| Official Name: | Marion Township |
| Settlement Type: | Township |
| Mapsize: | 300px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Dubois |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 32.66 |
| Area Land Sq Mi: | 31.71 |
| Area Water Sq Mi: | 0.95 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 1432 |
| Population Density Sq Mi: | 47.3 |
| Elevation Footnotes: | [2] |
| Elevation M: | 152 |
| Elevation Ft: | 499 |
| Coordinates: | 38.4006°N -86.8375°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-46890[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453605 |
Marion Township is one of twelve townships in Dubois County, Indiana. As of the 2010 census, its population was 1,501 and it contained 767 housing units.[4]
Marion Township was created from land given by Bainbridge, Hall, Columbia, Harbison, and Patoka townships.[5]
According to the 2010 census, the township has a total area of, of which (or 97.09%) is land and (or 2.91%) is water.[4]
Marion Township is in Northeast Dubois County School Corporation.[6] The comprehensive high school of that school district is Northeast Dubois High School.
In 1948 Harbison and Marion townships were planning a joint high school.[7]