State · population type
Maryland ZIP codes — densely populated, urban-feeling
The 20 ZIP codes in Maryland whose profile page carries the population-type classification “densely populated, urban-feeling”, ordered by population. Counts, population and median income come from the site's ZIP records (GeoNames postal data joined to U.S. Census ACS 2022 estimates).
Maryland home · All densely populated, urban-feeling ZIP codes
ZIP codes
20
Population
1,140,888
Median income
$94,040
ZIP codes in this group
| ZIP | City | County | Population | Median income |
|---|---|---|---|---|
| 20906 | Silver Spring | Montgomery | 71,560 | $91,563 |
| 21234 | Parkville | Baltimore | 66,095 | $80,692 |
| 20878 | Gaithersburg | Montgomery | 65,954 | $141,902 |
| 21740 | Hagerstown | Washington | 62,760 | $57,150 |
| 20874 | Germantown | Montgomery | 61,922 | $108,211 |
| 21122 | Pasadena | Anne Arundel | 61,444 | $118,302 |
| 21222 | Dundalk | Baltimore | 60,013 | $60,483 |
| 21117 | Owings Mills | Baltimore | 58,516 | $96,672 |
| 20904 | Silver Spring | Montgomery | 56,532 | $90,926 |
| 20744 | Fort Washington | Prince George's | 55,820 | $121,068 |
| 21061 | Glen Burnie | Anne Arundel | 55,172 | $79,778 |
| 21215 | Baltimore | Baltimore (city) | 53,674 | $49,523 |
| 20902 | Silver Spring | Montgomery | 53,308 | $105,677 |
| 20772 | Upper Marlboro | Prince George's | 52,596 | $131,973 |
| 21207 | Gwynn Oak | Baltimore | 51,765 | $59,822 |
| 20850 | Rockville | Montgomery | 51,072 | $125,268 |
| 21206 | Baltimore | Baltimore (city) | 51,020 | $61,572 |
| 20774 | Upper Marlboro | Prince George's | 51,010 | $118,595 |
| 20783 | Hyattsville | Prince George's | 50,387 | $79,040 |
| 21228 | Catonsville | Baltimore | 50,268 | $102,592 |