US Census Data

Clark County vs Gregory County

A side-by-side comparison of Clark County and Gregory County: population, income, housing, and more.

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

Gregory County has the higher population (3,993 vs 3,876 in Clark County). Clark County has the higher median household income ($62,885 vs $52,432 in Gregory County). Clark County has the higher median home value ($141,900 vs $129,000 in Gregory County).

Population, income & housing

Clark CountyGregory County
Population3,8763,993
Median age40.6 yrs45.7 yrs
Median household income$62,885$52,432
Median home value$141,900$129,000
Median gross rent$709$614
Housing units1,6092,199
Homeownership rate82.3%78.3%
Bachelor's degree or higher16.2%20.9%
Unemployment rate4.0%3.0%

Trends (ACS 5-year, 2019–2023)

Clark CountyGregory County
Population3,685 → 3,876 (+5.2%)4,186 → 3,993 (-4.6%)
Median household income$48,980 → $62,885 (+28.4%)$43,438 → $52,432 (+20.7%)
Median home value$102,400 → $141,900 (+38.6%)$83,400 → $129,000 (+54.7%)
Median gross rent$554 → $709 (+28.0%)$527 → $614 (+16.5%)

Clark County

Population
3,6853,876
Median household income
$48,980$62,885
Median home value
$102,400$141,900
Median gross rent
$554$709

Gregory County

Population
4,1863,993
Median household income
$43,438$52,432
Median home value
$83,400$129,000
Median gross rent
$527$614

Age & race/ethnicity

Age distribution (share)

Clark CountyGregory County
Under 58.7%5.9%
5 to 1720.4%18.6%
18 to 244.9%6.4%
25 to 3411.1%8.6%
35 to 4410.0%10.1%
45 to 548.3%11.0%
55 to 6413.1%13.7%
65 to 7413.5%14.2%
75 and over9.9%11.6%

Race & ethnicity (share)

Clark CountyGregory County
White (non-Hispanic)91.8%86.7%
Black or African American0.5%1.0%
American Indian & Alaska Native0.6%5.6%
Asian0.7%0.1%
Native Hawaiian & Pacific Islander0.0%0.3%
Some other race0.2%0.0%
Two or more races1.6%5.2%
Hispanic or Latino4.6%1.1%

Educational attainment (age 25+)

Share of adults 25+

Clark CountyGregory County
No high school diploma10.0%8.6%
High school graduate43.8%40.1%
Some college or associate's30.0%30.3%
Bachelor's degree13.9%13.6%
Graduate or professional degree2.3%7.3%

Commute to work

How workers get to work (share)

Clark CountyGregory County
Drove alone68.7%77.3%
Carpooled8.8%9.3%
Public transit0.0%0.0%
Walked4.8%4.6%
Bicycle0.0%0.0%
Worked from home17.1%7.2%
Other means0.6%1.7%

Housing

Units in structure (share)

Clark CountyGregory County
1-unit, detached84.6%82.9%
1-unit, attached0.3%1.3%
2 to 4 units2.4%2.1%
5 to 19 units2.5%6.5%
20 or more units1.1%0.5%
Mobile home & other9.1%6.7%

Poverty & households

Clark CountyGregory County
Poverty rate11.1%11.0%
Average household size2.822.40
Mean commute (minutes)2017
Median year structure built19591960

Full profiles

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