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Zip Code 21210 — Baltimore, MD

ZIP Code 21210 is associated with Baltimore, MD, in Baltimore County. The listed population estimate is 14,134; estimated density is 1,583.0 people per square mile. Among records with population estimates, it ranks #38 of 65 in Baltimore County and #156 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.358780, -76.635210)

Data MetricLocal Statistic
Postal / Zip Code21210
Primary CityBaltimore
State / ProvinceMD
CountyBaltimore
Total Population14,134
Population Density1,583.0 people/sq mi
TimezoneAmerica/New_York

How 21210 Compares

MetricZIP 21210Baltimore County recordsMD records
Population estimate14,1341,414,366 (sum)6,205,597 (sum)
Population Density1,583.0 /sq mi----
County population rank#38 of 65----
State population rank#156 of 470----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MD

ZIP CodeCityDistancePopulation estimate
ZIP 21212Baltimore1.3 mi33,974
ZIP 21209Baltimore2.0 mi30,126
ZIP 21211Baltimore2.1 mi14,969
ZIP 21285Towson2.2 mi3
ZIP 21239Baltimore2.6 mi27,346

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 →