| Official Name: | Tyner, Indiana |
| Pushpin Map: | Indiana#USA |
| Pushpin Label: | Tyner |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Marshall |
| Subdivision Type3: | Township |
| Subdivision Name3: | Polk |
| Established Date: | [1] |
| Area Total Sq Mi: | 0.10 |
| Area Land Sq Mi: | 0.10 |
| Area Water Sq Mi: | 0.0 |
| Coordinates: | 41.4097°N -86.4025°W |
| Elevation Footnotes: | [2] |
| Elevation Ft: | 804 |
| Postal Code Type: | ZIP code |
| Postal Code: | 46572 |
| Blank Name: | FIPS code |
| Blank Info: | 18-77030[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 449740 |
Tyner is an unincorporated community and census-designated place (CDP) in Polk Township, Marshall County, Indiana, United States. Originally named "Tyner City", it is named after Thomas Tyner, who died in 1880 and is buried in the town's cemetery.
Tyner was originally called "Tyner City", and under the latter name was platted in 1855. It was named for one of its founders, Thomas Tyner.[4] The post office was called "Tyner City" from 1856 until 1894, when it was renamed Tyner.[5]
Tyner is located in northwestern Marshall County at 41.4097°N -86.4025°W. Several of the streets of Tyner are named after the main thoroughfares in Cincinnati.[6] Tyner is 8miles northwest of Plymouth, the county seat, and the same distance southeast of Walkerton.
According to the U.S. Census Bureau, the Tyner CDP has an area of 0.4sqmi, of which 0.001sqmi, or 0.02%, are water.[1] The community drains northwest toward tributaries of Pine Creek, which continues northwest to the Kankakee River beyond Walkerton.