Iroquois city, South Dakota Demographics & Population 2026
As of 2026, Iroquois city, South Dakota has a total population of 425, the 168th largest city in South Dakota, with a median household income of $60,750, which is 16% lower than the state average. The poverty rate is 1.7%.
Key Takeaways
- An exceptionally low poverty rate of 1.7% — among the lowest in South Dakota.
- Housing is very affordable with a home-value-to-income ratio of just 2.3x.
Iroquois city Quick Facts
How Iroquois city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 33 | National average: 60
Education
Educational Attainment (Adults 25+)
Iroquois city Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Kingsbury County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| De Smet city | 974 | $60,139 | 5.4% | $155,900 |
| Arlington city | 833 | $67,083 | 16.7% | $122,400 |
| Lake Preston city | 539 | $60,917 | 13.7% | $139,100 |
| Badger town | 164 | $68,571 | 4.9% | $72,000 |
| Oldham city | 98 | $29,643 | 19.4% | $62,000 |
| Erwin town | 50 | $53,750 | 6.0% | $45,000 |
| Bancroft town | 34 | $133,750 | 0.0% | N/A |
| Hetland town | 10 | $45,625 | 0.0% | $65,000 |
Cities Similar to Iroquois city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Rosholt town | 430 | $62,375 | $115,800 | 22.8% | 13.3% |
| Bison town | 419 | $62,273 | $72,300 | 20.0% | 4.8% |
| Wilmot city | 441 | $61,563 | $68,600 | 29.0% | 9.4% |
| Mount Vernon city | 437 | $58,542 | $163,100 | 19.7% | 3.7% |
| White city | 438 | $63,125 | $141,700 | 23.5% | 5.3% |
Population Overview
Iroquois city is a small community located in South Dakota, within Kingsbury County. The total population is 425. It ranks as the 168th most populous out of 439 cities and towns in South Dakota.
Age Demographics
The median age in Iroquois city is 37.3 years. This is 1% lower than the state median of 37.7 years.
Economy, Income & Housing
The median household income in Iroquois city is $60,750. This is 16% lower than the state median of $72,421. Compared to the national median of $78,538, household income here is 23% lower. The poverty rate stands at 1.7%. This is 86% lower than the state poverty rate of 12.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.2%. This is 5% higher than the state rate of 3.0%. The median home value is $138,500. Housing costs are 42% lower than the state median of $236,800. With a home-value-to-income ratio of just 2.3x, Iroquois city is one of the most affordable housing markets in the area. 86.1% of occupied housing units are owner-occupied. This homeownership rate is 25% higher than the state average of 68.6%.
Race & Ethnicity
Iroquois city has a predominantly White (non-Hispanic) population, comprising 91.5% of all residents. Asian residents account for 0.5%. The Asian population (0.5%) is well below the state average of 1.4%.
Education
22.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 29% lower than the state rate of 31.1%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.8%.
Data Sources & Methodology
All demographic data for Iroquois city, South Dakota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against South Dakota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 439 Census-designated places in South Dakota. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Iroquois city, South Dakota?
Iroquois city, South Dakota has a population of 425 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Iroquois city, SD?
The median household income in Iroquois city is $60,750, which is 23% lower the national median of $78,538.
What is the poverty rate in Iroquois city, SD?
The poverty rate in Iroquois city is 1.7%. This means approximately 7 residents live below the federal poverty line.
What is the racial makeup of Iroquois city, South Dakota?
Iroquois city's population is 91.5% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.5% Asian.
What is the median home value in Iroquois city, SD?
The median home value in Iroquois city is $138,500. The home-value-to-income ratio is 2.3x.
How educated is Iroquois city, South Dakota?
22.0% of adults (25+) in Iroquois city hold a bachelor's degree or higher, and 7.5% hold a graduate or professional degree.