Lewis County Demographics

A map of Lewis County's Population by Race

Lewis County, Missouri had a population of 10,032 in 2020. It was 92.9% White, 1.8% Black, 0.2% Asian, 1.6% Hispanic, 0.4% Native American/Other, and 3.0% Multiracial. This map presents the population of Lewis County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Lewis County is the 86th most populous county of the 115 counties in Missouri.

Lewis County's White Population

9,315 residents of Lewis County identify as White, or 92.9%. This makes the White share of the population of Lewis County larger than the White share of the population of Missouri (75.8% White). Of the 115 counties in Missouri, Lewis County is ranked #24 in terms of White residents as a share of the population.

Lewis County is more White than neighboring Marion County (87.4% White), and Adams County (88.8% White). Lewis County is less White than neighboring Clark County (95.5% White), Knox County (95.4% White), and Shelby County (94.2% White).

Lewis County's Black Population

185 residents of Lewis County identify as Black, or 1.8%. This makes the Black share of the population of Lewis County slightly less than the Black share of the population of Missouri (11.3% Black). Of the 115 counties in Missouri, Lewis County is ranked #43 in terms of Black residents as a share of the population.

Lewis County is more Black than neighboring Clark County (0.3% Black), Knox County (0.5% Black), and Shelby County (0.3% Black). Lewis County is less Black than neighboring Marion County (4.8% Black), and Adams County (3.7% Black).

Lewis County's Asian Population

22 residents of Lewis County identify as Asian, or 0.2%. This makes the Asian share of the population of Lewis County roughly similar to the Asian share of the population of Missouri (2.1% Asian). Of the 115 counties in Missouri, Lewis County is ranked #86 in terms of Asian residents as a share of the population.

Lewis County is more Asian than neighboring Shelby County (0% Asian). Lewis County is less Asian than neighboring Marion County (0.6% Asian), Knox County (0.5% Asian), and Adams County (0.8% Asian).

Lewis County's Hispanic Population

165 residents of Lewis County identify as Hispanic, or 1.6%. This makes the Hispanic share of the population of Lewis County roughly similar to the Hispanic share of the population of Missouri (4.9% Hispanic). Of the 115 counties in Missouri, Lewis County is ranked #87 in terms of Hispanic residents as a share of the population.

Lewis County is more Hispanic than neighboring Clark County (0.8% Hispanic), and Knox County (0.6% Hispanic). Lewis County is less Hispanic than neighboring Marion County (1.8% Hispanic), Shelby County (1.9% Hispanic), and Adams County (2% Hispanic).

Lewis County's Native American/Other Population

40 residents of Lewis County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.4%. This makes the Native American/Other share of the population of Lewis 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, Lewis County is ranked #101 in terms of Native American/Other residents as a share of the population.

Lewis County is more Native American/Other than neighboring Clark County (0.3% Native American/Other), and Knox County (0.3% Native American/Other). Lewis County is less Native American/Other than neighboring Marion County (0.6% Native American/Other), Shelby County (0.5% Native American/Other), and Adams County (0.5% Native American/Other).

Lewis County's Multiracial Population

305 residents of Lewis County identify as Multiracial, or 3.0%. This makes the Multiracial share of the population of Lewis County roughly similar to the Multiracial share of the population of Missouri (5% Multiracial). Of the 115 counties in Missouri, Lewis County is ranked #101 in terms of Multiracial residents as a share of the population.

Lewis County is more Multiracial than neighboring Clark County (2.9% Multiracial), and Knox County (2.6% Multiracial). Lewis County is less Multiracial than neighboring Marion County (4.8% Multiracial), Shelby County (3.1% Multiracial), and Adams County (4.2% Multiracial).

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