| Place Name | Washington Township (Johnson County) |
| Place Type | Township |
| ZIP Code(s) | 65305 65336 |
| County | Johnson County |
| Area Code(s) | 660 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 9,371 |
| Majority Ethnicity | White 75.95% |
| Metro/Micro Stats Area | Warrensburg, MO |
| US Congressional District(s) | Missouri 4th |
| State House Districts | 51,52 |
| State Senate Districts | 21 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 75.95% |
| African American | 7.32% |
| Hispanic | 0.37% |
| Asian | 3.46% |
| Native American | 1.47% |
| Hawaiin/Pacific Islander | 11.43% |