Osage is located in Henry County, Missouri. Osage has a 2025 population of 787. Osage is currently growing at a rate of 0.25% annually and its population has increased by 2.88% since the most recent census, which recorded a population of 765 in 2020.
The average household income in Osage is $62,065 with a poverty rate of 9.66%.The median age in Osage is 58.6 years: 61.7 years for males, and 53.3 years for females.
Data after 2023 is projected based on recent change
The racial composition of Osage includes 93.38% White, and smaller percentages for other race, Native American and multiracial populations.
White (93.4%)
Two or more races (3.5%)
Other race (2.9%)
Native American (0.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 677 | 93.38% |
| Two or more races | 25 | 3.45% |
| Other race | 21 | 2.9% |
| Native American | 2 | 0.28% |
Married
Widowed
Divorced
Separated
Never Married
Osage's average per capita income is $34,453. Household income levels show a median of $61,719. The poverty rate stands at 9.66%.
Name | Median | Mean |
|---|---|---|
| Married Families | $66,250 | - |
| Families | $65,208 | $75,232 |
| Households | $61,719 | $62,065 |
| Non Families | $18,661 | $28,728 |
Average Income
Median Household Income
Poverty Rate