| Place Name | Blair Township |
| Place Type | Township |
| ZIP Code(s) | 62426 62443 62858 |
| County | Clay County |
| Area Code(s) | 618 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 707 |
| Majority Ethnicity | White 95.33% |
| US Congressional District(s) | Illinois 15th |
| State House Districts | 109 |
| State Senate Districts | 55 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 95.33% |
| African American | 1.13% |
| Hispanic | 3.54% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |