| Place Name | Dunleith Township |
| Place Type | Township |
| ZIP Code(s) | 52001 52003 61025 |
| County | Jo Daviess County |
| Area Code(s) | 815,779 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 3,555 |
| Majority Ethnicity | White 96.52% |
| US Congressional District(s) | Illinois 17th |
| State House Districts | 89 |
| State Senate Districts | 45 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 96.52% |
| African American | 1.06% |
| Hispanic | 0.06% |
| Asian | 0.71% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.66% |