1900s (20th Century) Maps of Mertztown, Longswamp Township
Explore 13 historic maps of Mertztown 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 Mertztown'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 Mertztown's history through authentic maps from the 1900s. This is your window into the past.
Mertztown, Longswamp Township maps
(13)- 1902 Map of Slatington
1902 Slatington1902 Print · USGSLehigh 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 - 1937 Map of Allentown West
1937 Allentown West1937 Print · USGSLehigh 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. - 1942 Map of Allentown West
1942 Allentown West1942 Print · USGSLehigh 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 - 1944 Map of Newark, 1971 Print
1944 Newark1971 Print · USGSThe 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 - 1949 Map of Newark
1949 Newark1949 Print · USGSThe 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 - 1956 Map of Newark
1956 Newark1956 Print · USGSThe industrial heart of the Mid-Atlantic is captured here at the dawn of the highway era, tracing the dense corridors between Newark and Philadelphia. Genealogists and local historians can map the rail networks of the Reading RR or locate mid-century military life at Fort Dix Military Reservation.2 unique versions available - 1957 Map of Newark
1957 Newark1957 Print · USGSThe industrial and military heart of the Mid-Atlantic is mapped during its post-war suburban boom. Genealogists and historians can trace the intricate rail corridors of the Reading Railroad and locate key landmarks from Princeton University to Fort Hancock. - 1957 Map of Alburtis, 1960 Print
1957 Alburtis1960 Print · USGSLehigh County thrives at mid-century as a hub of heavy industry and suburban expansion along the winding Lehigh River. Trace the rail lines of the Ironton RR, find the early grounds of Dorney Park, or locate family sites near Laurys Station.3 unique versions available - 1960 Map of Newark
1960 Newark1960 Print · USGSThe industrial heart of the Mid-Atlantic is shown at mid-century, stretching from the dense urban centers of Newark and Philadelphia to the Blue Mountain ridges. Researchers can trace historic rail lines, coastal defenses at Fort Hancock, and the riverfront growth of Trenton and Easton.3 unique versions available - 1964 Map of Newark
1964 Newark1964 Print · USGSGreater New Jersey and eastern Pennsylvania appear at the peak of their industrial and rail-centered development in the mid-sixties. Genealogists and historians can trace the paths of the Pennsylvania RR, identify mid-century landmarks like CAMP KILMER, or follow the Schuylkill River through READING.2 unique versions available - 1965 Map of Topton, 1967 Print
1965 Topton1967 Print · USGSThe Pennsylvania countryside of the mid-sixties is captured here along the Berks and Lehigh county line. Genealogists can trace family roots through numerous small settlements like Seipstown, Klines Corner, and the railroad hub at Shamrock Station.5 unique versions available - 1984 Map of Allentown, 1985 Print
1984 Allentown1985 Print · USGSThe Lehigh Valley and southern Poconos are captured in the mid-eighties as industry and academic life converge along the river corridor. Trace the rail-and-water networks connecting Jim Thorpe and Bethlehem, or explore landmarks like Lehigh University and the Delaware Water Gap.3 unique versions available - 1999 Map of Topton, 2001 Print
1999 Topton2001 Print · USGSThe Berks and Lehigh county line comes alive in the late nineties, documenting a landscape of established farmsteads and rural boroughs. Genealogists can trace family roots through historic sites like Shamrock Station, St Pauls Church, and Leather Corner Post.
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