My Genealogy Hound

Historic Maryland County Maps

These vintage Maryland maps are provided to help locate the numerous small settlements within a county and to determine the historic boundaries of a county. These maps also show the location of railroad lines and major waterways which were important routes of travel in early days.

Additional historic Maryland maps (including multiple additional maps for each county) will be added frequently so check back often. Our free weekly newsletter also announces new map additions to the website. Subscribe to the free newsletter here.

Click on any county name below to view the map:

Allegany County, Maryland

Anne Arundel County, Maryland

Baltimore County, Maryland

Calvert County, Maryland

Caroline County, Maryland

Carroll County, Maryland

Cecil County, Maryland

Charles County, Maryland

Dorchester County, Maryland

Frederick County, Maryland

Garrett County, Maryland

Harford County, Maryland

Howard County, Maryland

Kent County, Maryland

Montgomery County, Maryland

Prince George’s County, Maryland

Queen Anne’s County, Maryland

St. Mary’s County, Maryland

Somerset County, Maryland

Talbot County, Maryland

Washington County, Maryland

Wicomico County, Maryland

Worcester County, Maryland

County maps from other states can be viewed here: State County Maps

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