1920s Maps of Dauphin County, Pennsylvania

Explore 2 historic maps of Dauphin County from the 1920s. These maps offer a rare glimpse into what life looked like during the 1920s — 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 Dauphin County's landscape evolved across the 1920s, 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 1920s, 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 Dauphin County's history through authentic maps from the 1920s. This is your window into the past.


Dauphin County, PA maps

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  1. 1924 Map of Hummelstown
    1924 Map of Hummelstown
    1924 Hummelstown
    1924 Print · USGS
    Dauphin and Lebanon Counties in the mid-twenties show a landscape defined by mountain gaps and the reach of the Philadelphia and Reading Railroad. Researchers can trace historic church sites like Walmers Church, early industries at Union Waterworks, and vanished rail stops like Cold Spring.

  2. 1924 Map of Harrisburg
    1924 Map of Harrisburg
    1924 Harrisburg
    1924 Print · USGS
    The Susquehanna River corridor at the state capital reveals a landscape of industrial river gaps and ridge-line valleys in the 1920s. Genealogists and historians can trace the paths of the Pennsylvania Canal and find landmarks like the State Lunatic Asylum and Fort Hunter.

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Frequently asked questions

  • What are the different types of historical maps available for Dauphin County?
  • What is the oldest map of Dauphin County?
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  • Are there historical topographic maps available for Dauphin County?
  • Is there historical aerial imagery available for Dauphin County?
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