Green Bay township is located in Clarke County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The median age in Green Bay township is 51.6 years: 51.3 years for males, and 55.4 years for females. For every 100 females there are 73.6 males.
The racial composition of Green Bay township includes 87.96% White, 7.33% other race, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 168 | 87.96% |
| Other race | 14 | 7.33% |
| Two or more races | 9 | 4.71% |