Total Population in Lake County, IN
ACS 2024 5-Year Estimates
How Lake County Compares
National Distribution
Where Lake County falls among all 3,222 U.S. counties for total population.
■ Lake County: 500,379
Ranking Context
| Rank | County | Value |
|---|---|---|
| #142 | Clark County, WA | 516,959 |
| #143 | Morris County, NJ | 514,528 |
| #144 | Polk County, IA | 503,175 |
| #145 | Lake County, IN | 500,379 |
| #146 | Washoe County, NV | 497,200 |
| #147 | Richmond County, NY | 494,956 |
| #148 | Knox County, TN | 494,148 |
Total Population in Lake County, Indiana
Lake County, Indiana has a total population of 500,379, which ranks #145 of 3,222 out of 3,222 counties nationwide. This is 99.8% below the national value of 330M.
Within Indiana, Lake County ranks #2 of 92 out of 92 counties. This places it in the 96th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.