| Name | Lake County |
| State | Indiana |
| FIPS Code | 18089 |
| County Seat | Crown Point |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 495,230 |
| Population Growth Rate(2000-2022) | 0.54% |
| Majority Ethnicity | White 69.97% |
| Public School Majority Ethnicity | White 37% |
| Partisan Voting Index | Democratic:+11 |
| Unemployment Rate (January 2025) | 5.7% |
| Area Code(s) | 219 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 69.97% |
| African American | 27.78% |
| Hispanic | 0.39% |
| Asian | 1.79% |
| Native American | 0.03% |
| Hawaiin/Pacific Islander | 0.03% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 37.16% |
| African American | 29.9% |
| Hispanic | 27.37% |
| Asian | 1.29% |
| Native American | 0.15% |
| Hawaiin/Pacific Islander | 0.04% |