Washtenaw County, MI — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
368,394
Male
183,761
49.9%
Female
184,633
50.1%
Median Age
34.8 yrs
Avg Household Size
2.3
Foreign Born
12.8%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher37.2%
High School or Higher46.3%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
3.4%
Disability
0.0%
Non-English Home
2.7%
Married
38.7%
Washtenaw County, MI has a population of 368,394 according to 2023 Census Bureau estimates. The median age is 34.8 years. The largest racial or ethnic group is White at 70.0% of the population. 37.2% of residents hold a bachelor's degree or higher. 12.8% of residents are foreign-born.