Frederick County, MD Zip Codes
37 zip codes across 28 cities in Frederick County, MD
About Frederick County
Frederick County, Maryland (MD) contains 37 unique zip codes spanning 28 cities and communities. Each zip code covers a different area within the county, with varying demographics, income levels, and housing markets.
Browse the complete list below to find detailed population, income, home values, cost of living, and climate data for any zip code in Frederick County.
Cities in Frederick County
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All Zip Codes in Frederick County, MD
| Zip Code | City |
|---|---|
| 208HH | Zcta 208hh |
| 21701 | Frederick |
| 21702 | Frederick |
| 21703 | Frederick |
| 21704 | Frederick |
| 21710 | Adamstown |
| 21716 | Brunswick |
| 21717 | Buckeystown |
| 21718 | Burkittsville |
| 21727 | Emmitsburg |
| 21754 | New Market |
| 21755 | Jefferson |
| 21757 | Keymar |
| 21758 | Brunswick |
| 21762 | Libertytown |
| 21769 | Middletown |
| 21770 | Monrovia |
| 21771 | Mount Airy |
| 21773 | Myersville |
| 21774 | New Market |
| 21777 | Point of Rocks |
| 21778 | Rocky Ridge |
| 21780 | Sabillasville |
| 21788 | Thurmont |
| 21790 | Point of Rocks |
| 21793 | Walkersville |
| 21798 | Woodsboro |
| 22602 | Winchester |
| 22603 | Winchester |
| 22624 | Clear Brook |
| 22625 | Cross Junction |
| 22637 | Cross Junction |
| 22645 | Middletown |
| 22654 | Star Tannery |
| 22655 | Stephens City |
| 22656 | Stephenson |
| 22663 | Boyce |
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Frequently Asked Questions
How many zip codes are in Frederick County, MD?
Frederick County, MD has 37 zip codes across 28 cities.
What cities are in Frederick County?
Cities in Frederick County include Adamstown, Boyce, Brunswick, Buckeystown, Burkittsville, Clear Brook, Cross Junction, Emmitsburg, Frederick, Jefferson, Keymar, Libertytown, Middletown, Monrovia, Mount Airy, Myersville, New Market, Point of Rocks, Rocky Ridge, Sabillasville, Star Tannery, Stephens City, Stephenson, Thurmont, Walkersville, Winchester, Woodsboro, Zcta 208hh.
What state is Frederick County in?
Frederick County is located in Maryland (MD).
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.