| Official Name: | Clay, Ohio |
| Settlement Type: | Unincorporated community |
| Mapsize: | 250px |
| Pushpin Map: | Ohio |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Jackson |
| Unit Pref: | Imperial |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Footnotes: | [1] |
| Elevation M: | 215 |
| Elevation Ft: | 705 |
| Coordinates: | 38.9353°N -82.5669°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 45656 |
| Area Code: | 740 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1075581 |
Clay is an unincorporated community in Franklin Township, Jackson County, Ohio, United States. It is located between Jackson and Oak Hill at the intersection of Ohio State Route 93 and Clay Banner Road/Pyro Road.[2]
The Clay Post Office was established on September 10, 1858, and discontinued on August 31, 1912. Mail service is now handled through the Oak Hill branch.