| Official Name: | Excelsior Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Iowa |
| Subdivision Type2: | County |
| Subdivision Name2: | Dickinson |
| Area Total Km2: | 94.16 |
| Area Land Km2: | 93.86 |
| Area Water Km2: | 0.3 |
| Area Total Sq Mi: | 36.36 |
| Area Land Sq Mi: | 36.24 |
| Area Water Sq Mi: | 0.12 |
| Area Water Percent: | 0.32 |
| Population As Of: | 2000 |
| Population Total: | 186 |
| Population Density Km2: | 2 |
| Population Density Sq Mi: | 5.1 |
| Elevation M: | 452 |
| Elevation Ft: | 1483 |
| Coordinates: | 43.385°N -95.3228°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 51345, 51347, 51351 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0467803 |
Excelsior Township is one of twelve townships in Dickinson County, Iowa, USA. As of the 2000 census, its population was 186.[1]
According to the United States Census Bureau, Excelsior Township covers an area of 36.36 square miles (94.16 square kilometers); of this, 36.24 square miles (93.86 square kilometers, 99.68 percent) is land and 0.12 square miles (0.3 square kilometers, 0.32 percent) is water.
The township contains Excelsior Township Cemetery.