| Place Name | Washington Township (DeKalb County) |
| Place Type | Township |
| ZIP Code(s) | 64430 64490 |
| County | DeKalb County |
| Area Code(s) | 816,975 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 1,872 |
| Majority Ethnicity | White 93.76% |
| Metro/Micro Stats Area | St. Joseph, MO-KS |
| US Congressional District(s) | Missouri 6th |
| State House Districts | 2 |
| State Senate Districts | 12 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 93.76% |
| African American | 2.15% |
| Hispanic | 0.47% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.62% |