Counties in Maryland
MD · 23 counties
Find Your Maryland County
Maryland County Map
All 23 counties in Maryland. Hover to identify.
All 23 Counties
Allegany County
Anne Arundel County
Baltimore County
Calvert County
Caroline County
Carroll County
Cecil County
Charles County
Dorchester County
Frederick County
Garrett County
Harford County
Howard County
Kent County
Montgomery County
Prince George's County
Queen Anne's County
Somerset County
St. Mary's County
Talbot County
Washington County
Wicomico County
Worcester County
About Maryland Counties
Maryland is divided into 23 counties. Each county has its own government, court system, and administrative offices. Use the ZIP code lookup above to find which county any address in Maryland belongs to.
Frequently Asked Questions
How many counties does Maryland have?
Maryland has 23 counties.
How do I find my county in Maryland?
Enter your ZIP code in the search box above to instantly find which Maryland county you're in.
What is the largest county in Maryland?
Use our county lookup tool to explore all 23 counties in Maryland and find detailed information about each one.