year structure built19761971

Full profiles

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