Marriottsville, MD ZIP Codes, Coordinates & Counties
Marriottsville, Maryland has 1 ZIP code in Carroll county. The approximate center of Marriottsville is 39.35, -76.907. Marriottsville has about 7,256 known street addresses.
ZIP codes in Marriottsville, MD
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 21104 | Carroll | 39.35 | -76.907 |
Counties Marriottsville spans
Carroll
Most common streets in Marriottsville
Ridge, John Gravel, Thompson, Hammond, Warwick, Marriottsville, Amberly, Saint James, Canter, Douglas
Frequently asked questions
What ZIP codes are in Marriottsville, MD?
Marriottsville, Maryland has 1 ZIP code, ranging from 21104 to 21104. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Marriottsville, MD in?
Marriottsville is in Carroll county.
What are the latitude and longitude of Marriottsville, MD?
The approximate center of Marriottsville, Maryland is latitude 39.35, longitude -76.907. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Marriottsville, MD have?
Marriottsville has 1 ZIP code.
How many addresses are in Marriottsville, MD?
Marriottsville, Maryland has about 7,256 known street addresses in the sthan.io US address database.
What are the most common streets in Marriottsville, MD?
Some of the most common street names in Marriottsville are Ridge, John Gravel, Thompson, Hammond, Warwick, Marriottsville.
What cities are near Marriottsville, MD?
Cities near Marriottsville include Woodstock (3 mi), Randallstown (5 mi), Sykesville (5 mi), West Friendship (5 mi), Cooksville (6 mi).
Cities near Marriottsville
Woodstock, MD (3 mi) Randallstown, MD (5 mi) Sykesville, MD (5 mi) West Friendship, MD (5 mi) Cooksville, MD (6 mi) Ellicott City, MD (7 mi) Windsor Mill, MD (7 mi) Glenwood, MD (8 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database