| Place Name | Willowbrook (Will County) |
| Place Type | Census Designated Place |
| ZIP Code(s) | 46311 60417 |
| County | Will County |
| Area Code(s) | 464,708 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 2,107 |
| Population Growth Rate (2010-19) | -35.16% |
| Majority Ethnicity | African American 77.22% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Illinois 2nd |
| State House Districts | 34 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 16.95% |
| African American | 77.22% |
| Hispanic | 0% |
| Asian | 0.54% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 5.29% |