Columbia County, WI — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
58,322
Male
30,012
51.5%
Female
28,310
48.5%
Median Age
43.3 yrs
Avg Household Size
2.3
Foreign Born
2.7%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher18.5%
High School or Higher40.9%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.1%
Disability
0.0%
Non-English Home
4.5%
Married
45.5%
Columbia County, WI has a population of 58,322 according to 2023 Census Bureau estimates. The median age is 43.3 years. The largest racial or ethnic group is White at 92.1% of the population. 18.5% of residents hold a bachelor's degree or higher. 2.7% of residents are foreign-born.