There are 12 zip codes in Carroll County, Maryland. The most populated is 21157, located in Westminster. * 2024 populations estimated based on the latest ACS 5-year data.

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Zip Code
Population
City
2115739,816Westminster
2178437,219Sykesville
2115823,011Westminster
2107415,146Hampstead
2110212,024Manchester
2178710,879Taneytown
210489,759Finksburg
217979,034Woodbine
217766,434New Windsor
211046,077Marriottsville
217914,855Union Bridge
217572,722Keymar
showing: 12 rows

Zip Codes in Carroll County, Maryland by Population (2024)