County Maps

State of Pennsylvania 1796 ,   J. Reid

Pittsburgh Furnaces, Rolling Mills & Steel Works 1879

Allegheny County Map 1851 Library of Congress

Allegheny County Map 1862

Allegheny County Outline Map 1872

Allegheny County Township Map 1880

Allegheny County Map circa 1889

Township Maps

Alleppo      Baldwin      Bethel Park      Braddock      Brentwood      Castle Shannon      Collier      Crescent      East Deer     

Elizabeth      Fawn      Findlay      Forward      Fox Chapel      Franklin      Glenshaw      Hampton      Harrison     

Indiana     Jefferson      Kennedy      Kilbuck      Leet      Lincoln      Marshall      McCandless       McKeesport     

Monroeville      Moon      Mt. Lebanon      Neville      North Fayette      North Versailles      Ohio       O'Hara

Penn Hills      Pine      Pittsburgh      Plum      Reserve      Richland      Robinson      Ross      Scott     

Shaler      Sewickly      South Fayette      South Park      South Versailles      Springdale      Stowe      Upper St. Clair     

Versailles      West Deer      West Mifflin      White Hall      White Oak      Wilkens      Wilkensburg

Sanborn Maps

To be Added