There are 15 zip codes in Cecil County, Maryland. The most populated is 21921, located in Elkton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
2192145,081Elkton
2190119,938North East
2191110,804Rising Sun
219045,975Port Deposit
219035,332Perryville
219184,462Conowingo
219193,451Earleville
219152,469Chesapeake City
219171,884Colora
219121,495Warwick
219201,089Elk Mills
21913878Cecilton
21914740Charlestown
21902251Perry Point
2193027Georgetown
showing: 15 rows

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