Mantua township is located in Monroe County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The median age in Mantua township is 64.8 years: 69.1 years for males, and 59.5 years for females. For every 100 females there are 76.9 males.
The racial composition of Mantua township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 214 | 100% |