| ZIP Code | 21757 |
| City | Keymar |
| State | Maryland (MD) |
| County | Keymar County |
| Coordinates | 39.5656000, -77.2817000 |
| Population | 38,487 |
| Median Household Income | $90,700 |
| Median Home Value | $400,000 |
| Unemployment Rate | 7.1% |
| ZIP Type | STANDARD |
| Country | United States |
Located in Maryland, the United States is home to the mid-sized community of Keymar, served by ZIP code 21757. It sits within Keymar County.
Keymar has a reported population of 38,487. That's noticeably above the average for a Maryland ZIP code, which sits near 23,118 people.
Median household income is about $90,700 (near the Maryland average).
This ZIP code sits alongside neighboring areas like Essex, White Marsh, Frederick within Maryland.
The ZIP code for Keymar, Maryland is 21757.
21757 is located in Keymar County, Maryland.
The population of 21757 (Keymar) is approximately 38,487 people.
21757 is more populated than the typical Maryland ZIP code, which averages around 23,118 people.
ZIP code codes near 21757 include 21221, 21162, 21703.