Williamson County, TN — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
254,609
Male
125,734
49.4%
Female
128,875
50.6%
Median Age
40.3 yrs
Avg Household Size
2.8
Foreign Born
8.2%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher40.7%
High School or Higher49.4%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.0%
Disability
0.0%
Non-English Home
2.7%
Married
50.3%
Williamson County, TN has a population of 254,609 according to 2023 Census Bureau estimates. The median age is 40.3 years. The largest racial or ethnic group is White at 82.8% of the population. 40.7% of residents hold a bachelor's degree or higher. 8.2% of residents are foreign-born.