Clark County, South Dakota Income Statistics
Clark County Wealth Score
The wealth index reflects the overall economic prosperity and financial well-being of a county's residents based on income levels, employment rates, and income inequality metrics.
-
B
Clark County Around average
Source: Map AI Methodology
Income Statistics Overview
| Metric | Clark County | South Dakota Avg | US Average |
|---|---|---|---|
| Median Household Income | $69,502 | $75,087 | $80,455 |
| Median Personal Income | $47,231 | $53,860 | $60,758 |
| Average Yearly Income Growth | 4.6% | 4.6% | 4.8% |
| Six-Figure Earners | 9.9% | 10.1% | 13.9% |
| $200k+ Households | 5.5% | 8.1% | 13.2% |
The median household income in Clark County is about 7% lower than in South Dakota. Income has been growing slower in Clark County (4.6%/yr) than in South Dakota (4.6%/yr).
About 10% of adults in Clark County earn six figures ($100,000 or more) a year, about the same as the South Dakota average of 10%.
Median Household Income 2009–2024 Trend
Median Household Income Over Time
Median household income in Clark County, South Dakota grew by 60.7% from 2009 to 2024, reaching $69,502 in 2024. That's an average of about 4.6% per year.
Income Inequality and the Gender Pay Gap in Clark County
| Metric | Clark County | South Dakota Avg | US Average |
|---|---|---|---|
| Gini Coefficient | 0.536 | 0.504 | 0.552 |
| Male Median Income | $63,240 | $62,990 | $69,667 |
| Female Median Income | $40,757 | $50,603 | $56,850 |
| Gender Pay Gap | 35.6% | 19.7% | 18.4% |
The Gini coefficient measures how evenly income is shared between richer and poorer households, from 0 (everyone earns the same) to 1 (one household earns nearly everything). The lower the number, the more equally income is distributed. In Clark County, it is 0.536, higher than South Dakota's 0.504, so income is less evenly distributed here than there, and lower than the US's 0.552, so income is more evenly distributed here than there.
Men's income is about 55% more than women's income in Clark County, South Dakota. Over a 35-year career, a 55% wage gap accumulates to roughly $786,905 in unearned income for female workers in the area.
Income by Sex Over Time
Since 2009, the income gap between men and women in Clark County, South Dakota has widened from about 30% to 36% in 2024. Over that period the gap was narrowest at 13% in 2014. In dollar terms, the gap has widened by $11,041 since 2009.
Sharply against the trend: the pay gap in Clark County widened by 5.6 points while South Dakota's narrowed by 4.5 points.
Employment
| Metric | Clark County | South Dakota Avg | US Average |
|---|---|---|---|
| Unemployment Rate | 4.0% | 2.9% | 5.2% |
| Working from Home | 17.1% | 9.7% | 15.0% |
| Commute time (minutes) | 16 | 15 | 22 |
Approximately 67 people are unemployed in Clark County, South Dakota.
The average commute time in Clark County is 16 minutes, longer than the 15 minutes in South Dakota.
Unemployment Rate Over Time
Since 2011, the unemployment rate in Clark County, South Dakota has risen from 3.6% to 4.0% in 2024. Over that period the rate peaked at 5.5% in 2021 and fell as low as 2.8% in 2015.
Clark County, SD Wealth Compared With Nearby Counties
Clark County, SD is the smallest of the 6 counties compared here, 3,917 residents against a local median of 6,219. Clark County, SD's unemployment, at 4.0%, runs 197% above the 1.3% typical of the counties around it. That is the weaker end of the local range on this measure.
The counties themselves sit within 1.1% of each other on unemployment, a tighter band than the gap between any of them and Clark County, SD, which makes it a genuine outlier here rather than one end of a wide local spread. Clark County, SD has the 6th lowest unemployment of the 6 areas compared here.
| Area | Population | Median household income | Income growthAverage yearly change in median household income since 2016. Each year is measured in its own dollars, so this is growth before inflation. | Unemployment | Income inequalityGini coefficient: 0 would mean every household earns the same, 1 that a single household earns everything. The lower the number, the more equally income is shared here. |
|---|---|---|---|---|---|
| Clark County, SD | 3,917 | $69,502 #5/6 | 4.6%/yr #5/6 | 4.0% #6/6 | 0.536 #6/6 |
| Day County, SD | 5,437 | $66,062 | 6.3%/yr | 2.1% | 0.501 |
| Kingsbury County, SD | 5,244 | $74,285 | 4.0%/yr | 1.0% | 0.482 |
| Codington County, SD | 28,767 | $72,712 | 4.8%/yr | 1.9% | 0.464 |
| Hamlin County, SD | 6,373 | $86,859 | 4.7%/yr | 1.0% | 0.478 |
| Spink County, SD | 6,219 | $71,068 | 4.6%/yr | 1.3% | 0.508 |
Conclusion
Considering all these factors, Clark County, South Dakota has an overall wealth index grade of B, making it about on par with South Dakota, and somewhat better than the country as a whole.
Frequently Asked Questions
Common questions about income and wealth in Clark County, South Dakota.
How Rich Is Clark County, South Dakota?
Clark County has a wealth index grade of B. The wealth index grades areas from A+ (best) to F- by combining income levels, employment rates, and income inequality; a B grade means residents are quite well off compared to the U.S. average. The median household income is $69,502, about 7% lower than the South Dakota average of $75,087.
Are incomes growing in Clark County, South Dakota?
Between 2009 and 2024, the median household income in Clark County, South Dakota rose 61%, from $43,257 to $69,502. Over the same years, income here lagged behind South Dakota as a whole: +61% against +67%.
What was the median household income in Clark County in 2023?
In 2023, the median household income in Clark County, South Dakota was $65,119, up 10% from $59,047 in 2022. The South Dakota median that year was $72,558.
What was the median household income in Clark County in 2020?
In 2020, the median household income in Clark County, South Dakota was $51,034. By 2024 it had risen 36% to $69,502.
Is it hard to find a job in Clark County, South Dakota?
Unemployment in Clark County, South Dakota is 4.0%, well above the South Dakota rate of 2.9%, so job seekers may face more competition than elsewhere.
What is the Gini coefficient in Clark County, South Dakota?
The Gini coefficient in Clark County is 0.536. It measures income inequality on a scale from 0 (everyone earns the same) to 1 (one household earns everything). That is lower than the US average of 0.552, so income is distributed more equally than in the country overall.
How has the income gap between men and women changed in Clark County, South Dakota?
Since 2009, the income gap between men and women in Clark County, South Dakota has widened from about 30% to 36% in 2024. Over that period the gap was narrowest at 13% in 2014. In dollar terms, the gap has widened by $11,041 since 2009.
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