County
Frederick County, MD ZIP codes
39 ZIPs, including 21701, 21702, 21703, 21704, 21705, 21709, 21710, 21714, 21716, 21717, 21718, 21727, 21754, 21755, 21757, 21758, 21759, 21762, 21769, 21770, 21771, 21773, 21774, 21775, 21777, 21778, 21780, 21788, 21790, 21792, 21793, 21798 as county.
Median household income
$128,366
Median home value
$444,516
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ZIP codes in Frederick County
| ZIP | City | County | Population | Income |
|---|
| 20842 | Dickerson | Montgomery County | 2,093 | $166,389 |
| 20871 | Clarksburg | Montgomery County | 28,329 | $177,120 |
| 21701 | Frederick | Frederick County | 41,340 | $102,306 |
| 21702 | Frederick | Frederick County | 47,437 | $104,659 |
| 21703 | Frederick | Frederick County | 41,766 | $105,293 |
| 21704 | Frederick | Frederick County | 19,623 | $164,457 |
| 21705 | Frederick | Frederick County | 4 | — |
| 21709 | Frederick | Frederick County | — | — |
| 21710 | Adamstown | Frederick County | 4,901 | $164,727 |
| 21714 | Braddock Heights | Frederick County | 113 | $208,750 |
| 21716 | Brunswick | Frederick County | 6,757 | $107,188 |
| 21717 | Buckeystown | Frederick County | 296 | $153,030 |
| 21718 | Burkittsville | Frederick County | 142 | $102,917 |
| 21719 | Cascade | Washington County | 1,162 | $75,278 |
| 21727 | Emmitsburg | Frederick County | 6,079 | $92,697 |
| 21754 | Ijamsville | Frederick County | 7,439 | $179,797 |
| 21755 | Jefferson | Frederick County | 5,740 | $134,677 |
| 21757 | Keymar | Frederick County | 2,810 | $98,520 |
| 21758 | Knoxville | Frederick County | 4,238 | $110,694 |
| 21759 | Ladiesburg | Frederick County | 20 | — |
| 21762 | Libertytown | Frederick County | 176 | — |
| 21769 | Middletown | Frederick County | 12,695 | $148,821 |
| 21770 | Monrovia | Frederick County | 7,815 | $184,464 |
| 21771 | Mount Airy | Frederick County | 32,827 | $154,844 |
| 21773 | Myersville | Frederick County | 5,619 | $152,839 |
| 21774 | New Market | Frederick County | 16,515 | $171,875 |
| 21775 | New Midway | Frederick County | 21 | — |
| 21776 | New Windsor | Carroll County | 5,905 | $111,923 |
| 21777 | Point Of Rocks | Frederick County | 2,333 | $136,827 |
| 21778 | Rocky Ridge | Frederick County | 840 | $110,489 |
| 21780 | Sabillasville | Frederick County | 1,814 | $64,602 |
| 21783 | Smithsburg | Washington County | 9,881 | $96,055 |
| 21787 | Taneytown | Carroll County | 11,549 | $88,212 |
| 21788 | Thurmont | Frederick County | 11,919 | $93,717 |
| 21790 | Tuscarora | Frederick County | 38 | — |
| 21791 | Union Bridge | Carroll County | 4,734 | $90,460 |
| 21792 | Unionville | Frederick County | — | — |
| 21793 | Walkersville | Frederick County | 10,914 | $128,504 |
| 21798 | Woodsboro | Frederick County | 2,765 | $125,583 |