Nearly 90 percent of Maryland's 5.9 million residents live in the densely populated corridor between Baltimore and Washington, D.C.

Population Trends in Maryland

Source: Maryland State Data Center

Maryland's Largest Independent Cities with 2012 Population Greater than 10,000

City	Population	City	Population
Baltimore	621,342	Cumberland	20,572
Frederick	66,382	Westminster	18,628
Rockville	63,244	Hyattsville	17,865
Gaithersburg	62,794	Takoma Park	17,205
Bowie	56,129	Easton	16,598
Hagerstown	40,638	Elkton	15,579
Annapolis	38,620	Aberdeen	15,018
Salisbury	31,243	Havre de Grace	13,392
College Park	31,208	Cambridge	12,503
Laurel	25,554	New Carrollton	12,383
Greenbelt	23,541	Bel Air	10,274

Source: U.S. Census Bureau.

In addition, based on the Census Bureau's designation of statistical regions, Maryland is home to all or part of the following metropolitan and micropolitan areas:

Metropolitan Statistical Areas

·         Baltimore-Columbia-Towson, MD

·         Cumberland, MD-WV (part)

·         Hagerstown-Martinsburg, MD-WV (part)

·         Philadelphia-Camden-Wilmington, PA-NJ-DE-MD (part)

·         Salisbury, MD-DE (part) 

·         Washington-Arlington-Alexandria, DC-VA-MD-WV (part)

Micropolitan Statistical Areas

·         Cambridge, MD

·         Easton, MD

Detailed demographic data is available through the Maryland State Data Center.

Additional demographic data for Maryland counties and major metro areas is available in the Comparisons Tool.