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Old Maps of Franklin Township, New Jersey for Metal Detecting

Plan your next treasure hunt with 35 historic maps of Franklin Township. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.

  • Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
  • Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
  • Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.

Use these historic maps to boost your research and find new opportunities beneath the surface of Franklin Township.

Franklin Township, NJ maps

(35)
  1. 1890 Map of Easton
    1890 Map of Easton
    1890 Easton
    1890 Print · USGS
    The Delaware River valley thrived as a transport hub during the 1890s, where three major canals and multiple railroads met at the Pennsylvania-New Jersey border. Genealogists and industrial historians can trace the paths of the Morris Canal, the works at Durham Furnace, and the strategic Musconetcong Tunnel.
  4. 1890 Map of High Bridge
    1890 Map of High Bridge
    1890 High Bridge
    1890 Print · USGS
    Hunterdon and Morris counties at the close of the nineteenth century are defined by their complex rail networks and dramatic ridges. Genealogists and historians can trace the early layouts of High Bridge, Clinton, and the settlements surrounding the distinct curve of Cushetunk Mountain.
    2 unique versions available
  7. 1891 Map of Easton
    1891 Map of Easton
    1891 Easton
    1891 Print · USGS
    The Delaware River valley thrived as a corridor of heavy industry and transit in the 1890s. Trace the path of historic waterways and early rail lines, including the Morris Canal, the ironworks at Durham Furnace, and rural crossroads like Still Valley.
    8 unique versions available
  10. 1891 Map of Delaware Water Gap
    1891 Map of Delaware Water Gap
    1891 Delaware Water Gap
    1891 Print · USGS
    The Delaware River corridor was a bustling industrial and transport hub in the late nineteenth century. Genealogists and historians can trace the region's slate mining roots at the Old Bangor Slate Quarry or locate historic river crossings like Myeres Ferry and Hartzells Ferry.
  13. 1893 Map of Delaware Water Gap
    1893 Map of Delaware Water Gap
    1893 Delaware Water Gap
    1893 Print · USGS
    The Delaware River borderlands between Pennsylvania and New Jersey are captured here in the late nineteenth century as the slate industry and railroads transformed the valley. Researchers can locate the Old Bangor Slate Quarry, trace the river crossings at Myeres Ferry, and explore old stops like Stone Church P. O.
    12 unique versions available
  16. 1898 Map of High Bridge
    1898 Map of High Bridge
    1898 High Bridge
    1898 Print · USGS
    Hunterdon County is mapped in the late nineteenth century as a vital transportation corridor defined by the Cushetunk Mountain range. Genealogists and historians can trace the exact rail routes and rural hamlets of the era, from High Bridge and Glen Gardner to the Lehigh Valley Railroad.
    2 unique versions available
  19. 1900 Map of Raritan
    1900 Map of Raritan
    1900 Raritan
    1900 Print · USGS
    North Jersey in the late nineteenth century was a complex web of mountain ridges and vital rail corridors. Researchers can trace ancestral routes through old junctions like High Bridge, industrial sites at Mine Hill, and the shores of Lake Hopatcong.
  22. 1905 Map of Raritan
    1905 Map of Raritan
    1905 Raritan
    1905 Print · USGS
    Northern New Jersey's ridges and valleys are meticulously detailed here at the turn of the century. You can trace the complex rail networks of the Lehigh Valley R.R. and locate family landmarks from Swayze Mills to the Powder Depot near Picatinny Peak.
    2 unique versions available
  25. 1905 Map of High Bridge
    1905 Map of High Bridge
    1905 High Bridge
    1905 Print · USGS
    Hunterdon County at the opening of the twentieth century was a vital junction for New Jersey’s industrial rail lines and river-powered settlements. Researchers can trace the legacy tracks of the Central Railroad of New Jersey and locate early communities like High Bridge, Clinton, and Annandale.
    4 unique versions available
  28. 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
  31. 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
  34. 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.
  37. 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
  40. 1943 Map of High Bridge
    1943 Map of High Bridge
    1943 High Bridge
    1943 Print · USGS
    Western New Jersey industrial and institutional corridors are meticulously mapped here during the early war years. Genealogists and historians can trace family locations near the NJ State Hospital or the Grobelis Farm, and identify vanished local landmarks like the Air Raid Station and Asbury Graphite Refinery.
  43. 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.
  46. 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.
  49. 1943 Map of Bloomsbury
    1943 Map of Bloomsbury
    1943 Bloomsbury
    1943 Print · USGS
    Bloomsbury and the Musconetcong Valley are captured here during the mid-forties, showing a landscape shaped by heavy industry and vital rail corridors. Researchers can trace the massive Edison Portland Cement Co, the path of the Morris Canal, and local landmarks like Kennedy Mills.
  52. 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
  55. 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
  58. 1953 Map of Belvidere
    1953 Map of Belvidere
    1953 Belvidere
    1953 Print · USGS
    Warren County industry and the Delaware River corridor are captured in detail here during the post-war years. Researchers can trace the rail lines of the Belvidere Division and locate landmarks like Oxford Furnace and Hercules Powder Co.
    2 unique versions available
  61. 1954 Map of High Bridge, 1957 Print
    1954 Map of High Bridge, 1957 Print
    1954 High Bridge
    1957 Print · USGS
    Mid-century Hunterdon County is captured here as a landscape of industrial river towns and sprawling state institutions. Genealogists and local historians can trace family plots at Evergreen Cem or locate the old Stone Mill near the waters of Lake Solitude.
    5 unique versions available
  64. 1955 Map of Belvidere, 1956 Print
    1955 Map of Belvidere, 1956 Print
    1955 Belvidere
    1956 Print · USGS
    The Delaware River valley in the mid-1950s shows a landscape of busy river towns and climbing mountain ridges. Genealogists and historians can trace rail lines through Manunka Chunk and Roxburg Station, or find rural landmarks like Hillside Cem.
    6 unique versions available
  67. 1955 Map of Bloomsbury, 1956 Print
    1955 Map of Bloomsbury, 1956 Print
    1955 Bloomsbury
    1956 Print · USGS
    The Musconetcong Valley in the mid-1950s reveals a landscape where historic industrial infrastructure meets post-war growth. Genealogists and historians can trace family-named roads and rural hamlets like Stewartsville, Asbury, and the path of the old Morris Canal.
    4 unique versions available
  70. 1956 Map of Newark
    1956 Map of Newark
    1956 Newark
    1956 Print · USGS
    The 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
  73. 1957 Map of Newark
    1957 Map of Newark
    1957 Newark
    1957 Print · USGS
    The 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.
Showing maps 1-25 of 35

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