Knox County's estimated 2025 population is 3,615 with a growth rate of -1.47% in the past year according to the most recent United States census data. Knox County is the 113th largest county in Missouri. The 2010 population was 4,125 and has seen a growth of -12.36% since that time.
Data after 2023 is projected based on recent change
The racial composition of Knox County includes 95.32% White, and smaller percentages for Native Hawaiian or Pacific Islander, Two or more races, Black or African American, Asian, other race, Native American and multiracial populations.
White
Native Hawaiian or Pacific Islander
Two or more races
Black or African American
Asian
Other race
Native American
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,584 | 95.32% |
| Native Hawaiian or Pacific Islander | 72 | 1.91% |
| Two or more races | 59 | 1.57% |
| Black or African American | 34 | 0.9% |
| Asian | 8 | 0.21% |
| Other race | 2 | 0.05% |
| Native American | 1 | 0.03% |
Married
Widowed
Divorced
Separated
Never Married
Knox County's average per capita income is $36,728. Household income levels show a median of $53,333. The poverty rate stands at 14.68%.
Name | Median | Mean |
|---|---|---|
| Married Families | $73,421 | - |
| Families | $69,679 | $89,155 |
| Households | $53,333 | $67,196 |
| Non Families | $25,855 | $34,845 |
Average Income
Median Household Income
Poverty Rate
