Maryland

Baltimore

854,535
2020 population
1790
first census record
24
census records

About Baltimore

Baltimore, Maryland, first appears in the United States federal census in 1790, when it recorded a population of 38,937. At the most recent census, in 2020, its population stood at 854,535.

The county's recorded population has risen across the decades to its highest level in 2020.

On the ground today, 12 documented military engagements have been recorded within the county, among them Massawomeck Raids — Chesapeake, Battle of Baltimore / Fort McHenry, Battle of Baltimore — North Point Land Battle (Sep 12–13 1814), and 406 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020854,535
2010805,029
2000754,292
1990692,134
1980655,615
1970621,077
1960492,428
1950270,273
1940155,825
1930124,565
192074,817
1910122,349
190090,755
189072,909
188083,336
187063,387
186054,135
1850210,646
1840134,379
1830120,870
182096,201
181075,810
180059,030
179038,937
Source

Population data from the United States decennial census, U.S. Census Bureau (public domain).

Battles & engagements in Baltimore

Military engagements that took place in Baltimore, Maryland.

Massawomeck Raids — Chesapeake
1540
Battle of Baltimore / Fort McHenry
1814
Battle of Baltimore — North Point Land Battle (Sep 12–13 1814)
1814
Battle of Fort McHenry Bombardment (Sep 13–14 1814)
1814
Battle of North Point (Baltimore)
1814
Battle of North Point, Maryland 1814
1814
Defense of Hampstead Hill — Baltimore Outer Line (Sep 13 1814)
1814
Battle of North Point
1814
Battle of Fort McHenry
1814
Cockeysville Raid 1864
1864
Reisterstown MD Cavalry Raid (1864)
1864
Catonsville MD Skirmish (1864)
1864

Historic places in Baltimore

National Register of Historic Places listings in Baltimore, Maryland.

Windsor Hills Historic District
Baltimore (Independent City)
Leadenhall Street Baptist Church
Baltimore (Independent City)
Hilton
Catonsville
Building at 423 West Baltimore Street
Baltimore (Independent City)
Mettam Memorial Baptist Church
Pikesville
Mount Clare
Baltimore (Independent City)
Mount Vernon Place United Methodist Church and Asbury House
Baltimore (Independent City)
Krug Iron Works
Baltimore (Independent City)
Green Mount Cemetery
Baltimore (Independent City)
Evergreen House
Baltimore (Independent City)
Hill House
Parkton
Auburn House
Towson
Mencken, H. L., House
Baltimore (Independent City)
St. Paul's Cemetery
Baltimore (Independent City)
Proctor and Gamble Baltimore Plant
Baltimore (Independent City)
Public School No. 99
Baltimore (Independent City)
Rowhouses at 303-327 East North Avenue
Baltimore (Independent City)
Rieman Block
Baltimore (Independent City)
Buildings at 1601-1830 St. Paul Street and 12-20 E. Lafayette Street
Baltimore (Independent City)
Roland Park Historic District
Baltimore (Independent City)
Fort Garrison
Stevenson
School No. 27 (Commodore John Rodgers Elementary School)
Baltimore (Independent City)
SS JOHN W. BROWN (Liberty Ship)
Baltimore (Independent City)
St. James Church
Monkton
Browse all Marylandhistoric sites ›

Other counties in Maryland

Explore census history and historic records for more Maryland counties.

CharlesDorchesterFrederickGarrettHarfordHowardKentMontgomeryPrince George'sQueen Anne'sSomersetSt. Mary'sTalbotWashingtonWicomicoWorcesterAlleganyAnne ArundelBaltimore cityCalvert
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Everything a full report reveals about Baltimore County, Maryland

This page charts the census history of Baltimore County, Maryland. A full Aubrey report for an address here pulls together everything the historical record holds about the ground, from the earliest settlement to the twentieth century:

Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Frequently asked about Baltimore

When does Baltimore first appear in the US census?
Baltimore, Maryland first appears in the federal census in 1790, with a recorded population of 38,937.
What is the population of Baltimore?
At the most recent federal census (2020), Baltimore had a recorded population of 854,535.
Were any battles fought in Baltimore?
12 documented military engagements took place in Baltimore, including Massawomeck Raids — Chesapeake, Battle of Baltimore / Fort McHenry, Battle of Baltimore — North Point Land Battle (Sep 12–13 1814).
How many historic places are in Baltimore?
406 sites are listed on the National Register of Historic Places in Baltimore, Maryland.
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