| ZIP Code | 21664 |
| City | Secretary |
| State | Maryland (MD) |
| County | Secretary County |
| Coordinates | 38.6093000, -75.9474000 |
| Population | 8,748 |
| Median Household Income | $82,700 |
| Median Home Value | $468,000 |
| Unemployment Rate | 7.7% |
| ZIP Type | STANDARD |
| Country | United States |
21664 is a small ZIP code covering Secretary in Maryland, the United States. This area falls under Secretary County.
Secretary has a reported population of 8,748. It's a quieter, less populous area than the typical Maryland ZIP code (avg. ~23,118).
Median household income is about $82,700 (below the Maryland average).
Other ZIP code codes in Maryland serve areas such as Essex, White Marsh, Frederick.
The ZIP code for Secretary, Maryland is 21664.
21664 is located in Secretary County, Maryland.
The population of 21664 (Secretary) is approximately 8,748 people.
21664 is less populated than the typical Maryland ZIP code, which averages around 23,118 people.
ZIP code codes near 21664 include 21221, 21162, 21703.