Corson County, South Dakota Income Statistics
Corson 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.
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F
Corson County Well below averageLess wealthy than 92% of counties in South Dakota
Source: Map AI Methodology
Income Statistics Overview
| Metric | Corson County | South Dakota Avg | US Average |
|---|---|---|---|
| Median Household Income | $46,956 | $75,087 | $80,455 |
| Median Personal Income | $44,539 | $53,860 | $60,758 |
| Average Yearly Income Growth | 5.2% | 4.6% | 4.8% |
| Six-Figure Earners | 5.8% | 10.1% | 13.9% |
| $200k+ Households | 6.8% | 8.1% | 13.2% |
The median household income in Corson County is about 37% lower than in South Dakota. Income has been growing faster in Corson County (5.2%/yr) than in South Dakota (4.6%/yr).
About 6% of adults in Corson County earn six figures ($100,000 or more) a year, lower than the South Dakota average of 10%.
Median Household Income 2009–2024 Trend
Median Household Income Over Time
Median household income in Corson County, South Dakota grew by 57.1% from 2009 to 2024, reaching $46,956 in 2024. That's an average of about 5.2% per year.
Income Inequality and the Gender Pay Gap in Corson County
| Metric | Corson County | South Dakota Avg | US Average |
|---|---|---|---|
| Gini Coefficient | 0.645 | 0.504 | 0.552 |
| Male Median Income | $48,888 | $62,990 | $69,667 |
| Female Median Income | $49,350 | $50,603 | $56,850 |
| Gender Pay Gap | -0.9% | 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 Corson County, it is 0.645, higher than South Dakota's 0.504, so income is less evenly distributed here than there, and higher than the US's 0.552, so income is less evenly distributed here than there.
Women's income is about 1% more than men's income in Corson County, South Dakota.
Income by Sex Over Time
Since 2009, the income gap between men and women in Corson County, South Dakota has narrowed from about 29% to -1% in 2024. Over that period the gap was widest at 32% in 2010, and in 2020 women out-earned men by 4%. In dollar terms, the gap has narrowed by $10,635 since 2009.
Employment
| Metric | Corson County | South Dakota Avg | US Average |
|---|---|---|---|
| Unemployment Rate | 20.0% | 2.9% | 5.2% |
| Working from Home | 24.2% | 9.7% | 15.0% |
| Commute time (minutes) | 18 | 15 | 22 |
Approximately 352 people are unemployed in Corson County, South Dakota.
The average commute time in Corson County is 18 minutes, longer than the 15 minutes in South Dakota.
Unemployment Rate Over Time
The unemployment rate in Corson County, South Dakota has stayed about flat at 20.0% since 2011.
Corson County, SD Wealth Compared With Nearby Counties
Corson County, SD is typical in size for this group, 3,806 residents against a local median of 3,740, so the measures below are close to a like for like comparison. Corson County, SD's income growth, at 5.2%/yr, runs 77% above the 3.0%/yr typical of the counties around it. That is the better end of the local range on this measure.
Unemployment tells the same story from another angle: 20.0% against a local median of 13.9%, 44% above it. The picture is mixed rather than uniform: income growth runs ahead of the neighbourhood while unemployment runs behind it, so Corson County, SD is trading one against the other rather than simply out-performing what surrounds it. The counties themselves spread 3.6%/yr on income growth, so Corson County, SD sits at one end of an already wide local range rather than apart from it. Corson County, SD has the highest income growth 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. |
|---|---|---|---|---|---|
| Corson County, SD | 3,806 | $46,956 #5/6 | 5.2%/yr #1/6 | 20.0% #5/6 | 0.645 #5/6 |
| Sioux County, ND | 3,740 | $42,692 | 1.0%/yr | 17.0% | 0.647 |
| Dewey County, SD | 5,205 | $54,400 | 3.9%/yr | 13.9% | 0.591 |
| Grant County, ND | 2,269 | $58,110 | 3.0%/yr | 3.6% | 0.537 |
| Ziebach County, SD | 2,377 | $52,273 | 4.6%/yr | 20.0% | 0.635 |
| Morton County, ND | 33,777 | $79,602 | 2.7%/yr | 1.5% | 0.482 |
Conclusion
Considering all these factors, Corson County, South Dakota has an overall wealth index grade of F, making it worse than South Dakota, and worse than the country as a whole.
Frequently Asked Questions
Common questions about income and wealth in Corson County, South Dakota.
How Rich Is Corson County, South Dakota?
Corson County has a wealth index grade of F. The wealth index grades areas from A+ (best) to F- by combining income levels, employment rates, and income inequality; an F grade means residents are well below the U.S. average. The median household income is $46,956, about 37% lower than the South Dakota average of $75,087.
How has median household income changed in Corson County, South Dakota?
Between 2009 and 2024, the median household income in Corson County, South Dakota rose 57%, from $29,882 to $46,956. Over the same years, income here lagged behind South Dakota as a whole: +57% against +67%.
What was the median household income in Corson County in 2023?
In 2023, the median household income in Corson County, South Dakota was $45,000, down 8% from $48,749 in 2022. The South Dakota median that year was $72,558.
What was the median household income in Corson County in 2020?
In 2020, the median household income in Corson County, South Dakota was $37,250. By 2024 it had risen 26% to $46,956.
Is it hard to find a job in Corson County, South Dakota?
Unemployment in Corson County, South Dakota is 20.0%, well above the South Dakota rate of 2.9%, so job seekers may face more competition than elsewhere.
What is the Gini coefficient in Corson County, South Dakota?
The Gini coefficient in Corson County is 0.645. It measures income inequality on a scale from 0 (everyone earns the same) to 1 (one household earns everything). That is higher than the US average of 0.552, so income is distributed less equally than in the country overall.
How has the income gap between men and women changed in Corson County, South Dakota?
Since 2009, the income gap between men and women in Corson County, South Dakota has narrowed from about 29% to -1% in 2024. Over that period the gap was widest at 32% in 2010, and in 2020 women out-earned men by 4%. In dollar terms, the gap has narrowed by $10,635 since 2009.
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