Census Dots

Washington County Demographics

A map of Washington County's Population by Race

Race
PopulationPercent
White
12,97694.3%
Multiracial
3512.6%
Hispanic
2241.6%
Black
850.6%
Asian
650.5%
Native American/Other
600.4%

Washington County, Illinois had a population of 13,761 in 2020. It was 94.3% White, 0.6% Black, 0.5% Asian, 1.6% Hispanic, 0.4% Native American/Other, and 2.6% Multiracial. This map presents the population of Washington County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Washington County is the 77th most populous county of the 102 counties in Illinois.

Washington County's White Population

12,976 residents of Washington County identify as White, or 94.3%. This makes the White share of the population of Washington County considerably larger than the White share of the population of Illinois (58.3% White). Of the 102 counties in Illinois, Washington County is ranked #15 in terms of White residents as a share of the population.

Washington County is more White than neighboring Clinton County (89% White), Perry County (84.9% White), Jefferson County (84% White), Randolph County (84.4% White), and St. Clair County (58.5% White).

Washington County's Black Population

85 residents of Washington County identify as Black, or 0.6%. This makes the Black share of the population of Washington County less than the Black share of the population of Illinois (13.9% Black). Of the 102 counties in Illinois, Washington County is ranked #71 in terms of Black residents as a share of the population.

Washington County is less Black than neighboring Clinton County (3.1% Black), Perry County (7.9% Black), Jefferson County (7.5% Black), Randolph County (7.9% Black), and St. Clair County (29.5% Black).

Washington County's Asian Population

65 residents of Washington County identify as Asian, or 0.5%. This makes the Asian share of the population of Washington County slightly less than the Asian share of the population of Illinois (5.8% Asian). Of the 102 counties in Illinois, Washington County is ranked #55 in terms of Asian residents as a share of the population.

Washington County is more Asian than neighboring Randolph County (0.3% Asian). Washington County is less Asian than neighboring Perry County (0.6% Asian), Jefferson County (0.9% Asian), and St. Clair County (1.4% Asian).

Washington County's Hispanic Population

224 residents of Washington County identify as Hispanic, or 1.6%. This makes the Hispanic share of the population of Washington County less than the Hispanic share of the population of Illinois (18.2% Hispanic). Of the 102 counties in Illinois, Washington County is ranked #81 in terms of Hispanic residents as a share of the population.

Washington County is less Hispanic than neighboring Clinton County (3.8% Hispanic), Perry County (3.4% Hispanic), Jefferson County (2.4% Hispanic), Randolph County (3.4% Hispanic), and St. Clair County (4.9% Hispanic).

Washington County's Native American/Other Population

60 residents of Washington 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 Washington County roughly similar to the Native American/Other share of the population of Illinois (0.5% Native American/Other). Of the 102 counties in Illinois, Washington County is ranked #44 in terms of Native American/Other residents as a share of the population.

Washington County is more Native American/Other than neighboring Perry County (0.3% Native American/Other). Washington County is less Native American/Other than neighboring Clinton County (0.5% Native American/Other), and St. Clair County (0.7% Native American/Other).

Washington County's Multiracial Population

351 residents of Washington County identify as Multiracial, or 2.6%. This makes the Multiracial share of the population of Washington County roughly similar to the Multiracial share of the population of Illinois (3.2% Multiracial). Of the 102 counties in Illinois, Washington County is ranked #91 in terms of Multiracial residents as a share of the population.

Washington County is less Multiracial than neighboring Clinton County (3.2% Multiracial), Perry County (2.9% Multiracial), Jefferson County (4.7% Multiracial), Randolph County (3.6% Multiracial), and St. Clair County (5% Multiracial).

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