Osage, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Osage, Iowa had a total population of 3,561, the 111th largest city in Iowa, with a median household income of $68,730, which is 8% lower than the state average. The poverty rate is 6.9%.
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 2.3x.
- Near full employment with an unemployment rate of just 1.8%.
Osage Quick Facts
How Osage 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 | 3,578 | 3,561 | -0.5% |
| Median household income | $62,309 | $68,730 | +10.3% |
| Median home value | $141,800 | $160,700 | +13.3% |
How Osage 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: 31 | National average: 61
Education
Educational Attainment (Adults 25+)
Osage Rankings in Iowa
Explore Iowa Rankings
Other Cities in Mitchell County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| St. Ansgar | 1,206 | $76,458 | 5.4% | $152,500 |
| Riceville | 823 | $44,615 | 10.9% | $112,100 |
| Stacyville | 545 | $61,932 | 12.1% | $112,900 |
| Mitchell | 117 | $72,500 | 7.7% | $116,100 |
| McIntire | 89 | N/A | 23.6% | $55,000 |
| Carpenter | 81 | $74,107 | 8.6% | $63,900 |
| Orchard | 69 | $59,167 | 7.2% | $66,700 |
| Toeterville | 56 | N/A | 71.4% | N/A |
| Little Cedar | 40 | N/A | 0.0% | N/A |
| Otranto | 34 | N/A | 26.5% | N/A |
Cities Similar to Osage
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Albia | 3,663 | $70,455 | $130,300 | 24.7% | 14.6% |
| Eagle Grove | 3,593 | $63,125 | $104,600 | 21.2% | 30.2% |
| West Liberty | 3,776 | $69,345 | $180,000 | 16.2% | 11.3% |
| New Hampton | 3,453 | $62,870 | $167,700 | 22.3% | 17.3% |
| Milford | 3,311 | $63,369 | $218,400 | 21.8% | 8.9% |
Population Overview
Osage is a small community located in Iowa, within Mitchell County. The total population is 3,561. It ranks as the 111th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Osage is 43.4 years. This is 12% higher than the state median of 38.6 years. 12.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Osage is $68,730. This is 8% lower than the state median of $75,059. It is also 15% lower than the national median of $80,734. The poverty rate stands at 6.9%. This is 37% lower than the state poverty rate of 11.1%. The unemployment rate is 1.8%. This is 49% lower than the state rate of 3.6%. The median home value is $160,700. Housing costs are 23% lower than the state median of $208,000. With a home-value-to-income ratio of just 2.3x, Osage is one of the most affordable housing markets in the area. 76.0% of occupied housing units are owner-occupied. This homeownership rate is 6% higher than the state average of 71.7%.
Race & Ethnicity
Osage has a predominantly White (non-Hispanic) population, comprising 93.9% of all residents. Hispanic or Latino residents account for 2.5%. The Black or African American population (1.0%) is well below the state average of 3.8%. The Hispanic or Latino population (2.5%) is well below the state average of 7.3%.
Education
26.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 16% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.0%.
Data Sources & Methodology
All demographic data for Osage, Iowa 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 Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,017 Census-designated places in Iowa. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Iowa city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Osage, Iowa?
Osage, Iowa has a population of 3,561 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Osage, IA?
The median household income in Osage is $68,730, which is 15% lower than the national median of $80,734.
What is the poverty rate in Osage, IA?
The poverty rate in Osage is 6.9%. This means approximately 239 residents live below the federal poverty line.
What is the racial makeup of Osage, Iowa?
Osage's population is 93.9% White, 1.0% Black, 2.5% Hispanic/Latino, and 1.4% Asian.
What is the median home value in Osage, IA?
The median home value in Osage is $160,700. The home-value-to-income ratio is 2.3x.
How educated is Osage, Iowa?
26.4% of adults (25+) in Osage hold a bachelor's degree or higher, and 9.0% hold a graduate or professional degree.