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Old Maps of Greenhorn, California for Metal Detecting

Plan your next treasure hunt with 12 historic maps of Greenhorn. 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 Greenhorn.

Greenhorn, CA maps

(12)
  1. 1891 Map of Downieville
    1891 Map of Downieville
    1891 Downieville
    1891 Print · USGS
    Covers Greenhorn, including Two Rivers, East Quincy, and other nearby areas
  4. 1893 Map of Downieville
    1893 Map of Downieville
    1893 Downieville
    1893 Print · USGS
    Covers Greenhorn, including Two Rivers, East Quincy, and other nearby areas
  7. 1895 Map of Downieville
    1895 Map of Downieville
    1895 Downieville
    1895 Print · USGS
    Covers Greenhorn, including Two Rivers, East Quincy, and other nearby areas
  10. 1896 Map of Downieville
    1896 Map of Downieville
    1896 Downieville
    1896 Print · USGS
    Covers Greenhorn, including Two Rivers, East Quincy, and other nearby areas
  13. 1897 Map of Downieville
    1897 Map of Downieville
    1897 Downieville
    1897 Print · USGS
    Covers Greenhorn, including Two Rivers, East Quincy, and other nearby areas
    7 unique versions available
  16. 1950 Map of Spring Garden, 1958 Print
    1950 Map of Spring Garden, 1958 Print
    1950 Spring Garden
    1958 Print · USGS
    Covers Greenhorn, including Spring Garden, Massack, and other nearby areas
    2 unique versions available
  19. 1951 Map of Quincy, 1958 Print
    1951 Map of Quincy, 1958 Print
    1951 Quincy
    1958 Print · USGS
    Covers Greenhorn, including East Quincy, Spring Garden, and other nearby areas
    3 unique versions available
  22. 1952 Map of Spring Garden
    1952 Map of Spring Garden
    1952 Spring Garden
    1952 Print · USGS
    Covers Greenhorn, including Spring Garden, Massack, and other nearby areas
    2 unique versions available
  25. 1958 Map of Chico, 1962 Print
    1958 Map of Chico, 1962 Print
    1958 Chico
    1962 Print · USGS
    Covers Greenhorn, including Reno, Chico, and other nearby areas
    4 unique versions available
  28. 1960 Map of Chico
    1960 Map of Chico
    1960 Chico
    1960 Print · USGS
    Covers Greenhorn, including Reno, Chico, and other nearby areas
  31. 1979 Map of Portola, 1993 Print
    1979 Map of Portola, 1993 Print
    1979 Portola
    1993 Print · USGS
    Covers Greenhorn, including Reno, Portola, and other nearby areas
    2 unique versions available
  34. 1994 Map of Spring Garden, 1998 Print
    1994 Map of Spring Garden, 1998 Print
    1994 Spring Garden
    1998 Print · USGS
    Covers Greenhorn, including Spring Garden, Massack, and other nearby areas
    2 unique versions available
End of results
Showing maps 1-12 of 12

Frequently asked questions

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