Benton County Demographics

A map of Benton County's Population by Race

Benton County, Missouri had a population of 19,394 in 2020. It was 92.5% White, 0.4% Black, 0.3% Asian, 1.6% Hispanic, 0.7% Native American/Other, and 4.5% Multiracial. This map presents the population of Benton County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Benton County is the 56th most populous county of the 115 counties in Missouri.

Benton County's White Population

17,934 residents of Benton County identify as White, or 92.5%. This makes the White share of the population of Benton County larger than the White share of the population of Missouri (75.8% White). Of the 115 counties in Missouri, Benton County is ranked #32 in terms of White residents as a share of the population.

Benton County is more White than neighboring Hickory County (92.4% White), Morgan County (91.9% White), Pettis County (80.9% White), Henry County (90.2% White), and St. Clair County (92.3% White).

Benton County's Black Population

75 residents of Benton County identify as Black, or 0.4%. This makes the Black share of the population of Benton County slightly less than the Black share of the population of Missouri (11.3% Black). Of the 115 counties in Missouri, Benton County is ranked #87 in terms of Black residents as a share of the population.

Benton County is more Black than neighboring Hickory County (0.1% Black), and St. Clair County (0.3% Black). Benton County is less Black than neighboring Morgan County (0.6% Black), Pettis County (3.1% Black), and Henry County (0.8% Black).

Benton County's Asian Population

51 residents of Benton County identify as Asian, or 0.3%. This makes the Asian share of the population of Benton County roughly similar to the Asian share of the population of Missouri (2.1% Asian). Of the 115 counties in Missouri, Benton County is ranked #82 in terms of Asian residents as a share of the population.

Benton County is more Asian than neighboring Hickory County (0.2% Asian), and St. Clair County (0.2% Asian). Benton County is less Asian than neighboring Pettis County (0.7% Asian), and Henry County (0.4% Asian).

Benton County's Hispanic Population

310 residents of Benton County identify as Hispanic, or 1.6%. This makes the Hispanic share of the population of Benton County roughly similar to the Hispanic share of the population of Missouri (4.9% Hispanic). Of the 115 counties in Missouri, Benton County is ranked #91 in terms of Hispanic residents as a share of the population.

Benton County is less Hispanic than neighboring Morgan County (2.1% Hispanic), Pettis County (9.3% Hispanic), Henry County (2.6% Hispanic), and St. Clair County (1.9% Hispanic).

Benton County's Native American/Other Population

144 residents of Benton County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.7%. This makes the Native American/Other share of the population of Benton County roughly similar to the Native American/Other share of the population of Missouri (0.9% Native American/Other). Of the 115 counties in Missouri, Benton County is ranked #46 in terms of Native American/Other residents as a share of the population.

Benton County is less Native American/Other than neighboring Hickory County (0.8% Native American/Other), Morgan County (0.8% Native American/Other), Pettis County (0.9% Native American/Other), and St. Clair County (1% Native American/Other).

Benton County's Multiracial Population

880 residents of Benton County identify as Multiracial, or 4.5%. This makes the Multiracial share of the population of Benton County roughly similar to the Multiracial share of the population of Missouri (5% Multiracial). Of the 115 counties in Missouri, Benton County is ranked #59 in terms of Multiracial residents as a share of the population.

Benton County is more Multiracial than neighboring Morgan County (4.3% Multiracial), and St. Clair County (4.3% Multiracial). Benton County is less Multiracial than neighboring Hickory County (4.9% Multiracial), Pettis County (5% Multiracial), and Henry County (5.2% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.