Washington County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
13,682
Male
6,957
50.8%
Female
6,725
49.2%
Median Age
44.2 yrs
Avg Household Size
2.4
Foreign Born
0.6%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher17.6%
High School or Higher40.4%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
7.2%
Disability
0.0%
Non-English Home
4.9%
Married
47.1%
Washington County, IL has a population of 13,682 according to 2023 Census Bureau estimates. The median age is 44.2 years. The largest racial or ethnic group is White at 95.6% of the population. 17.6% of residents hold a bachelor's degree or higher. 0.6% of residents are foreign-born.