Williamstown, Ohio | |
|---|---|
 Coming into Williamstown from the south | |
| Nickname: Billtown | |
 Location of Williamstown, Ohio | |
| Coordinates: 40°50′02″N 83°39′03″W / 40.8338889°N 83.6508333°W | |
| Country |  US |
| U.S. state | Ohio |
| County | Hancock County |
| Township | Madison Township |
| Founded by | John W. Williams |
Williamstown is an unincorporated community in southern Madison Township, Hancock County, Ohio, United States.[1] Although it is unincorporated, it has its own zip code of 45897.[2] It lies at the intersection of U.S. Routes 30 and 68.