Census Dots

Warren County Demographics

A map of Warren County's Population by Race

Race
PopulationPercent
White
31,10387.5%
Multiracial
1,9415.5%
Hispanic
1,4003.9%
Black
7182.0%
Native American/Other
2270.6%
Asian
1430.4%

Warren County, Missouri had a population of 35,532 in 2020. It was 87.5% White, 2.0% Black, 0.4% Asian, 3.9% Hispanic, 0.6% Native American/Other, and 5.5% Multiracial. This map presents the population of Warren County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Warren County is the 33rd most populous county of the 115 counties in Missouri.

Warren County's White Population

31,103 residents of Warren County identify as White, or 87.5%. This makes the White share of the population of Warren County slightly larger than the White share of the population of Missouri (75.8% White). Of the 115 counties in Missouri, Warren County is ranked #76 in terms of White residents as a share of the population.

Warren County is more White than neighboring St. Charles County (82.9% White). Warren County is less White than neighboring Lincoln County (89.1% White), Montgomery County (92.2% White), Franklin County (91.4% White), and Gasconade County (92.6% White).

Warren County's Black Population

718 residents of Warren County identify as Black, or 2.0%. This makes the Black share of the population of Warren County slightly less than the Black share of the population of Missouri (11.3% Black). Of the 115 counties in Missouri, Warren County is ranked #40 in terms of Black residents as a share of the population.

Warren County is more Black than neighboring Lincoln County (1.8% Black), Montgomery County (0.9% Black), Franklin County (0.8% Black), and Gasconade County (0.1% Black). Warren County is less Black than neighboring St. Charles County (5.1% Black).

Warren County's Asian Population

143 residents of Warren County identify as Asian, or 0.4%. This makes the Asian share of the population of Warren County roughly similar to the Asian share of the population of Missouri (2.1% Asian). Of the 115 counties in Missouri, Warren County is ranked #48 in terms of Asian residents as a share of the population.

Warren County is more Asian than neighboring Gasconade County (0.3% Asian). Warren County is less Asian than neighboring Franklin County (0.5% Asian), and St. Charles County (2.7% Asian).

Warren County's Hispanic Population

1,400 residents of Warren County identify as Hispanic, or 3.9%. This makes the Hispanic share of the population of Warren County roughly similar to the Hispanic share of the population of Missouri (4.9% Hispanic). Of the 115 counties in Missouri, Warren County is ranked #24 in terms of Hispanic residents as a share of the population.

Warren County is more Hispanic than neighboring Lincoln County (2.6% Hispanic), Montgomery County (2% Hispanic), Franklin County (2.1% Hispanic), and Gasconade County (1.3% Hispanic). Warren County is less Hispanic than neighboring St. Charles County (4% Hispanic).

Warren County's Native American/Other Population

227 residents of Warren County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.6%. This makes the Native American/Other share of the population of Warren 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, Warren County is ranked #64 in terms of Native American/Other residents as a share of the population.

Warren County is more Native American/Other than neighboring Montgomery County (0.4% Native American/Other), Gasconade County (0.4% Native American/Other), and St. Charles County (0.5% Native American/Other). Warren County is less Native American/Other than neighboring Lincoln County (0.7% Native American/Other).

Warren County's Multiracial Population

1,941 residents of Warren County identify as Multiracial, or 5.5%. This makes the Multiracial share of the population of Warren County roughly similar to the Multiracial share of the population of Missouri (5% Multiracial). Of the 115 counties in Missouri, Warren County is ranked #19 in terms of Multiracial residents as a share of the population.

Warren County is more Multiracial than neighboring Montgomery County (4% Multiracial), Franklin County (4.6% Multiracial), Gasconade County (5.2% Multiracial), and St. Charles County (4.8% Multiracial).

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