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Street, MD ZIP code

The ZIP code for Street, Maryland is 21154. It is in Harford County.

Population in these ZIPs
6,544
Avg. median income
$97,700population-weighted
Typical home value
$540,000population-weighted
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ZIP codes within 10 miles

Street, MD ZIP code list

Street, MD ZIP codes
ZIP codePopulationMedian incomeTypical home value
211546,544$97,658$540,000

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

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Frequently asked questions

What is the ZIP code for Street, MD?

The ZIP code for Street, MD is 21154.

What county is Street, Maryland in?

Street ZIP codes are in Harford County.