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

Explore 76 historic maps of Northampton 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 Northampton 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 Northampton County's history through authentic maps from the 1900s. This is your window into the past.

Northampton County, PA maps

(76)
  1. 1902 Map of Slatington
    1902 Map of Slatington
    1902 Slatington
    1902 Print · USGS
    Lehigh County's industrial and quarrying heart comes into focus at the dawn of the 1900s. Researchers can trace the path of the Lehigh Canal and locate family landmarks like Peters Store, Jordan Church, and the Consolidated Quarries.
    5 unique versions available
  4. 1914 Map of Wind Gap, 1956 Print
    1914 Map of Wind Gap, 1956 Print
    1914 Wind Gap
    1956 Print · USGS
    Northampton and Monroe Counties are captured here just before the First World War, dominated by the industrial rail corridor at Wind Gap. Genealogists can locate dozens of named schools like Michael Valley School and early quarries at Chapman Quarries.
  7. 1916 Map of Wind Gap
    1916 Map of Wind Gap
    1916 Wind Gap
    1916 Print · USGS
    The Pocono foothills and Blue Mountain ridge are captured here at the height of the steam-rail era. Genealogists can trace family names through dozens of rural landmarks like St. Joseph School, Haynes Mill, and the busy rail junction at Wind Gap.
    7 unique versions available
  10. 1922 Map of Mauch Chunk, 1952 Print
    1922 Map of Mauch Chunk, 1952 Print
    1922 Mauch Chunk
    1952 Print · USGS
    The industrial Lehigh Valley thrives in the early 1920s, dominated by the winding river and two major competing railroad lines. Genealogists can locate old rural landmarks like the Larrytown Poor Farm, Indian Hills School, and the busy rail hub of Mauch Chunk.
    2 unique versions available
  13. 1924 Map of Mauch Chunk
    1924 Map of Mauch Chunk
    1924 Mauch Chunk
    1924 Print · USGS
    Carbon County in the early twenties is a landscape of industrial power and rural mountain life, dominated by the winding Lehigh River. Genealogists and historians can trace family roots through numerous small schools like Lentz School and old settlements from Mauch Chunk to Palmerton.
    4 unique versions available
  16. 1932 Map of Easton
    1932 Map of Easton
    1932 Easton
    1932 Print · USGS
    The Delaware River valley thrived as a corridor of industry and transport in the early 1930s, bridging Pennsylvania and New Jersey. Genealogists and historians can trace the legacy of early industry along the Morris Canal or locate local landmarks like St Josephs Ch and Mine Hill.
    5 unique versions available
  19. 1936 Map of Delaware Water Gap
    1936 Map of Delaware Water Gap
    1936 Delaware Water Gap
    1936 Print · USGS
    The Delaware River valley thrived in the mid-thirties as a critical junction for coal-hauling railroads and mountain tourism. Local historians can trace family roots through numerous rural landmarks like Spoke Factory Sch, Ross Cem, and Slateford Junction.
    4 unique versions available
  22. 1937 Map of Allentown West
    1937 Map of Allentown West
    1937 Allentown West
    1937 Print · USGS
    Lehigh County at the end of the Depression era reveals a dense network of rural schoolhouses and crossroads hamlets before post-war expansion. Genealogists can trace family names at James Peters Sch or Heidelberg Sch, and locate landmarks like Schantz Spr and Rising Sun.
  25. 1939 Map of Allentown
    1939 Map of Allentown
    1939 Allentown
    1939 Print · USGS
    The Lehigh Valley thrives as an industrial and aviation hub in the mid-1930s, where rail lines and early airfields meet historic Pennsylvania townships. Researchers can trace family roots through dozens of rural landmarks like Washington Sch, Christian Springs, and the Vera Cruz Sta.
    4 unique versions available
  28. 1941 Map of Delaware Water Gap
    1941 Map of Delaware Water Gap
    1941 Delaware Water Gap
    1941 Print · USGS
    The Delaware River valley is captured here in the early 1940s, showing the borderlands of Pennsylvania and New Jersey. Genealogists can trace family names through dozens of rural landmarks like Three Church Hill, Brass Castle, and the Stone Church PO.
  31. 1942 Map of Allentown West
    1942 Map of Allentown West
    1942 Allentown West
    1942 Print · USGS
    Lehigh County during the early war years displays a landscape of industrial river towns and agrarian crossroads. Researchers can locate dozens of country schools like Snyder Sch, historic landmarks like Cedar Crest College, and the sprawling Trexler Game Preserve.
    3 unique versions available
  34. 1942 Map of Delaware Water Gap
    1942 Map of Delaware Water Gap
    1942 Delaware Water Gap
    1942 Print · USGS
    The Delaware River gorge and its surrounding ridges come into focus during the early war years, highlighting a critical rail and river junction. Trace local history through family-named landmarks like Miller Ch, rural Quaker Plain Sch, and the unique name of Manunka Chunk.
    3 unique versions available
  37. 1943 Map of Bangor
    1943 Map of Bangor
    1943 Bangor
    1943 Print · USGS
    The slate and cement industries of the Pennsylvania-New Jersey border are captured in high detail at the height of wartime production. Genealogists and industrial historians can trace rail spurs to the Old Bangor Slate Quarry, locate the Middaghs PO, and find rural landmarks like Three Church Hill.
  40. 1943 Map of Portland
    1943 Map of Portland
    1943 Portland
    1943 Print · USGS
    The Delaware River valley was a bustling corridor of rail and river transit during the early years of the Second World War. Researchers can trace the paths of several major railroads, locate family sites like the Fairview Cemetery, and find old infrastructure such as the Myers Ferry and Hainesburg RR Sta.
    2 unique versions available
  43. 1943 Map of Mauch Chunk
    1943 Map of Mauch Chunk
    1943 Mauch Chunk
    1943 Print · USGS
    The Lehigh River corridor is captured here during the mid-forties, showing the vital rail and industry centers of Carbon County. Genealogists and researchers can trace dozens of rural schoolhouses and family-named landmarks like the Larrytown Poor Farm, St Pauls Ch, and Three O'clock Spring.
  46. 1943 Map of Wind Gap
    1943 Map of Wind Gap
    1943 Wind Gap
    1943 Print · USGS
    The Pennsylvania countryside near the Monroe and Northampton county line is captured here during the wartime era. Researchers can trace the path of the Lehigh and New England railroad through the Wind Gap pass or locate local landmarks like St Joseph Sch and Ross Common.
  49. 1943 Map of Easton
    1943 Map of Easton
    1943 Easton
    1943 Print · USGS
    Easton and Phillipsburg emerge as a powerhouse of industrial and river activity at the height of the 1940s. Genealogists and historians can trace the paths of the Lehigh Canal, locate the South Easton Cem, and identify old sites like Island Park and the Vulcanite Cement Co.
  52. 1943 Map of Bethlehem
    1943 Map of Bethlehem
    1943 Bethlehem
    1943 Print · USGS
    Northampton and Lehigh counties hummed with industry and river commerce during the early war years. Researchers can trace the path of the Lehigh Valley RR, locate family-named landmarks like Chief Tatamy, and find rural schools such as Mexico School and Poplar Valley Sch.
  55. 1943 Map of Riegelsville
    1943 Map of Riegelsville
    1943 Riegelsville
    1943 Print · USGS
    The Delaware River corridor comes alive in the early 1940s, highlighting the industrial and transport ties between eastern Pennsylvania and New Jersey. Genealogists and historians can trace the foundations of local industry at Durham Furnace or locate family roots near Durham Union Church and the Finesville School.
  58. 1943 Map of Belvidere
    1943 Map of Belvidere
    1943 Belvidere
    1943 Print · USGS
    The river and rail corridors of Warren County define this wartime landscape as it stood in the early 1940s. Genealogists and historians can trace the local industry of Belvidere, the early runways of Martins Creek Airport, and the historic industrial site of Oxford Furnace.
  61. 1943 Map of Stroudsburg, 1944 Print
    1943 Map of Stroudsburg, 1944 Print
    1943 Stroudsburg
    1944 Print · USGS
    The Poconos and the Delaware Water Gap are captured here during the wartime era, showing a mix of industrial centers and mountain terrain. Researchers can trace the rail lines serving Slate Quarries or find local landmarks like Temple Israel and Mammoth Hosiery Mills.
  64. 1944 Map of Newark, 1971 Print
    1944 Map of Newark, 1971 Print
    1944 Newark
    1971 Print · USGS
    The industrial corridor from Philadelphia to New York was in a period of massive transition during the mid-forties. Genealogists and researchers can trace the rail lines of the Lehigh Valley RR, locate military installations like Picatinny Arsenal, and explore the early sprawl near Levittown.
    5 unique versions available
  67. 1949 Map of Newark
    1949 Map of Newark
    1949 Newark
    1949 Print · USGS
    The industrial corridor between Philadelphia and New York comes alive in this post-war survey. Genealogists and historians can trace the massive rail networks of the Reading Railroad and locate major installations like Fort Dix or Picatinny Arsenal.
    2 unique versions available
  70. 1953 Map of Easton
    1953 Map of Easton
    1953 Easton
    1953 Print · USGS
    The industrial core of the Delaware and Lehigh forks comes to life in this mid-century survey of the Pennsylvania-New Jersey border. Genealogists and historians can trace the footprint of Lafayette College, the path of the Morris Canal, and local landmarks like Hays Cemetery.
    2 unique versions available
  73. 1953 Map of Riegelsville
    1953 Map of Riegelsville
    1953 Riegelsville
    1953 Print · USGS
    The Delaware River valley straddles the Pennsylvania and New Jersey border in the early fifties, showcasing a landscape of industrial river towns and upland farms. Genealogists can locate family landmarks from Durham Furnace to Riegelsville, including St Lukes Church and the Stouts School.
    2 unique versions available
Showing maps 1-25 of 76

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