2020 census As of the
2020 census, Benton had a population of 35,014. The median age was 36.8 years. 25.9% of residents were under the age of 18 and 15.5% of residents were 65 years of age or older. For every 100 females there were 90.8 males, and for every 100 females age 18 and over there were 87.3 males age 18 and over. There were 13,737 households in Benton, of which 8,913 were families and 35.7% had children under the age of 18 living in them. Of all households, 48.4% were married-couple households, 15.8% were households with a male householder and no spouse or partner present, and 29.7% were households with a female householder and no spouse or partner present. About 26.9% of all households were made up of individuals and 10.9% had someone living alone who was 65 years of age or older. Of the 8,713 households 33.5% had children under the age of 18 living with them, 55.9% were married couples living together, 11.8% had a female householder with no husband present, and 29.0% were non-families. The average household size was 2.46 and the average family size was 2.95. The age distribution was 25.3% under the age of 18, 8.8% from 18 to 24, 29.8% from 25 to 44, 21.5% from 45 to 64, and 14.7% 65 or older. The median age was 36 years. For every 100 females, there were 91.5 males. For every 100 females age 18 and over, there were 88.1 males. The median household income was $41,503 and the median family income was $51,064. Males had a median income of $32,493 versus $22,386 for females. The per capita income for the city was $19,797. About 5.8% of families and 8.6% of the population were below the
poverty line, including 9.9% of those under age 18 and 11.5% of those age 65 or over. ==Education==