Explore the most up-to-date Howard County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 25 zip codes, Howard County is home to 332,011 residents. The county has a median home value of $551,300 and a median household income of $140,971. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 25 zip codes in Howard County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 20701, 20723, 20759, 20763, 20777, 20794, 20833, 21029, 21036, 21042, 21043, 21044, 21045, 21046, 21075, 21076, 21104, 21163, 21723, 21737, 21738, 21771, 21784, 21794, 21797.