Benton is a city located in Franklin County, Illinois. Benton has a 2025 population of 6,547 . It is also the county seat of Franklin County . Benton is currently declining at a rate of -0.47% annually and its population has decreased by -2.27% since the most recent census, which recorded a population of 6,699 in 2020.
The average household income in Benton is $70,049 with a poverty rate of 17.9%. The median age in Benton is 42.2 years: 38.1 years for males, and 48.3 years for females. For every 100 females there are 91.4 males.
Data after 2023 is projected based on recent change
The racial composition of Benton includes 90.02% White, and smaller percentages for Black or African American, Asian, other race, Native American and multiracial populations.
White (90.02%)
Two or more races (7.39%)
Black or African American (1.26%)
Asian (0.85%)
Other race (0.47%)
Native American (0.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 6,370 | 90.02% |
| Two or more races | 523 | 7.39% |
| Black or African American | 89 | 1.26% |
| Asian | 60 | 0.85% |
| Other race | 33 | 0.47% |
| Native American | 1 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Benton's average per capita income is $39,320. Household income levels show a median of $51,349. The poverty rate stands at 17.9%.
Name | Median | Mean |
|---|---|---|
| Married Families | $81,250 | - |
| Families | $63,393 | $90,550 |
| Households | $51,349 | $70,049 |
| Non Families | $26,380 | $39,045 |
Average Income
Median Household Income
Poverty Rate