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Zip Code 21912 — Warwick, MD

21912 is a ZIP Code associated with Warwick, MD, located within Cecil. The postal region supports an estimated population of 1,536 residents across Data Pending housing units, with a population density of 17.5 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.424860, -75.816070)

Data Metric	Local Statistic
Postal / Zip Code	21912
Primary City	Warwick
State / Province	MD
County	Cecil
Total Population	1,536
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	17.5 people/sq mi
Timezone	America/New_York

How 21912 Compares

Metric	ZIP 21912	Cecil County	MD State Average
Population	1,536	104,960	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	17.5 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 21913	Cecilton	3.1 mi	820	N/A
Zip 21930	Georgetown	5.4 mi	25	N/A
Zip 21915	Chesapeake City	5.5 mi	2,471	N/A
Zip 21635	Galena	6.0 mi	2,085	N/A
Zip 21919	Earleville	6.3 mi	3,626	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 →