| Place Name | Riga Township |
| Place Type | Township |
| ZIP Code(s) | 49228 49267 49276 |
| County | Lenawee County |
| Area Code(s) | 517,734 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 1,161 |
| Majority Ethnicity | White 96.53% |
| Metro/Micro Stats Area | Adrian, MI |
| US Congressional District(s) | Michigan 7th |
| State House Districts | 57 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 96.53% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.47% |