List of ZIP Codes in Harford County
The following table lists ZIP Codes associated with Harford County, Maryland, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.
| S.N. | Zip Code | Latitude | Longitude | City | Population | Density |
|---|---|---|---|---|---|---|
| 1 | 21001 | 39.51077 | -76.20274 | Aberdeen | 26,121 | 336.6 |
| 2 | 21005 | 39.44101 | -76.16509 | Aberdeen Proving Ground | 2,354 | 27.3 |
| 3 | 21009 | 39.47032 | -76.29378 | Abingdon | 33,444 | 1132.5 |
| 4 | 21010 | 39.38953 | -76.29851 | Gunpowder | 216 | 11.5 |
| 5 | 21014 | 39.53606 | -76.35164 | Bel Air | 37,976 | 1053.7 |
| 6 | 21015 | 39.54691 | -76.29619 | Bel Air | 30,451 | 376.2 |
| 7 | 21017 | 39.47498 | -76.23667 | Belcamp | 6,404 | 923.8 |
| 8 | 21028 | 39.56832 | -76.24162 | Churchville | 2,872 | 86.2 |
| 9 | 21034 | 39.64905 | -76.22261 | Darlington | 2,802 | 40.6 |
| 10 | 21040 | 39.42953 | -76.28947 | Edgewood | 25,290 | 995.0 |
| 11 | 21047 | 39.52818 | -76.43781 | Fallston | 13,540 | 231.9 |
| 12 | 21050 | 39.58569 | -76.39228 | Forest Hill | 17,848 | 237.6 |
| 13 | 21078 | 39.56911 | -76.14776 | Havre De Grace | 20,002 | 256.6 |
| 14 | 21084 | 39.61659 | -76.46317 | Jarrettsville | 7,488 | 121.7 |
| 15 | 21085 | 39.44462 | -76.35601 | Joppa | 16,511 | 336.0 |
| 16 | 21130 | 39.47495 | -76.18921 | Perryman | 75 | 52.8 |
| 17 | 21132 | 39.69601 | -76.42577 | Pylesville | 2,904 | 50.1 |
| 18 | 21154 | 39.65314 | -76.36087 | Street | 7,187 | 70.5 |
| 19 | 21160 | 39.70728 | -76.30754 | Whiteford | 2,543 | 63.3 |
| 20 | 21161 | 39.65983 | -76.56475 | White Hall | 5,288 | 42.1 |
About Harford County ZIP Codes
Harford County in Maryland (MD) is served by approximately 20 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.
Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 261,316 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.
Many of the most significant population centers in Harford County are located in cities such as Bel Air, Abingdon, Aberdeen, Edgewood, Havre De Grace. These cities and towns help define the economic and demographic character of the county.
Most ZIP Codes in Harford County, Maryland follow the America/New_York time zone.
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