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County ZIP codes · Maryland · FIPS 24015

Cecil County, MD ZIP Codes

Cecil County, Maryland has 17 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 15 residential and 2 for PO boxes or a single organization. Median household income ranges from $78,962 in 21903 (Perryville) to $124,146 in 21920 (Elk Mills) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Cecil County?

21901 · North East: $114k21902 · Perry Point: –21903 · Perryville: $79k21904 · Port Deposit: $88k21911 · Rising Sun: $105k21912 · Warwick: $70k21913 · Cecilton: $88k21914 · Charlestown: $67k21915 · Chesapeake City: $96k21917 · Colora: $97k21918 · Conowingo: $85k21919 · Earleville: $107k21920 · Elk Mills: $124k21921 · Elkton: $86k21930 · Georgetown: –2192121901219112191921904219122191521918219032191721913219022192021901 · North East: $114k21902 · Perry Point: –21903 · Perryville: $79k21904 · Port Deposit: $88k21911 · Rising Sun: $105k21912 · Warwick: $70k21913 · Cecilton: $88k21914 · Charlestown: $67k21915 · Chesapeake City: $96k21917 · Colora: $97k21918 · Conowingo: $85k21919 · Earleville: $107k21920 · Elk Mills: $124k21921 · Elkton: $86k21930 · Georgetown: –2192121901219112191921904219122191521918219032191721901 · North East: $114k21902 · Perry Point: –21903 · Perryville: $79k21904 · Port Deposit: $88k21911 · Rising Sun: $105k21912 · Warwick: $70k21913 · Cecilton: $88k21914 · Charlestown: $67k21915 · Chesapeake City: $96k21917 · Colora: $97k21918 · Conowingo: $85k21919 · Earleville: $107k21920 · Elk Mills: $124k21921 · Elkton: $86k21930 · Georgetown: –219212190121911219192190421912219152191821903
The residential ZIP codes of Cecil County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $85,775 and $104,673.

They carry 15 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 15 residential ZIP codes in Cecil County

Residential ZIP codes mainly in Cecil County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
21921 Elkton 45,527 481 $86k $330k 100%
21901 North East 19,514 402 $114k $367k 100%
21911 Rising Sun 10,551 282 $105k $359k 100%
21904 Port Deposit 6,233 264 $88k $334k 100%
21903 Perryville 5,692 447 $79k $299k 100%
21918 Conowingo 4,169 237 $85k $325k 100%
21919 Earleville 3,626 85 $107k $373k 100%
21915 Chesapeake City 2,471 109 $96k $377k 100%
21917 Colora 2,233 285 $97k $409k 100%
21912 Warwick 1,536 45 $70k $392k 100%
21920 Elk Mills 1,413 1,429 $124k $356k 100%
21913 Cecilton 820 678 $88k $242k 100%
21914 Charlestown 810 1,108 $67k $289k 100%
21902 Perry Point 340 393 – – 100%
21930 Georgetown 25 34 – – 100%

Download the 17 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

PO Box and single-organization ZIP codes

ZIP codes in Cecil County without a residential area (GeoNames postal codes)
ZIPPostal name
21916Childs
21922Elkton

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do Cecil County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Cecil County starts with 219.

Three-digit prefixes of Cecil County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Cecil County's
PrefixSectional centerHereAll codes
219 Baltimore, MD (SCF 212) 17 17

All 17 ZIP codes that start with 219 are Cecil County's: 15 residential codes and 2 PO Box or unique codes, sorted at Baltimore, MD (SCF 212).

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.