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U.S. ZIP Code 21757
5-digit United States postal code #21757, Keymar, MD
ZIP code 21757 is located in the city (place name) Keymar, сounty Frederick in the state of Maryland. The population in ZIP code 21757 is 3036 and the population density is 31.1. ZIP code 21757 refers to сounty Frederick having сounty FIPS 24021, the ratio of people from different counties in this ZIP code is as follows: all county weights - 24013: 45.92%, 24021: 54.08%. In the area of the ZIP code 21757 valid time zone America/New_York.
ZIP: 21757
County: Frederick
Place Name: Keymar
State: Maryland
State Abbreviation: MD
Coordinates: 39° 35' 59.496" N, 77° 15' 24.444" W
Latitude: 39.599860000000
Longitude: -77.256790000000
Population: 3036
Density: 31.1/km2
Time zone: America/New_York
County FIPS: 24021
All county weights: 24013: 45.92%, 24021: 54.08%