| Place Name | Grayslake |
| Place Type | Village |
| ZIP Code(s) | 60030 |
| County | Lake County |
| Area Code(s) | 224,847 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 20,943 |
| Population Growth Rate (2010-19) | 1.39% |
| Majority Ethnicity | White 76.64% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Illinois 10th |
| State House Districts | 51,62 |
| State Senate Districts | 26,31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 76.64% |
| African American | 6.92% |
| Hispanic | 0.26% |
| Asian | 6.01% |
| Native American | 0.34% |
| Hawaiin/Pacific Islander | 9.82% |