| Official Name: | Adrian Mines, Pennsylvania |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Pennsylvania |
| Pushpin Label: | Adrian Mines |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Pennsylvania |
| Subdivision Type2: | County |
| Subdivision Name2: | Jefferson |
| Subdivision Type3: | Township |
| Subdivision Name3: | Young |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1430 |
| Coordinates: | 40.9847°N -78.9603°W |
| Postal Code Type: | ZIP code |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1213082 |
Adrian Mines (also called Adrian and De Lancey) is an unincorporated community in Jefferson County, in the U.S. state of Pennsylvania.
Adrian Mines was founded around 1887 as a mining community. The community was named for its proprietor, Adrian Iselin.[1] [2] The post office at Adrian Mines is called De Lancey. This post office has been in operation since 1888.[3]