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Chesapeake Bay Bridge over the Chesapeake Bay with Sandy Point Shoal Lighthouse
Chesapeake Bay Bridge over the Chesapeake Bay with Sandy Point Shoal Lighthouse. Chesapeake Bay Bridge near Annapolis connects Anne Arundel County with Kent Island and further with Queen Anne's County on the Delmarva Peninsula.
Image: Marc Palumbo

___ Reference Maps of Maryland (MD)

About Maryland

Maryland Flag
Time zone Eastern:
UTC −5/DST−4
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Location map of Maryland state USA
Where in the United States is Maryland? Location map of Maryland in the US. (Click on the map to enlarge)

Maryland, one of the 50 US states, is located in the Mid-Atlantic region in the north east of the United States. The state is bounded to the north by the Mason-Dixon line, that forms the border with Pennsylvania, the Potomac River forms most of its border with West Virginia and Virginia in the west, in east it borders Delaware and the Atlantic Ocean. It surrounds a good portion of Washington D.C. in west. Chesapeake Bay with its many branches, the largest arm of the sea in the contiguous US, is reaching deep inland from the Atlantic Ocean and defines the center of Maryland with its serrated coastline.

The area of Maryland was part of the original territory of the United States. It was chartered as a colony in 1632. Maryland ratified the U.S. Constitution on 28 April 1788; it was the seventh of the original 13 states to join the Union.

Maryland Topographic Regions Map Topographic Regions Map of Maryland. (click map to enlarge)

With an area of 32,131 km² (12,406 sq mi), Maryland is ranked 42nd of the 50 US states, compared it is about the size of Belgium. Compared with other US states, Maryland is one and a half times larger than New Jersey, but it would fit into Texas 22 times.

The state is made up of twenty-three counties plus Baltimore City, which is considered to be on a par with a county.

Maryland geography
Maryland's landscape offers three main regions and six physiographic provinces (natural sites).

Skipton Creek in Talbot County, Maryland
Skipton Creek, a tributary of the Wye River, Talbot County, Maryland.
Image: Will Parson/Chesapeake Bay Program

1. The Appalachian Mountains in the 'panhandle', the region is further divided in several physiographic provinces, the Appalachian Plateaus Province (or Allegheny Mountains) in far west, bordered by Ridge and Valley Province in east and the Great Valley Section in the the areas around Hagerstown, followed by the more separate Blue Ridge Province that borders the Piedmont Plateau.

2. The Piedmont Plateau with its Lowland Section and its Upland Section with sprawling Baltimore at its edge.

3. The Atlantic Coastal Plain is separated from the upland bedrock of the Piedmont Plateau by the Fall Line. The plain is surrounding Chesapeake Bay; west of the Bay lies the Western Shore Lowlands Region in north, and the Western Shore Uplands Region in south, located east of the Bay is the Eastern Shore in the Delmarva Peninsula Region on Delmarva Peninsula, which Maryland shares with Delaware and Virginia. Finally in the far south east is the Atlantic Continental Shelf Province along Assateague Island.

Aerial view of Fenwick Island and Ocean City in Maryland
Aerial view of Fenwick Island. Ocean City, Maryland is at the bottom of the image.
Image: Tex Jobe, U.S. Army Corps of Engineers

Important rivers are the Patapsco, the Patuxent, the Susquehanna, and the Potomac River, all of them empty into Chesapeake Bay.

Maryland's largest lake is the Deep Creek Lake with a 111 km (69 mi) long shoreline.
Prettyboy Reservoir is a 206.5 km² (79.7 sq mi) reservoir fed by the Gunpowder Falls river.
Loch Raven Reservoir, the reservoir is fed by the Big Gunpowder Falls river, the lake provides drinking water for the City of Baltimore.
The Liberty Reservoir is a reservoir north west of Baltimore fed by the Patapsco River.
By the way, all of Maryland's lakes today are man-made.

Maryland has 281 named islands including river islands, islands in Chesapeake and other bays.
Assateague Island is a long stretched barrier island located off the eastern coast of the Delmarva peninsula at the Atlantic Ocean. Fenwick Island is a barrier spit along the Atlantic Ocean, the spit is shared by Delaware and Maryland. Islands located in the Chesapeake Bay are, Kent Island in Maryland's Eastern Shore region, it is the largest island in the Chesapeake Bay. Eastern Neck Island is home to the Eastern Neck National Wildlife Refuge, a sanctuary for migratory birds. Uninhabited Pooles Island with the oldest lighthouse still standing in Maryland.
Other islands in Chesapeake Bay are, rural Tilghman Island, Hart-Miller Island, a state-owned, public recreation area; Gibson island, a gated community with expensive real estate, in contrast to once settled now abandoned Holland Island. In the south of the bay are the isolated Hoopers Islands, the Bloodsworth Island, a former shore bombardment and bombing range, and car free Smith Island on the border of Maryland and Virginia.

Highest point
Highest point in the state is Hoye Crest at 3,360 feet (a.s.l.), on Backbone Mountain in Garrett County on the Maryland-West Virginia border in west.

Maryland State House in Annapolis
Rendered image of Maryland State House in Annapolis. The Georgian style building houses the Maryland General Assembly, and offices of the Governor. The capitol is the oldest U.S. state capitol in continuous legislative use, dating to 1772.
Image: Google Earth

Maryland has a population of 6 million people (in 2018) [1], largest cites in the state are: Baltimore, by far the largest city with 622,000 citizens, 2.2 million people live in its urban area, all other cities like Frederick, Gaithersburg, Rockville and Bowie, have a population of under 70,000 people including Annapolis, the state's capital.

Besides those cities there are urbanized census-designated places (CDP), the largest are Columbia (pop. 103,000), Germantown (pop. 90,700), Silver Spring (pop. 76,000), Waldorf (pop. 71,000), and Glen Burnie (pop. 67,500).
Main airport in the state is Baltimore/Washington International Thurgood Marshall Airport (IATA code: BWI).

Cities and Towns in Maryland

Downtown Baltimore
Old meets New. Downtown Baltimore, Maryland's largest city.
Image: urbanfeel

The map shows the location of following cities and towns in Maryland:

Largest city is Baltimore (622,000)
Second largest city is Frederick (69,500), Gaithersburg (67,500), Rockville (67,000), Bowie (58,000)
Annapolis (capital city, 38,000)
Population figures in 2015

Other cities and towns in Maryland:
Aberdeen, Bethesda, Cambridge, Chestertown, Columbia, Cumberland, Dundalk, Easton, Frostburg, Hagerstown, Lexington Park, Ocean City, Pocomoke City, Salisbury, Silver Spring, St. Charles, Towson, Westminster

The detailed map below is showing the US state of Maryland with boundaries, the location of the state capital Annapolis, major cities and populated places, major rivers, streams and lakes, interstate highways, principal highways, and railroads.

You are free to use this map for educational purposes (fair use), please refer to the Nations Online Project.

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Reference Map of Maryland
Reference Map of Maryland.

Map is based on a state map of The National Atlas of the USA.
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More about Maryland and the United States:

Cities -- Information about, and searchable maps of:
Annapolis (Maryland's capital city)
City of Baltimore

Washington D.C. (US capital city, and not part of any state)

U.S. States:
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