Harford County, MD Zip Codes
20 zip codes across 17 cities in Harford County, MD
About Harford County
Harford County, Maryland (MD) contains 20 unique zip codes spanning 17 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 Harford County.
Cities in Harford County
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All Zip Codes in Harford County, MD
| Zip Code | City |
|---|---|
| 21001 | Aberdeen |
| 21005 | Aberdeen Proving Ground |
| 21009 | Abingdon |
| 21010 | Aberdeen Proving Ground |
| 21014 | Bel Air |
| 21015 | Bel Air |
| 21017 | Belcamp |
| 21028 | Churchville |
| 21034 | Darlington |
| 21040 | Edgewood |
| 21047 | Fallston |
| 21050 | Forest Hill |
| 21078 | Havre De Grace |
| 21084 | Jarrettsville |
| 21085 | Joppa |
| 21130 | Perryman |
| 21132 | Pylesville |
| 21154 | Street |
| 21160 | Street |
| 21161 | White Hall |
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Frequently Asked Questions
How many zip codes are in Harford County, MD?
Harford County, MD has 20 zip codes across 17 cities.
What cities are in Harford County?
Cities in Harford County include Aberdeen, Aberdeen Proving Ground, Abingdon, Bel Air, Belcamp, Churchville, Darlington, Edgewood, Fallston, Forest Hill, Havre De Grace, Jarrettsville, Joppa, Perryman, Pylesville, Street, White Hall.
What state is Harford County in?
Harford 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.