| Place Name | Washington Township (Jackson County) |
| Place Type | Township |
| ZIP Code(s) | 52031 52064 52069 52074 |
| County | Jackson County |
| Area Code(s) | 563 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 375 |
| Majority Ethnicity | White 90.29% |
| US Congressional District(s) | Iowa 1st |
| State House Districts | 58 |
| State Senate Districts | 29 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.29% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 9.71% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |