| Official Name: | Silex, Indiana |
| Settlement Type: | Unincorporated Community |
| Pushpin Map: | Indiana#USA |
| Pushpin Label: | Silex |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Owen |
| Subdivision Type3: | Township |
| Subdivision Name3: | Wayne |
| Established Date: | 1859 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Footnotes: | [1] |
| Elevation M: | 183 |
| Elevation Ft: | 600 |
| Coordinates: | 39.3606°N -86.6597°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 47433 |
| Area Code: | 812, 930 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 443485 |
Silex is an unincorporated community in the southeast corner of Wayne Township, Owen County, in the U.S. state of Indiana. It lies on County Road 490 North (a.k.a. Lingle Road) just east of Indiana Highway 67, which is a community about ten miles northeast of the city of Spencer, the county seat. Its elevation is 600 feet (183 m), and it is located at 39.3606°N -86.6597°W (39.3606017 -86.6597248).