Platte, South Dakota Demographics & Population 2026
During the 2020–2024 ACS period, Platte, South Dakota had a total population of 1,161, the 70th largest city in South Dakota, with a median household income of $72,700, which is 3% lower than the state average. The poverty rate is 14.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 2.5x.
- Near full employment with an unemployment rate of just 1.0%.
Platte Quick Facts
How Platte 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 | 1,310 | 1,161 | -11.4% |
| Median household income | $71,641 | $72,700 | +1.5% |
| Median home value | $165,700 | $179,200 | +8.1% |
How Platte Compares
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+)
Platte Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Charles Mix County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Wagner | 1,529 | $47,462 | 15.7% | $136,000 |
| Lake Andes | 901 | $47,500 | 36.2% | $58,800 |
| Marty | 305 | $18,693 | 77.4% | N/A |
| Pickstown | 275 | $87,188 | 12.0% | $287,500 |
| Geddes | 158 | $60,000 | 3.8% | $88,100 |
| Dante | 120 | $106,250 | 5.8% | $170,800 |
| Clearfield Colony | 106 | N/A | 100.0% | N/A |
| Ravinia | 45 | $19,688 | 46.7% | $77,500 |
Cities Similar to Platte
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Salem | 1,216 | $74,881 | $166,700 | 26.6% | 5.6% |
| Garretson | 1,176 | $59,741 | $203,800 | 28.2% | 5.3% |
| Ipswich | 1,048 | $74,167 | $164,700 | 19.9% | 6.6% |
| Gettysburg | 1,260 | $63,929 | $125,000 | 28.3% | 4.8% |
| Ashland Heights | 1,105 | $57,353 | $219,600 | 10.1% | 30.7% |
Population Overview
Platte is a small community located in South Dakota, within Charles Mix County. The total population is 1,161. It ranks as the 70th most populous out of 439 Census-designated places in South Dakota.
Age Demographics
The median age in Platte is 35.6 years. This is 6% lower than the state median of 38.0 years.
Economy, Income & Housing
The median household income in Platte is $72,700. This is 3% lower than the state median of $75,081. It is also 10% lower than the national median of $80,734. The poverty rate stands at 14.7%. This is 23% higher than the state poverty rate of 11.9%. The unemployment rate is 1.0%. This is 65% lower than the state rate of 2.9%. The median home value is $179,200. Housing costs are 30% lower than the state median of $257,400. With a home-value-to-income ratio of just 2.5x, Platte is one of the most affordable housing markets in the area. 70.7% of occupied housing units are owner-occupied. This homeownership rate is 3% higher than the state average of 68.6%.
Race & Ethnicity
Platte has a predominantly White (non-Hispanic) population, comprising 93.5% of all residents. Hispanic or Latino residents account for 1.8%. The Hispanic or Latino population (1.8%) is well below the state average of 4.8%.
Education
22.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 30% 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 95.3%.
Data Sources & Methodology
All demographic data for Platte, South Dakota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. 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. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Platte, South Dakota?
Platte, South Dakota has a population of 1,161 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Platte, SD?
The median household income in Platte is $72,700, which is 10% lower than the national median of $80,734.
What is the poverty rate in Platte, SD?
The poverty rate in Platte is 14.7%. This means approximately 163 residents live below the federal poverty line.
What is the racial makeup of Platte, South Dakota?
Platte's population is 93.5% White, 0.0% Black, 1.8% Hispanic/Latino, and 1.6% Asian.
What is the median home value in Platte, SD?
The median home value in Platte is $179,200. The home-value-to-income ratio is 2.5x.
How educated is Platte, South Dakota?
22.4% of adults (25+) in Platte hold a bachelor's degree or higher, and 4.5% hold a graduate or professional degree.