| Odin Township | |
| Settlement Type: | Township |
| Image Map1: | Illinois in United States (US48).svg |
| Map Caption1: | Location of Illinois in the United States |
| Coordinates: | 38.6°N -93°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Marion |
| Established Title: | Settled |
| Established Date: | 1827 |
| Leader Title: | Mayor |
| Leader Title1: | Supervisor |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 18.08 |
| Area Land Sq Mi: | 18.05 |
| Area Water Sq Mi: | 0.02 |
| Elevation Ft: | 518 |
| Population As Of: | 2010 |
| Pop Est As Of: | 2016 |
| Pop Est Footnotes: | [1] |
| Population Est: | 1654 |
| Population Density Sq Mi: | 95.4 |
| Timezone1: | CST |
| Utc Offset1: | -6 |
| Timezone1 Dst: | CDT |
| Utc Offset1 Dst: | -5 |
| Blank Name: | FIPS code |
| Blank Info: | 17-121-55223 |
| Blank2 Name Sec2: | Wikimedia Commons |
Odin Township is located in Marion County, Illinois, United States. As of the 2010 census, its population was 1,722 and it contained 735 housing units.[2]
The first Euro-American settler came to Odin Township in 1827.
Odin Township (E½ T2N R1E) is centered at 38°36'N 89°4'W (38.364, -89.059). It is transversed east–west by U.S. Route 50. The city of Odin is located in the eastern part of the township. Prior to 1896 Odin Township included what is now Sandoval Township.[3]
According to the 2010 census, the township has a total area of, of which (or 99.83%) is land and (or 0.11%) is water.[2]