| Official Name: | Portage Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | St. Joseph |
| Government Type: | Indiana township |
| Area Total Km2: | 90.14 |
| Area Land Km2: | 88.98 |
| Area Water Km2: | 1.15 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 34.8 |
| Area Land Sq Mi: | 34.36 |
| Area Water Sq Mi: | 0.45 |
| Area Water Percent: | 1.28 |
| Population As Of: | 2020 |
| Population Total: | 94571 |
| Population Density Km2: | 1066.7 |
| Population Density Sq Mi: | 2762.4 |
| Elevation Footnotes: | [1] |
| Elevation M: | 218 |
| Elevation Ft: | 715 |
| Coordinates: | 41.6692°N -86.2758°W |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 46556, 46601, 46613, 46614, 46615, 46616, 46617, 46619, 46628, 46629 |
| Area Code: | 574 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 453759 |
Portage Township is one of thirteen townships in St. Joseph County, in the U.S. state of Indiana.[2] As of the 2020 census, its population was 94,571.[3]
According to the United States Census Bureau, Portage Township covers an area of ; of this, (98.71 percent) is land and (1.28 percent) is water.
(This list is based on USGS data and may include former settlements.)
The township contains these five cemeteries: Bowman, Cedar Grove, Hungarian Sacred Heart, Riverview and Saint Josephs.