| Official Name: | Thomaston, Indiana |
| Pushpin Map: | Indiana#USA |
| Pushpin Label: | Thomaston |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | LaPorte |
| Subdivision Type3: | Township |
| Subdivision Name3: | Hanna |
| Coordinates: | 41.3783°N -86.8142°W |
| Elevation Ft: | 679 |
| Postal Code Type: | ZIP code |
| Postal Code: | 46390 |
| Blank Name: | FIPS code |
| Blank Info: | 18-75572[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 444697 |
Thomaston is an unincorporated community in Hanna Township, LaPorte County, Indiana.
The Thomaston station was located at the junction of two railroads.[2]