Allegheny County, Pennsylvania
Steelworker in Pittsburgh steel mill
(Photo courtesy of the Library of Congress, Office of War Information, LC-USF33-002840-M2 )
Demographics
(Source: U.S. Census bureau, 2010)
Population: 1,223,348
Primary ethnic makeup: Irish, German, African-American, Eastern European, Italian
Industries: Steel, manufacturing, coal, retail
Major cities: Pittsburgh
County Records
Allegheny County was formed from Westmoreland and Washington Counties in 1788
Land Records - Deeds from 1789 - present, Department of Real Estate - 542 Forbes Avenue, Room 101, (412) 350-4210
Birth and Death Records - 1870 - Present - Carnegie Library of Pittsburgh, Pennsylvania Department
Marriages - (Pittsburgh Only) - 1870 - 1879 - Orphan's Court - 414 Grant Street, Pittsburgh, (412) 350-4180
RESEARCH RESOURCES
Allegheny Foothills Historical Society
Carnegie Library, Pennsylvania Department
Historic Pittsburgh, (Project of the University of Pittsburgh)
Jewish Genealogical Society of Greater Pittsburgh
Mifflin Township Historical Society
Rivers of Steel National Heritage Area [Museum and Archives]
Sewickley Valley Historical Society
Soldiers and Sailors Hall and Museum
UNIQUE RESOURCES
Allegheny County Cemetery Records
Allegheny County Government Website
Don's List - Pittsburgh - Allegheny County and Much More
(Allegheny Township Map courtesy of Kristin Bryson and Bare Roots Publishing)
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