Clark County vs Marshall County
A side-by-side comparison of Clark County and Marshall County: population, income, housing, and more.
Clark County and Marshall County are counties in South Dakota. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
Marshall County has the higher population (4,355 vs 3,876 in Clark County). Marshall County has the higher median household income ($72,500 vs $62,885 in Clark County). Marshall County has the higher median home value ($147,200 vs $141,900 in Clark County).
Population, income & housing
| Clark County | Marshall County | |
|---|---|---|
| Population | 3,876 | 4,355 |
| Median age | 40.6 yrs | 42.8 yrs |
| Median household income | $62,885 | $72,500 |
| Median home value | $141,900 | $147,200 |
| Median gross rent | $709 | $743 |
| Housing units | 1,609 | 2,430 |
| Homeownership rate | 82.3% | 80.1% |
| Bachelor's degree or higher | 16.2% | 22.4% |
| Unemployment rate | 4.0% | 1.1% |
Trends (ACS 5-year, 2019–2023)
| Clark County | Marshall County | |
|---|---|---|
| Population | 3,685 → 3,876 (+5.2%) | 4,891 → 4,355 (-11.0%) |
| Median household income | $48,980 → $62,885 (+28.4%) | $63,723 → $72,500 (+13.8%) |
| Median home value | $102,400 → $141,900 (+38.6%) | $118,900 → $147,200 (+23.8%) |
| Median gross rent | $554 → $709 (+28.0%) | $597 → $743 (+24.5%) |
Clark County
3,6853,876
$48,980$62,885
$102,400$141,900
$554$709
Marshall County
4,8914,355
$63,723$72,500
$118,900$147,200
$597$743
Age & race/ethnicity
Age distribution (share)
| Clark County | Marshall County | |
|---|---|---|
| Under 5 | 8.7% | 7.2% |
| 5 to 17 | 20.4% | 16.6% |
| 18 to 24 | 4.9% | 9.0% |
| 25 to 34 | 11.1% | 9.6% |
| 35 to 44 | 10.0% | 10.0% |
| 45 to 54 | 8.3% | 9.6% |
| 55 to 64 | 13.1% | 15.4% |
| 65 to 74 | 13.5% | 13.6% |
| 75 and over | 9.9% | 9.0% |
Race & ethnicity (share)
| Clark County | Marshall County | |
|---|---|---|
| White (non-Hispanic) | 91.8% | 84.3% |
| Black or African American | 0.5% | 0.1% |
| American Indian & Alaska Native | 0.6% | 6.5% |
| Asian | 0.7% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.2% | 0.1% |
| Two or more races | 1.6% | 2.9% |
| Hispanic or Latino | 4.6% | 6.1% |
Educational attainment (age 25+)
Share of adults 25+
| Clark County | Marshall County | |
|---|---|---|
| No high school diploma | 10.0% | 7.9% |
| High school graduate | 43.8% | 36.1% |
| Some college or associate's | 30.0% | 33.6% |
| Bachelor's degree | 13.9% | 18.5% |
| Graduate or professional degree | 2.3% | 3.9% |
Commute to work
How workers get to work (share)
| Clark County | Marshall County | |
|---|---|---|
| Drove alone | 68.7% | 75.9% |
| Carpooled | 8.8% | 10.0% |
| Public transit | 0.0% | 1.9% |
| Walked | 4.8% | 4.6% |
| Bicycle | 0.0% | 0.4% |
| Worked from home | 17.1% | 5.8% |
| Other means | 0.6% | 1.4% |
Housing
Units in structure (share)
| Clark County | Marshall County | |
|---|---|---|
| 1-unit, detached | 84.6% | 82.4% |
| 1-unit, attached | 0.3% | 0.9% |
| 2 to 4 units | 2.4% | 2.8% |
| 5 to 19 units | 2.5% | 5.1% |
| 20 or more units | 1.1% | 1.3% |
| Mobile home & other | 9.1% | 7.6% |
Poverty & households
| Clark County | Marshall County | |
|---|---|---|
| Poverty rate | 11.1% | 7.9% |
| Average household size | 2.82 | 2.56 |
| Mean commute (minutes) | 20 | 16 |
| Median year structure built | 1959 | 1969 |
Full profiles
2Related rankings
21- Largest by population — counties in South Dakota
- Most densely populated — counties in South Dakota
- Highest median household income — counties in South Dakota
- Highest median home value — counties in South Dakota
- Most affordable home values — counties in South Dakota
- Highest median gross rent — counties in South Dakota
- Cheapest median gross rent — counties in South Dakota
- Oldest by median age — counties in South Dakota
- Youngest by median age — counties in South Dakota
- Most college-educated — counties in South Dakota
- Highest poverty rate — counties in South Dakota
- Lowest poverty rate — counties in South Dakota
- Highest homeownership rate — counties in South Dakota
- Lowest homeownership rate — counties in South Dakota
- Longest commutes — counties in South Dakota
- Shortest commutes — counties in South Dakota
- Largest households — counties in South Dakota
- Newest housing — counties in South Dakota
- Oldest housing — counties in South Dakota
- Fastest-growing (2019–2023) — counties in South Dakota
- Fastest-shrinking (2019–2023) — counties in South Dakota