| Unit Pref: | Imperial |
| Settlement Type: | Township |
| Official Name: | Cincinnati Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Iowa |
| Subdivision Type2: | County |
| Subdivision Name2: | Harrison County |
| Leader Title: | Supervios |
| Established Title: | Established |
| Established Date: | Unknown |
| Area Total Sq Mi: | 40.2 |
| Area Land Sq Mi: | 39.0 |
| Area Water Sq Mi: | 1.4 |
| Population Total: | 220 |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
Cincinnati Township is located in Harrison County, Iowa. The population is 220 with 112 males and 108 females. The land area is 39sqmi and the water area is 1.4 square miles.[1]