Warren County's estimated 2026 population is 39,804 with a growth rate of 1.69% in the past year according to the most recent United States census data. Warren County is the 30th largest county in Missouri. The 2010 population was 32,612 and has seen a growth of 22.05% since that time.
Data after 2023 is projected based on recent change
The racial composition of Warren County includes 90.11% White, and smaller percentages for Black or African American, other race, Native American, Asian and multiracial populations.
White (90.11%)
Two or more races (5.64%)
Black or African American (2.14%)
Other race (0.93%)
Native American (0.68%)
Asian (0.5%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 32,859 | 90.11% |
| Two or more races | 2,056 | 5.64% |
| Black or African American | 779 | 2.14% |
| Other race | 340 | 0.93% |
| Native American | 249 | 0.68% |
| Asian | 184 | 0.5% |
Married
Widowed
Divorced
Separated
Never Married
Warren County's average per capita income is $47,287. Household income levels show a median of $77,989. The poverty rate stands at 9.33%.
Name | Median | Mean |
|---|---|---|
| Married Families | $100,256 | $120,790 |
| Families | $91,618 | $110,291 |
| Households | $77,989 | $97,919 |
| Non Families | $43,378 | $58,157 |
Average Income
Median Household Income
Poverty Rate
