1900-1909 Maps of Allegheny County, Pennsylvania

1. 1901 Map of Beaver, 1958 Print

   

   1901 Beaver

   1958 Print · USGS

   The industrial river valleys of Beaver County at the dawn of the twentieth century are captured here in meticulous detail. Researchers can trace the development of Beaver Falls and Rochester or locate riverside landmarks like Baker's Landing and Dam No. 6.

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4. 1902 Map of Brownsville

   

   1902 Brownsville

   1902 Print · USGS

   The Monongahela Valley was a powerhouse of Pennsylvania industry at the start of the twentieth century, defined by its coal mines and river-front rail lines. Researchers can trace the heritage of the National Pike and locate vanished works at Vesta Mine or Coal Bluff.

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7. 1904 Map of Mc Keesport

   

   1904 Mc Keesport

   1904 Print · USGS

   Allegheny County at the height of its industrial era reveals a landscape of massive rail yards and riverfront steel towns. Genealogists can trace family roots through dense neighborhoods in Homestead, Wilkinsburg, and Braddock or locate ancestral plots in Homewood Cem.

   2 unique versions available

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10. 1904 Map of Beaver

    

    1904 Beaver

    1904 Print · USGS

    Beaver County at the opening of the twentieth century shows a landscape defined by the bustling industrial corridors of the Ohio River. Genealogists can trace family roots through riverfront settlements like Monaca, Shippingport, and Freedom, or locate early transport hubs such as Cooks Ferry.

    6 unique versions available

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13. 1904 Map of Carnegie, 1954 Print

    

    1904 Carnegie

    1954 Print · USGS

    Allegheny County's industrial heartland is captured here at the start of the twentieth century as rail lines and mines reshaped the landscape. Researchers can trace early settlements and social hubs like Cliff Mine, the County Home, and the Union Church.

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16. 1904 Map of Burgettstown, 1958 Print

    

    1904 Burgettstown

    1958 Print · USGS

    Washington County and its neighbors are documented at the turn of the century as the coal and rail industries began reshaping the landscape. Researchers can trace early family sites and infrastructure from Pattersons Mill to the Francis Mine and the North Star Tyre P O.

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19. 1904 Map of Greensburg, 1963 Print

    

    1904 Greensburg

    1963 Print · USGS

    Westmoreland County at the dawn of the twentieth century was a landscape of industrial power and small-town growth. Genealogists can trace family footprints through Greensburg, find the Bulltown Schoolhouse, or follow the Pennsylvania Railroad through Jeannette and Manor.

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22. 1906 Map of Brownsville

    

    1906 Brownsville

    1906 Print · USGS

    Southwestern Pennsylvania’s river valleys were centers of industrial expansion when this survey was conducted. Genealogists can locate family homes and landmarks in riverfront towns like Monessen and Charleroi, or trace rural roots near Salem Church and Ginger Hill.

    4 unique versions available

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25. 1906 Map of Burgettstown

    

    1906 Burgettstown

    1906 Print · USGS

    Western Pennsylvania’s coal and rail landscape comes into focus at the dawn of the twentieth century. Researchers can trace historic family landmarks and industrial sites like Francis Mine, Pattersons Mill, and the North Star Tyre P O.

    5 unique versions available

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28. 1906 Map of Carnegie

    

    1906 Carnegie

    1906 Print · USGS

    The industrial valleys of Western Pennsylvania come alive in the early 1900s, showing the early infrastructure of the Ohio River and its tributaries. Local historians can trace family roots at Union Church or explore the early coal economy at Cliff Mine and Walkers Mills.

    7 unique versions available

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31. 1906 Map of Greensburg

    

    1906 Greensburg

    1906 Print · USGS

    Westmoreland County at the height of its industrial growth is detailed here, showing a landscape defined by coal, glass, and rail. Researchers can trace ancestral roots at the Bulltown Schoolhouse or follow the early trolley and rail lines through Jeannette and Export.

    6 unique versions available

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34. 1906 Map of Sewickley, 1960 Print

    

    1906 Sewickley

    1960 Print · USGS

    Western Pennsylvania’s river-and-rail corridor is captured here at the start of the century, showing the industrial development along the Ohio River. Researchers can trace early infrastructure like Dam No 4 or locate landmarks such as the Camp Meeting Grounds and Parks Quarries.

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37. 1907 Map of Pittsburg

    

    1907 Pittsburg

    1907 Print · USGS

    Steel-industry heartlands and river-valley rail corridors define the Pittsburgh region in the early nineteen-hundreds. Trace the complex rail networks of the Union RR and Pennsylvania RR through industrial hubs like Homestead and Wilmerding.

    10 unique versions available

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40. 1907 Map of Freeport, 1956 Print

    

    1907 Freeport

    1956 Print · USGS

    The industrial river valleys of Armstrong, Westmoreland, and Butler counties come alive in this early 1900s survey. Genealogists and researchers can trace the rail-and-river network through Freeport and Schenley, locating old post offices at Garvers Ferry and Dime.

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43. 1908 Map of Sewickley

    

    1908 Sewickley

    1908 Print · USGS

    The industrial corridor of the Ohio River valley is captured here in the early twentieth century, showing a landscape defined by steam-era transport and valley settlements. Researchers can trace the riverfront rail networks of the Pennsylvania System and locate historic landmarks like Aliquippa Park and the Campmeeting Grounds.

    7 unique versions available

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46. 1908 Map of Carnegie, 1910 Print

    

    1908 Carnegie

    1910 Print · USGS

    Southwest of the Pittsburgh river forks in the early 1900s, a complex web of railroads and industrial hollows began to link the rural coal and mill towns. Trace the paths of the Wabash and Side Belt lines past landmarks like Cliff Mine, Guy Mills, and Treveskyn Cuddy PO.

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49. 1908 Map of New Kensington, 1956 Print

    

    1908 New Kensington

    1956 Print · USGS

    The Allegheny River valley and its surrounding townships are captured here at the start of the twentieth century. Researchers can trace early railroad stops at Allison Park Sta, find rural landmarks like Sandy Hill School, and locate the Fulton Ferry crossing.

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52. 1909 Map of Freeport

    

    1909 Freeport

    1909 Print · USGS

    The industrial river valleys of the Allegheny and Kiskiminitas are captured here during the peak of Pennsylvania's rail-and-river era. Researchers can trace the early layouts of Freeport and Leechburg or locate vanished sites like the Lucesco PO.

    5 unique versions available

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