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Old Maps of Fondo, California for Metal Detecting

Plan your next treasure hunt with 11 historic maps of Fondo. 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 Fondo.

Fondo, CA maps

(11)
  1. 1944 Map of Calipatria, 1945 Print
    1944 Map of Calipatria, 1945 Print
    1944 Calipatria
    1945 Print · USGS
    The Imperial Valley's desert reclamation and wartime agriculture are in full focus on this mid-1940s survey. Genealogists and local historians can trace the growth of Calipatria and Niland or locate rural landmarks like the Trifolium School and Hovley Siding.
    4 unique versions available
  4. 1954 Map of Salton Sea
    1954 Map of Salton Sea
    1954 Salton Sea
    1954 Print · USGS
    The Colorado River and Imperial Valley desert frontiers are captured here in the 1950s. Trace the irrigation networks of Calipatria and mining sites like Eagle Mountain Mine.
  7. 1955 Map of Salton Sea
    1955 Map of Salton Sea
    1955 Salton Sea
    1955 Print · USGS
    The Colorado River and Imperial Valley desert basins appear here during the mid-fifties, revealing a landscape of remote mines and agricultural irrigation. Genealogists and researchers can trace locations like the Parker Alien Reception Center Unit No 1, Blythe, and the Kane Springs School.
    2 unique versions available
  10. 1956 Map of Westmorland, 1957 Print
    1956 Map of Westmorland, 1957 Print
    1956 Westmorland
    1957 Print · USGS
    Imperial Valley's agricultural heartland is captured here in the mid-1950s, showing the intricate irrigation systems and rail-dependent towns of the California desert. Researchers can trace the early layout of Westmorland and Calipatria, alongside remote stations like Rockwood and the riparian habitats of Ramer Lake.
    3 unique versions available
  13. 1959 Map of Salton Sea, 1968 Print
    1959 Map of Salton Sea, 1968 Print
    1959 Salton Sea
    1968 Print · USGS
    The Colorado River and Salton Sea basin are shown here during a decade of intense military and agricultural activity. Trace family roots in Blythe or Niland, and locate historical mining operations like the Eagle Mountain Mine and Red Cloud Mine.
    4 unique versions available
  16. 1963 Map of Salton Sea
    1963 Map of Salton Sea
    1963 Salton Sea
    1963 Print · USGS
    The Colorado Desert during the early sixties shows a landscape defined by massive water projects and Cold War military ranges. Trace the growth of Salton City and Brawley, or locate remote desert outposts like the Paymaster Mine and Desert Center.
  19. 1965 Map of Salton Sea
    1965 Map of Salton Sea
    1965 Salton Sea
    1965 Print · USGS
    The Colorado Desert and Imperial Valley are caught in a period of intense irrigation and military expansion during the mid-sixties. Researchers can trace the desert's industrial footprint through the Eagle Mountain Mine, the remote Desert Center, and the Salton Sea Test Base.
  22. 1976 Map of Calipatria
    1976 Map of Calipatria
    1976 Calipatria
    1976 Print · USGS
    The Imperial Valley landscape in the mid-seventies is defined here by the receding Salton Sea and a vast irrigation grid. Trace the routes of the Southern Pacific through Calipatria and explore local landmarks like the Mud Pots and Vail Ranch.
  25. 1985 Map of Salton Sea
    1985 Map of Salton Sea
    1985 Salton Sea
    1985 Print · USGS
    In the mid-1980s, the California desert around the Salton Sea shows a unique mix of military gunnery ranges, irrigated agriculture, and shoreline settlements. Trace the Southern Pacific rail route through Niland and Bombay Beach, or locate remote desert sites like the Black Eagle Mine.
    2 unique versions available
  28. 1992 Map of Westmorland East, 1995 Print
    1992 Map of Westmorland East, 1995 Print
    1992 Westmorland East
    1995 Print · USGS
    Imperial Valley's engineering is on full display in the 1990s, showing the intricate grid of canals and drains surrounding Calipatria and Westmorland. Researchers can trace the water systems of the Vail Supply Canal and locate rural landmarks like Rockwood, Hovley, and the North End Dam.
  31. 2021 Map of Westmorland East, 2021 Print
    2021 Map of Westmorland East, 2021 Print
    2021 Westmorland East
    2021 Print · USGS
    Imperial Valley's highly engineered agricultural landscape is on full display in the early 2020s, dominated by a vast grid of irrigation. Researchers can trace the water systems and rural settlements including Calipatria, Westmorland, and the banks of the Alamo River.
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