| Place Name | Spencer Township (Ralls County) |
| Place Type | Township |
| ZIP Code(s) | 63436 63441 63459 |
| County | Ralls County |
| Area Code(s) | 573 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 1,588 |
| Majority Ethnicity | White 92.54% |
| Metro/Micro Stats Area | Hannibal, MO |
| US Congressional District(s) | Missouri 6th |
| State House Districts | 40 |
| State Senate Districts | 18 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.54% |
| African American | 7.07% |
| Hispanic | 0% |
| Asian | 0.39% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |