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Old Maps of Union, New Jersey for Metal Detecting

Plan your next treasure hunt with 29 historic maps of Union. 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 Union.

Union, NJ maps

(29)
  1. 1890 Map of Easton
    1890 Map of Easton
    1890 Easton
    1890 Print · USGS
    Covers Union, including Easton, Phillipsburg, and other nearby areas
  4. 1890 Map of High Bridge
    1890 Map of High Bridge
    1890 High Bridge
    1890 Print · USGS
    Covers Union, including Hillsborough Township, Raritan Township, and other nearby areas
    2 unique versions available
  7. 1891 Map of Easton
    1891 Map of Easton
    1891 Easton
    1891 Print · USGS
    Covers Union, including Easton, Phillipsburg, and other nearby areas
    8 unique versions available
  10. 1898 Map of High Bridge
    1898 Map of High Bridge
    1898 High Bridge
    1898 Print · USGS
    Covers Union, including Hillsborough Township, Raritan Township, and other nearby areas
    2 unique versions available
  13. 1900 Map of Raritan
    1900 Map of Raritan
    1900 Raritan
    1900 Print · USGS
    Covers Union, including Franklin Township, Parsippany-Troy Hills, and other nearby areas
  16. 1905 Map of Raritan
    1905 Map of Raritan
    1905 Raritan
    1905 Print · USGS
    Covers Union, including Franklin Township, Parsippany-Troy Hills, and other nearby areas
    2 unique versions available
  19. 1905 Map of High Bridge
    1905 Map of High Bridge
    1905 High Bridge
    1905 Print · USGS
    Covers Union, including Hillsborough Township, Raritan Township, and other nearby areas
    4 unique versions available
  22. 1932 Map of Easton
    1932 Map of Easton
    1932 Easton
    1932 Print · USGS
    Covers Union, including Easton, Phillipsburg, and other nearby areas
    5 unique versions available
  25. 1943 Map of Frenchtown
    1943 Map of Frenchtown
    1943 Frenchtown
    1943 Print · USGS
    Covers Union, including Holland Township, Tinicum Township, and other nearby areas
  28. 1943 Map of High Bridge
    1943 Map of High Bridge
    1943 High Bridge
    1943 Print · USGS
    Covers Union, including Washington, High Bridge, and other nearby areas
  31. 1943 Map of Bethlehem
    1943 Map of Bethlehem
    1943 Bethlehem
    1943 Print · USGS
    Covers Union, including Allentown, Bethlehem, and other nearby areas
  34. 1943 Map of Bloomsbury
    1943 Map of Bloomsbury
    1943 Bloomsbury
    1943 Print · USGS
    Covers Union, including Lopatcong Township, Holland Township, and other nearby areas
  37. 1943 Map of Cakepoulin Creek
    1943 Map of Cakepoulin Creek
    1943 Cakepoulin Creek
    1943 Print · USGS
    Covers Union, including Raritan Township, Kingwood Township, and other nearby areas
  40. 1944 Map of Newark, 1971 Print
    1944 Map of Newark, 1971 Print
    1944 Newark
    1971 Print · USGS
    Covers Union, including New York, Philadelphia, and other nearby areas
    5 unique versions available
  43. 1949 Map of Newark
    1949 Map of Newark
    1949 Newark
    1949 Print · USGS
    Covers Union, including New York, Philadelphia, and other nearby areas
    3 unique versions available
  46. 1952 Map of Cakepoulin Creek
    1952 Map of Cakepoulin Creek
    1952 Cakepoulin Creek
    1952 Print · USGS
    Covers Union, including Raritan Township, Kingwood Township, and other nearby areas
    2 unique versions available
  49. 1953 Map of Frenchtown
    1953 Map of Frenchtown
    1953 Frenchtown
    1953 Print · USGS
    Covers Union, including Holland Township, Tinicum Township, and other nearby areas
  52. 1954 Map of High Bridge, 1957 Print
    1954 Map of High Bridge, 1957 Print
    1954 High Bridge
    1957 Print · USGS
    Covers Union, including Washington, High Bridge, and other nearby areas
    6 unique versions available
  55. 1955 Map of Pittstown, 1956 Print
    1955 Map of Pittstown, 1956 Print
    1955 Pittstown
    1956 Print · USGS
    Covers Union, including Raritan Township, Kingwood Township, and other nearby areas
    6 unique versions available
  58. 1955 Map of Frenchtown, 1956 Print
    1955 Map of Frenchtown, 1956 Print
    1955 Frenchtown
    1956 Print · USGS
    Covers Union, including Holland Township, Tinicum Township, and other nearby areas
    5 unique versions available
  61. 1955 Map of Bloomsbury, 1956 Print
    1955 Map of Bloomsbury, 1956 Print
    1955 Bloomsbury
    1956 Print · USGS
    Covers Union, including Lopatcong Township, Holland Township, and other nearby areas
    4 unique versions available
  64. 1956 Map of Newark
    1956 Map of Newark
    1956 Newark
    1956 Print · USGS
    Covers Union, including New York, Philadelphia, and other nearby areas
    2 unique versions available
  67. 1957 Map of Newark
    1957 Map of Newark
    1957 Newark
    1957 Print · USGS
    Covers Union, including New York, Philadelphia, and other nearby areas
  70. 1960 Map of Newark
    1960 Map of Newark
    1960 Newark
    1960 Print · USGS
    Covers Union, including New York, Philadelphia, and other nearby areas
    3 unique versions available
  73. 1964 Map of Newark
    1964 Map of Newark
    1964 Newark
    1964 Print · USGS
    Covers Union, including New York, Philadelphia, and other nearby areas
    2 unique versions available
Showing maps 1-25 of 29

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Frequently asked questions

  • What are the different types of historical maps available for Union?
  • What is the oldest map of Union?
  • Where can I purchase historical maps of Union for my home or office?
  • Where can I download high-res historical maps of Union?
  • Are there historical topographic maps available for Union?
  • Is there historical aerial imagery available for Union?
  • Where are historical maps of Union sourced from?