Kingsbury County, South Dakota Demographics 2026
Kingsbury County, South Dakota has a population of 5,244, the 35th most populous county in South Dakota. The median household income is $74,000 and the median home value is $169,500. The poverty rate is 10.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Kingsbury County Quick Facts
How Kingsbury County Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 5,210 | 5,244 | +0.7% |
| Median household income | $70,221 | $74,000 | +5.4% |
| Median home value | $159,600 | $169,500 | +6.2% |
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
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: 35 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Kingsbury County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| De Smet | 943 | $67,321 | 4.6% | $165,200 |
| Lake Preston | 596 | $52,396 | 17.0% | $130,000 |
| Badger | 162 | $65,000 | 3.7% | $70,000 |
| Erwin | 105 | $86,250 | 0.0% | N/A |
| Oldham | 75 | $33,750 | 17.3% | N/A |
| Spring Lake Colony | 35 | N/A | 48.6% | N/A |
| Bancroft | 16 | N/A | 0.0% | N/A |
| Hetland | 10 | $46,250 | 0.0% | $57,500 |
Explore South Dakota Rankings
Population Overview
Kingsbury County is located in South Dakota with a total population of 5,244. It is the 35th most populous county out of 66 in South Dakota. The county encompasses 8 Census-designated places.
Age Demographics
The median age in Kingsbury County is 42.1 years. This is 11% higher than the state median of 38.0 years.
Economy, Income & Housing
The median household income in Kingsbury County is $74,000. This is 1% lower than the state median of $75,081. It is also 8% lower than the national median of $80,734. The poverty rate stands at 10.6%. This is 11% lower than the state poverty rate of 11.9%. The unemployment rate is 1.0%. This is 66% lower than the state rate of 2.9%. The median home value is $169,500. Housing costs are 34% lower than the state median of $257,400. With a home-value-to-income ratio of just 2.3x, Kingsbury County is one of the most affordable housing markets in the area. 82.0% of occupied housing units are owner-occupied. This homeownership rate is 20% higher than the state average of 68.6%.
Race & Ethnicity
Kingsbury County has a predominantly White (non-Hispanic) population, comprising 91.3% of all residents. Hispanic or Latino residents account for 2.9%. The Asian population (0.4%) is well below the state average of 1.4%.
Education
23.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 28% lower than the state rate of 31.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.7%.
Data Sources & Methodology
All figures for Kingsbury County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against South Dakota and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Kingsbury County, South Dakota?
Kingsbury County has a population of 5,244, making it the 35th most populous county in South Dakota.
What is the median income in Kingsbury County?
The median household income in Kingsbury County is $74,000 with a poverty rate of 10.6%.
How many cities are in Kingsbury County, South Dakota?
Kingsbury County contains 8 Census-designated places.