Benton County's estimated 2026 population is 343,107 with a growth rate of 3.17% in the past year according to the most recent United States census data. Benton County is the 2nd largest county in Arkansas. The 2010 population was 222,601 and has seen a growth of 54.14% since that time.
Data after 2023 is projected based on recent change
Overall: 35.9 years
Female: 36.5 years
Male: 35.3 years
There are 226,382 adults, (41,759 of whom are seniors) in Benton County.
Female: 151,304 (49.8%)
Male: 152,328 (50.2%)
The racial composition of Benton County includes 60.4% White, 4.61% Asian, 4.28% other race, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 183,388 | 60.4% |
| Two or more races | 82,069 | 27.03% |
| Asian | 14,007 | 4.61% |
| Other race | 12,998 | 4.28% |
| Black or African American | 5,479 | 1.8% |
| Native American | 3,417 | 1.13% |
| Native Hawaiian or Pacific Islander | 2,274 | 0.75% |
Benton County's average per capita income is $56,181. Household income levels show a median of $93,506. The poverty rate stands at 7.56%.
Name | Median | Mean |
|---|---|---|
| Married Families | $119,195 | $157,302 |
| Families | $108,069 | $142,550 |
| Households | $93,506 | $126,066 |
| Non Families | $55,182 | $75,961 |
Average Income
Median Household Income
Poverty Rate