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Zip Code 21218 — Baltimore, MD

21218 is a ZIP Code associated with Baltimore, MD, located within Baltimore. The postal region supports an estimated population of 44,014 residents across Data Pending housing units, with a population density of 3,925.3 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.330310, -76.602350)

Data Metric	Local Statistic
Postal / Zip Code	21218
Primary City	Baltimore
State / Province	MD
County	Baltimore
Total Population	44,014
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	3,925.3 people/sq mi
Timezone	America/New_York

How 21218 Compares

Metric	ZIP 21218	Baltimore County	MD State Average
Population	44,014	1,414,366	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	3,925.3 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 21213	Baltimore	1.7 mi	28,058	N/A
Zip 21251	Baltimore	1.8 mi	191	N/A
Zip 21211	Baltimore	2.0 mi	14,969	N/A
Zip 21287	Baltimore	2.3 mi	N/A	N/A
Zip 21202	Baltimore	2.3 mi	20,683	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 →