Washington township is located in Washington County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The median age in Washington township is 56.7 years: 38.6 years for males, and 61.3 years for females. For every 100 females there are 114.2 males.
The racial composition of Washington township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 302 | 100% |