Baldwin, Maryland | |
|---|---|
  Baldwin, Maryland Location within the State of Maryland  Baldwin, Maryland Baldwin, Maryland (the United States) | |
| Coordinates: 39°29′41″N 76°28′13″W / 39.49472°N 76.47028°W | |
| Country |  United States |
| State |  Maryland |
| County |  Baltimore |
| Time zone | UTC−5 (Eastern (EST)) |
| • Summer (DST) | UTC−4 (EDT) |
| GNIS feature ID | 589687 |
Baldwin is an unincorporated community in Baltimore County, Maryland, United States.[1] The USPS has assigned Baldwin the ZIP Code 21013.[2] Until 1958, this community was served by the Maryland and Pennsylvania Railroad at milepost 18.4. Hidden Valley Farm was listed on the National Register of Historic Places in 1983.[3]