Osage is located in Henry County, Missouri. Osage has a 2025 population of 794 . Osage is currently growing at a rate of 0.76% annually and its population has increased by 3.79% 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. For every 100 females there are 108.3 males.
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 (93.38%)
Two or more races (3.45%)
Other race (2.9%)
Native American (0.28%)
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