Lake County, IN — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
498,990
Male
242,862
48.7%
Female
256,128
51.3%
Median Age
39.6 yrs
Avg Household Size
2.6
Foreign Born
7.2%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher17.0%
High School or Higher40.7%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.6%
Disability
0.0%
Non-English Home
6.7%
Married
37.0%
Lake County, IN has a population of 498,990 according to 2023 Census Bureau estimates. The median age is 39.6 years. The largest racial or ethnic group is White at 57.2% of the population. 17.0% of residents hold a bachelor's degree or higher. 7.2% of residents are foreign-born.