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1900s (20th Century) Maps of Johnstown, Heidelberg Township

Explore 7 historic maps of Johnstown from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Johnstown's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Johnstown's history through authentic maps from the 1900s. This is your window into the past.

Johnstown, Heidelberg Township maps

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  1. 1943 Map of Lebanon
    1943 Map of Lebanon
    1943 Lebanon
    1943 Print · USGS
    Mid-century Pennsylvania life is captured here during the Second World War, showing the expansion of the Lebanon Valley rail and road networks. Genealogists can locate family landmarks such as the Heidelberg Meeting House, Kimmerlings Ch, and numerous rural schools like Monroe Valley Sch.
    2 unique versions available
  4. 1950 Map of Harrisburg, 1952 Print
    1950 Map of Harrisburg, 1952 Print
    1950 Harrisburg
    1952 Print · USGS
    Mid-century Central Pennsylvania comes alive through its dense rail networks and river valley settlements during the post-war industrial era. Genealogists and historians can trace family roots through hubs like Harrisburg, locate Carlisle Barracks, or follow the Pennsylvania RR through the Lebanon Valley.
  7. 1955 Map of Richland, 1956 Print
    1955 Map of Richland, 1956 Print
    1955 Richland
    1956 Print · USGS
    The Lebanon Valley was a bustling corridor of rail and old canal beds in the mid-fifties. Genealogists can trace family roots through numerous country landmarks like Heidelberg Ch, Kralls Ch, and the many rural schools and cemeteries scattered near Schaefferstown.
    6 unique versions available
  10. 1957 Map of Harrisburg
    1957 Map of Harrisburg
    1957 Harrisburg
    1957 Print · USGS
    Mid-century Central Pennsylvania comes into focus as a bustling network of rail, river, and mountain ridges. Genealogists and historians can trace the development of the State Capitol and surrounding hubs like Middletown, Columbia, and Pottsville.
    7 unique versions available
  13. 1961 Map of Harrisburg
    1961 Map of Harrisburg
    1961 Harrisburg
    1961 Print · USGS
    Central Pennsylvania is shown at a mid-century peak of industrial and military activity, from the Susquehanna water gaps to the fertile Dutch Country. Genealogists and historians can trace the rail corridors of the Pennsylvania RR and find landmarks like Carlisle Barracks or the Anthracite Coal Fields.
    2 unique versions available
  16. 1964 Map of Harrisburg
    1964 Map of Harrisburg
    1964 Harrisburg
    1964 Print · USGS
    Central Pennsylvania in the mid-fifties reveals a landscape shaped by ridge-and-valley geology and critical Cold War infrastructure. Researchers can trace the massive Indiantown Gap Military Reservation or the rail corridors of the Pennsylvania RR and Reading RR.
  19. 1984 Map of Harrisburg, 1985 Print
    1984 Map of Harrisburg, 1985 Print
    1984 Harrisburg
    1985 Print · USGS
    Central Pennsylvania in the mid-eighties shows a landscape defined by the winding Susquehanna River and the industrial growth of its river towns. Researchers can trace the rail corridors of Amtrak and Conrail or explore the bounds of Fort Indiantown Gap Military Reservation.
    2 unique versions available
End of results
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Frequently asked questions

  • What are the different types of historical maps available for Johnstown?
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