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Old Maps of Harlem Township, Illinois for Metal Detecting

Plan your next treasure hunt with 20 historic maps of Harlem 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 Harlem Township.

Harlem Township, IL maps

(20)
  1. 1918 Map of Rockford
    1918 Map of Rockford
    1918 Rockford
    1918 Print · USGS
    Covers Harlem Township, including Rockford, Beloit, and other nearby areas
    4 unique versions available
  4. 1918 Map of Belvidere
    1918 Map of Belvidere
    1918 Belvidere
    1918 Print · USGS
    Covers Harlem Township, including Rockford, Beloit, and other nearby areas
  7. 1938 Map of Rockford, 1954 Print
    1938 Map of Rockford, 1954 Print
    1938 Rockford
    1954 Print · USGS
    Covers Harlem Township, including Rockford, Beloit, and other nearby areas
    3 unique versions available
  10. 1944 Map of Belvidere
    1944 Map of Belvidere
    1944 Belvidere
    1944 Print · USGS
    Covers Harlem Township, including Rockford, Beloit, and other nearby areas
    2 unique versions available
  13. 1949 Map of Rockford
    1949 Map of Rockford
    1949 Rockford
    1949 Print · USGS
    Covers Harlem Township, including Rockford, Loves Park, and other nearby areas
    2 unique versions available
  16. 1954 Map of Rockford
    1954 Map of Rockford
    1954 Rockford
    1954 Print · USGS
    Covers Harlem Township, including Milwaukee, Madison, and other nearby areas
  19. 1955 Map of Rockford
    1955 Map of Rockford
    1955 Rockford
    1955 Print · USGS
    Covers Harlem Township, including Milwaukee, Madison, and other nearby areas
  22. 1958 Map of Rockford, 1974 Print
    1958 Map of Rockford, 1974 Print
    1958 Rockford
    1974 Print · USGS
    Covers Harlem Township, including Milwaukee, Madison, and other nearby areas
    4 unique versions available
  25. 1959 Map of South Beloit, 1960 Print
    1959 Map of South Beloit, 1960 Print
    1959 South Beloit
    1960 Print · USGS
    Covers Harlem Township, including Beloit, Machesney Park, and other nearby areas
  28. 1963 Map of Rockford
    1963 Map of Rockford
    1963 Rockford
    1963 Print · USGS
    Covers Harlem Township, including Milwaukee, Madison, and other nearby areas
  31. 1970 Map of Caledonia, 1972 Print
    1970 Map of Caledonia, 1972 Print
    1970 Caledonia
    1972 Print · USGS
    Covers Harlem Township, including Rockford, Belvidere, and other nearby areas
    2 unique versions available
  34. 1970 Map of Belvidere NW, 1972 Print
    1970 Map of Belvidere NW, 1972 Print
    1970 Belvidere NW
    1972 Print · USGS
    Covers Harlem Township, including Beloit, Machesney Park, and other nearby areas
    2 unique versions available
  37. 1971 Map of Rockford North, 1973 Print
    1971 Map of Rockford North, 1973 Print
    1971 Rockford North
    1973 Print · USGS
    Covers Harlem Township, including Rockford, Loves Park, and other nearby areas
    2 unique versions available
  40. 1971 Map of South Beloit, 1973 Print
    1971 Map of South Beloit, 1973 Print
    1971 South Beloit
    1973 Print · USGS
    Covers Harlem Township, including Beloit, Machesney Park, and other nearby areas
    2 unique versions available
  43. 1981 Map of Elgin
    1981 Map of Elgin
    1981 Elgin
    1981 Print · USGS
    Covers Harlem Township, including Rockford, Elgin, and other nearby areas
  46. 1981 Map of Rockford
    1981 Map of Rockford
    1981 Rockford
    1981 Print · USGS
    Covers Harlem Township, including Rockford, Beloit, and other nearby areas
    2 unique versions available
  49. 1993 Map of Rockford North
    1993 Map of Rockford North
    1993 Rockford North
    1993 Print · USGS
    Covers Harlem Township, including Rockford, Loves Park, and other nearby areas
  52. 1993 Map of Caledonia
    1993 Map of Caledonia
    1993 Caledonia
    1993 Print · USGS
    Covers Harlem Township, including Rockford, Belvidere, and other nearby areas
  55. 1993 Map of Belvidere NW
    1993 Map of Belvidere NW
    1993 Belvidere NW
    1993 Print · USGS
    Covers Harlem Township, including Beloit, Machesney Park, and other nearby areas
  58. 1993 Map of South Beloit
    1993 Map of South Beloit
    1993 South Beloit
    1993 Print · USGS
    Covers Harlem Township, including Beloit, Machesney Park, and other nearby areas
End of results
Showing maps 1-20 of 20

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Frequently asked questions

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