Washington County, WI — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
137,320
Male
68,768
50.1%
Female
68,552
49.9%
Median Age
43.5 yrs
Avg Household Size
2.4
Foreign Born
2.8%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher24.9%
High School or Higher45.2%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
5.4%
Disability
0.0%
Non-English Home
3.1%
Married
49.1%
Washington County, WI has a population of 137,320 according to 2023 Census Bureau estimates. The median age is 43.5 years. The largest racial or ethnic group is White at 92.1% of the population. 24.9% of residents hold a bachelor's degree or higher. 2.8% of residents are foreign-born.