Benton County's estimated 2026 population is 20,722 with a growth rate of 0.26% in the past year according to the most recent United States census data. Benton County is the 54th largest county in Missouri. The 2010 population was 19,109 and has seen a growth of 8.44% since that time.
Data after 2023 is projected based on recent change
The racial composition of Benton County includes 93.15% White, and smaller percentages for Black or African American, Native American, other race, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (93.15%)
Two or more races (4.4%)
Black or African American (0.9%)
Native American (0.76%)
Other race (0.61%)
Asian (0.15%)
Native Hawaiian or Pacific Islander (0.04%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 18,524 | 93.15% |
| Two or more races | 875 | 4.4% |
| Black or African American | 178 | 0.9% |
| Native American | 151 | 0.76% |
| Other race | 122 | 0.61% |
| Asian | 29 | 0.15% |
| Native Hawaiian or Pacific Islander | 8 | 0.04% |
Married
Widowed
Divorced
Separated
Never Married
Benton County's average per capita income is $38,303. Household income levels show a median of $52,200. The poverty rate stands at 16.65%.
Name | Median | Mean |
|---|---|---|
| Married Families | $78,421 | - |
| Families | $67,010 | $83,736 |
| Households | $52,200 | $68,388 |
| Non Families | $24,391 | $38,197 |
Average Income
Median Household Income
Poverty Rate
