Cecil County, Maryland ZIP codes
17 ZIP codes are in Cecil County. It's part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area.
- ZIP codes
- 17
- Population in these ZIPs
- 104,960
- Avg. median income
- $94,000population-weighted
- Cities & towns
- 16
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Cecil County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 21901 | North East | 19,514 | $113,719 | $391,900 |
| 21902 | Perry Point | 340 | — | — |
| 21903 | Perryville | 5,692 | $78,962 | $350,400 |
| 21904 | Port Deposit | 6,233 | $88,136 | $403,200 |
| 21911 | Rising Sun | 10,551 | $104,673 | $399,300 |
| 21912 | Warwick | 1,536 | $69,868 | $579,200 |
| 21913 | Cecilton | 820 | $87,813 | $304,900 |
| 21914 | Charlestown | 810 | $66,806 | $331,600 |
| 21915 | Chesapeake City | 2,471 | $95,875 | $411,400 |
| 21916 PO Box | Childs | — | — | — |
| 21917 | Colora | 2,233 | $96,750 | $410,800 |
| 21918 | Conowingo | 4,169 | $84,587 | $399,700 |
| 21919 | Earleville | 3,626 | $106,500 | $377,400 |
| 21920 | Elk Mills | 1,413 | $124,146 | $276,500 |
| 21921 | Elkton | 45,527 | $85,775 | $373,200 |
| 21922 PO Box | Elkton | — | — | — |
| 21930 | Georgetown | 25 | — | — |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Cecil County
Nearby counties
Frequently asked questions
How many ZIP codes are in Cecil County, Maryland?
17 ZIP codes are mainly in Cecil County.
What cities are in Cecil County?
ZIP codes in Cecil County use the city names Cecilton, Charlestown, Chesapeake City, Childs, Colora, Conowingo, Earleville, Elk Mills, Elkton, Georgetown, North East and Perry Point and others.
What metro area is Cecil County in?
Cecil County is part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metropolitan statistical area.