Owings Mills, MD ZIP Code
Owings Mills, Maryland has one ZIP code: .
Mail addressed to Owings Mills covers nearby places too.
Where the 21117 ZIP code reaches
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Dashed line: the Owings Mills Census outline.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Owings Mills
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Why your mail may say Owings Mills when you live outside it
Owings Mills ZIP codes also cover Garrison, so a letter addressed to Owings Mills can go to a home outside the town.
A ZIP code does not set your city, school district or tax. Baltimore County property records show which city you are in.
Owings Mills ZIP code questions
What is the main ZIP code for Owings Mills?
21117, the ZIP code of the main Owings Mills post office at 10821 Red Run Blvd.
What county is Owings Mills in?
Baltimore County.
ZIP codes for towns near Owings Mills
More towns near Owings Mills: Ellicott City, Catonsville, Baltimore, Parkville, Columbia, Dundalk, Severn, Middle River, Essex.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections