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ZIP Code 21104 — Marriottsville, MD

ZIP code 21104 serves Marriottsville, Maryland, within Howard County. It is part of area code 410, with population 4,715 and mean income of $135,320.

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Location details

City
Marriottsville
County
Howard County
State
Maryland (MD)
Area code
410
Population
~4,715
Median household income
$135,320
Current local time
9:49 PM
Timezone
Eastern Time (UTC-4)

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About ZIP code 21104

ZIP code 21104 is a Standard ZIP in Marriottsville, Maryland. It is linked to area code 410 and can be used to explore related ZIP codes, state-level coverage, and nearby geographic data.

The location coordinates are 39.346900, -76.912760, which can later be displayed on a map for better geographic context.

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