Home > MD > Cecil County > Elk Mills > Zip 21920

Zip Code 21920 — Elk Mills, MD

21920 is a ZIP Code associated with Elk Mills, MD, located within Cecil. The postal region supports an estimated population of 1,413 residents across Data Pending housing units, with a population density of 551.5 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.656750, -75.834490)

Data Metric	Local Statistic
Postal / Zip Code	21920
Primary City	Elk Mills
State / Province	MD
County	Cecil
Total Population	1,413
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	551.5 people/sq mi
Timezone	America/New_York

How 21920 Compares

Metric	ZIP 21920	Cecil County	MD State Average
Population	1,413	104,960	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	551.5 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 21921	Elkton	2.5 mi	45,527	N/A
Zip 21901	North East	8.2 mi	19,514	N/A
Zip 21914	Charlestown	9.8 mi	810	N/A
Zip 21915	Chesapeake City	10.8 mi	2,471	N/A
Zip 21911	Rising Sun	11.1 mi	10,551	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →