| Place Name | Darien |
| Place Type | City |
| ZIP Code(s) | 60561 |
| County | DuPage County |
| Area Code(s) | 331,630 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 22,163 |
| Population Growth Rate (2010-19) | -0.34% |
| Majority Ethnicity | White 76.67% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Illinois 6thIllinois 11th |
| State House Districts | 81,82 |
| State Senate Districts | 41 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 76.67% |
| African American | 3.52% |
| Hispanic | 0.03% |
| Asian | 12.21% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 7.56% |