| Place Name | Lemont Township |
| Place Type | Township |
| ZIP Code(s) | 60439 60464 |
| County | Cook County |
| Area Code(s) | 331,630 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 22,558 |
| Majority Ethnicity | White 89.97% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Illinois 3rd |
| State House Districts | 82 |
| State Senate Districts | 41 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 89.97% |
| African American | 1.22% |
| Hispanic | 0.23% |
| Asian | 2.42% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 6.16% |