| Place Name | Westchester |
| Place Type | Village |
| ZIP Code(s) | 60154 |
| County | Cook County |
| Area Code(s) | 464,708 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 16,684 |
| Population Growth Rate (2010-19) | 1.04% |
| Majority Ethnicity | White 58.88% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Illinois 7th |
| State House Districts | 7 |
| State Senate Districts | 4 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 58.88% |
| African American | 19.88% |
| Hispanic | 0% |
| Asian | 2.6% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 18.65% |