1900s (20th Century) Maps of Dauphin County, Pennsylvania

Explore 85 historic maps of Dauphin County 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 Dauphin County'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 Dauphin County's history through authentic maps from the 1900s. This is your window into the past.


Dauphin County, PA maps

(85)
  1. 1906 Map of New Cumberland
    1906 Map of New Cumberland
    1906 New Cumberland
    1906 Print · USGS
    Central Pennsylvania at the opening of the twentieth century shows a landscape transitioning from canal-era transit to a heavy rail and industrial economy. Genealogists can locate family landmarks like Shafer Schoolhouse, Salem Church, and the Middletown Ferry.
    8 unique versions available

  2. 1907 Map of New Bloomfield
    1907 Map of New Bloomfield
    1907 New Bloomfield
    1907 Print · USGS
    Perry County at the start of the twentieth century was a landscape of steep ridges and vital river junctions. Genealogists and historians can trace family locations in settlements like New Bloomfield or locate early industrial sites such as Juniata Furnace and Cove Forge.
    6 unique versions available

  3. 1908 Map of Middletown
    1908 Map of Middletown
    1908 Middletown
    1908 Print · USGS
    The Susquehanna River corridor thrives in the early 1900s as a hub for the Pennsylvania Railroad and the burgeoning industry of Lancaster and Dauphin counties. Researchers can trace the path of the Pennsylvania Canal (Abandoned) and locate family-named landmarks like Shocks Mills or Hoffer Church.
    7 unique versions available

  4. 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.

  5. 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.

  6. 1943 Map of Millersburg
    1943 Map of Millersburg
    1943 Millersburg
    1943 Print · USGS
    Dauphin and Northumberland counties appear here during the mid-1940s, defined by the river-and-rail economy along the Susquehanna River. Researchers can trace the heritage of small valley towns through landmarks like St Johns Church, Morning Glory School, and the Limestone Quarries.

  7. 1943 Map of New Cumberland
    1943 Map of New Cumberland
    1943 New Cumberland
    1943 Print · USGS
    Greater Harrisburg and the lower Susquehanna valley appear here in the midst of the Second World War, showing a landscape of intense military and social transition. Researchers can trace family roots through numerous country landmarks like Eberlys Mill, the Methodist Orphanage, and Messiah Bible College.

  8. 1943 Map of Lykens
    1943 Map of Lykens
    1943 Lykens
    1943 Print · USGS
    Dauphin and Schuylkill counties are shown in the 1940s as a high-density corridor of anthracite coal production and valley farming. Genealogists and industrial historians can trace the Reading rail lines connecting Williamstown to an Abandoned Colliery and rural landmarks like Himmels Ch.

  9. 1943 Map of Middletown
    1943 Map of Middletown
    1943 Middletown
    1943 Print · USGS
    As World War II mobilization reached its peak, this survey captures the Susquehanna River corridor as a vital industrial and rail artery. Genealogists and researchers can trace family landmarks like Donegal Springs Church, Codorus Furnace, and the early layout of Three Mile Island.

  10. 1943 Map of Harrisburg
    1943 Map of Harrisburg
    1943 Harrisburg
    1943 Print · USGS
    The Pennsylvania capital and its surrounding Susquehanna riverfront are seen here during the war years. Researchers can trace the extensive rail networks and find local landmarks like Fort Hunter, Good Hope Mills, and Wenrichs Ch.
    3 unique versions available

  11. 1943 Map of New Bloomfield
    1943 Map of New Bloomfield
    1943 New Bloomfield
    1943 Print · USGS
    Perry County's ridge-and-valley landscape is captured here during the Second World War as the rail-and-river corridor remained vital to the region. Genealogists can locate family landmarks like Hustons Mill, Mecks Corner, and the old Wila P O post office.

  12. 1943 Map of Hummelstown
    1943 Map of Hummelstown
    1943 Hummelstown
    1943 Print · USGS
    Dauphin and Lebanon counties appear here during the Second World War as military and industrial growth transformed the countryside. Researchers can trace family landmarks and rural infrastructure, from Moonshine Ch and Union Deposit to the Hershey Zoo.

  13. 1947 Map of Harrisburg West
    1947 Map of Harrisburg West
    1947 Harrisburg West
    1947 Print · USGS
    The Susquehanna River corridor near Harrisburg is captured here just after the war, showing the massive rail infrastructure and mountain gaps that define the region. Genealogists and local historians can locate the Enola yards, Good Hope Mills, and family burial sites like Chestnut Grove Cemetery.
    3 unique versions available

  14. 1947 Map of Hummelstown
    1947 Map of Hummelstown
    1947 Hummelstown
    1947 Print · USGS
    The Pennsylvania countryside between Hummelstown and Hershey appears in the late 1940s as a mix of rural schools and corporate expansion. Trace the early layout of Hershey Zoo and Hershey Stadium alongside landmarks like Union Deposit and Stoverdale Station.
    2 unique versions available

  15. 1947 Map of Elizabethville
    1947 Map of Elizabethville
    1947 Elizabethville
    1947 Print · USGS
    Post-war Dauphin County unfolds across the Lykens Valley in this mid-century survey of rural townships and mountain ridges. Genealogists can trace family roots through numerous local landmarks like Maple Grove Cem, Straw Church & Cem, and the Pennsylvania RR corridor.
    2 unique versions available

  16. 1947 Map of Enders
    1947 Map of Enders
    1947 Enders
    1947 Print · USGS
    Dauphin County’s ridge-and-valley landscape is captured here in the years immediately following the war, showing the tight-knit rural communities between the mountains. Genealogists can locate specific landmarks like Bowermans Church, Carsonville School, and rail stops including Ellendale Forge Station.
    2 unique versions available

  17. 1947 Map of Palmyra
    1947 Map of Palmyra
    1947 Palmyra
    1947 Print · USGS
    Lebanon County towns and rural school districts are captured here in the late 1940s as they grew along the Reading railroad. Researchers can trace ancestral locations through numerous named sites like Gravel Hill Church, Meyersville School, and Palmyra Cemetery.
    2 unique versions available

  18. 1947 Map of Halifax
    1947 Map of Halifax
    1947 Halifax
    1947 Print · USGS
    The Susquehanna River valley emerges in the post-war era as a landscape of mountain ridges and fertile river islands. Genealogists can locate family landmarks like Jacobs Church, the Shamokin School, and old riverside settlements from New Buffalo to Speeceville.
    3 unique versions available

  19. 1947 Map of Millersburg
    1947 Map of Millersburg
    1947 Millersburg
    1947 Print · USGS
    The Susquehanna River valley and the ridges of Central Pennsylvania are captured here just after the war. Local historians can trace family sites like Killinger School, navigate the Millersburg Ferry, and locate old river crossings such as Montgomery Ferry.
    2 unique versions available

  20. 1947 Map of Harrisburg East
    1947 Map of Harrisburg East
    1947 Harrisburg East
    1947 Print · USGS
    Dauphin County expansion is evident in the late 1940s as suburban communities like Progress and Paxtang grow alongside critical rail lines. Genealogists and historians can trace Prospect Hill Cemetery, the Abandoned Race Track, and early aviation at Penn-Harris Airport.
    4 unique versions available

  21. 1947 Map of Klingerstown
    1947 Map of Klingerstown
    1947 Klingerstown
    1947 Print · USGS
    The rural borderlands of Northumberland and Schuylkill counties are captured here just after the war. Genealogists can trace family names through landmarks like St Peters-Himmels Church, the Kissingers School, and the village of Rough and Ready.
    2 unique versions available

  22. 1947 Map of Pillow
    1947 Map of Pillow
    1947 Pillow
    1947 Print · USGS
    The river and ridge country of Dauphin and Northumberland Counties comes alive in this post-war survey. Genealogists can trace family roots through numerous local landmarks like Withers School, St Pauls Church, and the riverfront at Port Trevorton.
    3 unique versions available

  23. 1947 Map of Lykens
    1947 Map of Lykens
    1947 Lykens
    1947 Print · USGS
    Dauphin County’s northern coal valleys are captured here in the late 1940s, showing the industrial pulse of the region between massive mountain ridges. Researchers can trace the rail spurs of the Reading line and locate landmarks like the Anthracite Plant, Salladas School, and the County Fair Grounds.
    3 unique versions available

  24. 1947 Map of Tower City
    1947 Map of Tower City
    1947 Tower City
    1947 Print · USGS
    The anthracite coal valleys of Schuylkill and Dauphin Counties are captured here in the late 1940s. Genealogists and historians can trace family locations in Tower City and Williamstown, or locate landmarks like the Porter Township High School and the Union Church.
    3 unique versions available

  25. 1947 Map of Dalmatia
    1947 Map of Dalmatia
    1947 Dalmatia
    1947 Print · USGS
    The Susquehanna River corridor in the late 1940s serves as a vital artery for the Pennsylvania Railroad and the historic Susquehanna Trail. Genealogists and local historians can trace family roots through numerous rural landmarks like Aline School, Bot Schafts Church, and the riverfront village of Dalmatia.
    2 unique versions available

Showing maps 1-25 of 85

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