Knox County Demographics

A map of Knox County's Population by Race

Knox County, Missouri had a population of 3,744 in 2020. It was 95.4% White, 0.5% Black, 0.5% Asian, 0.6% Hispanic, 0.3% Native American/Other, and 2.6% Multiracial. This map presents the population of Knox County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Knox County is the 113th most populous county of the 115 counties in Missouri.

Knox County's White Population

3,573 residents of Knox County identify as White, or 95.4%. This makes the White share of the population of Knox County larger than the White share of the population of Missouri (75.8% White). Of the 115 counties in Missouri, Knox County is ranked #6 in terms of White residents as a share of the population.

Knox County is more White than neighboring Shelby County (94.2% White), Lewis County (92.9% White), and Adair County (85.3% White). Knox County is less White than neighboring Scotland County (96.2% White), and Clark County (95.5% White).

Knox County's Black Population

20 residents of Knox County identify as Black, or 0.5%. This makes the Black share of the population of Knox County slightly less than the Black share of the population of Missouri (11.3% Black). Of the 115 counties in Missouri, Knox County is ranked #76 in terms of Black residents as a share of the population.

Knox County is more Black than neighboring Scotland County (0.1% Black), Shelby County (0.3% Black), and Clark County (0.3% Black). Knox County is less Black than neighboring Lewis County (1.8% Black), and Adair County (5% Black).

Knox County's Asian Population

18 residents of Knox County identify as Asian, or 0.5%. This makes the Asian share of the population of Knox County roughly similar to the Asian share of the population of Missouri (2.1% Asian). Of the 115 counties in Missouri, Knox County is ranked #42 in terms of Asian residents as a share of the population.

Knox County is more Asian than neighboring Scotland County (0.1% Asian), Shelby County (0% Asian), Lewis County (0.2% Asian), and Clark County (0.2% Asian). Knox County is less Asian than neighboring Adair County (2.7% Asian).

Knox County's Hispanic Population

23 residents of Knox County identify as Hispanic, or 0.6%. This makes the Hispanic share of the population of Knox County roughly similar to the Hispanic share of the population of Missouri (4.9% Hispanic). Of the 115 counties in Missouri, Knox County is ranked #115 in terms of Hispanic residents as a share of the population.

Knox County is less Hispanic than neighboring Scotland County (0.7% Hispanic), Shelby County (1.9% Hispanic), Lewis County (1.6% Hispanic), Adair County (2.6% Hispanic), and Clark County (0.8% Hispanic).

Knox County's Native American/Other Population

11 residents of Knox County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.3%. This makes the Native American/Other share of the population of Knox 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, Knox County is ranked #107 in terms of Native American/Other residents as a share of the population.

Knox County is more Native American/Other than neighboring Scotland County (0.1% Native American/Other). Knox County is less Native American/Other than neighboring Shelby County (0.5% Native American/Other), Lewis County (0.4% Native American/Other), and Adair County (0.4% Native American/Other).

Knox County's Multiracial Population

99 residents of Knox County identify as Multiracial, or 2.6%. This makes the Multiracial share of the population of Knox County roughly similar to the Multiracial share of the population of Missouri (5% Multiracial). Of the 115 counties in Missouri, Knox County is ranked #110 in terms of Multiracial residents as a share of the population.

Knox County is less Multiracial than neighboring Scotland County (2.7% Multiracial), Shelby County (3.1% Multiracial), Lewis County (3% Multiracial), Adair County (4% Multiracial), and Clark County (2.9% Multiracial).

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