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Old Maps of Del Rio, California for Metal Detecting

Plan your next treasure hunt with 10 historic maps of Del Rio. 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 Del Rio.

Del Rio, CA maps

(10)
  1. 1915 Map of Salida
    1915 Map of Salida
    1915 Salida
    1915 Print · USGS
    The fertile plains north of Modesto are captured here just before the First World War, showing a landscape transformed by complex irrigation. Genealogists can locate family homesteads near rural landmarks like Wood Colony School or along the Southern Pacific tracks in Salida.
    2 unique versions available
  4. 1941 Map of Modesto West
    1941 Map of Modesto West
    1941 Modesto West
    1941 Print · USGS
    The Central Valley river system is captured here in the early 1940s, showing the complex web of irrigation canals and rural school districts. Genealogists can trace family footprints near Grayson or the Farm Security Administration Camp, and locate landmarks like Shiloh School or Tuolumne City.
    3 unique versions available
  7. 1947 Map of San Jose, 1948 Print
    1947 Map of San Jose, 1948 Print
    1947 San Jose
    1948 Print · USGS
    Northern California's heartland is captured here just after the war, showing the rapid growth of the Santa Clara and Central Valleys. Researchers can trace the legacy of rail and water at Castle Air Force Base, Stockton, and the Hetch Hetchy Aqueduct.
  10. 1953 Map of Salida, 1954 Print
    1953 Map of Salida, 1954 Print
    1953 Salida
    1954 Print · USGS
    Stanislaus County agriculture and early urbanization are captured here just as the post-war boom reached the Central Valley. Genealogists and local historians can locate several rural schoolhouses like Ransom Sch or trace the extensive irrigation works from Lateral No 8 to the Hetch Hetchy Aqueduct.
    2 unique versions available
  13. 1956 Map of San Jose
    1956 Map of San Jose
    1956 San Jose
    1956 Print · USGS
    Central California in the mid-fifties reveals the transition from sprawling orchards to growing urban hubs like San Jose and Stockton. Genealogists and historians can trace the rail-era landscape of the Mother Lode through Chinese Camp and Tuttletown, or follow the water through the Joaquin River and Calaveras Reservoir.
  16. 1962 Map of San Jose
    1962 Map of San Jose
    1962 San Jose
    1962 Print · USGS
    Central California in the early sixties showcases the expansion of the San Joaquin and Santa Clara valleys. Researchers can trace the rail-to-road transition along the Southern Pacific RR or locate landmarks like Castle USAF Base and Loma Prieta.
    4 unique versions available
  19. 1966 Map of San Jose
    1966 Map of San Jose
    1966 San Jose
    1966 Print · USGS
    Central California in the mid-1960s reveals a landscape of massive irrigation projects and expanding Cold War military footprints. Researchers can trace the rail-and-river network of the San Joaquin Valley or locate specialized sites like Castle Air Force Base and the Sharp General Depot (Military).
  22. 1969 Map of Salida, 1972 Print
    1969 Map of Salida, 1972 Print
    1969 Salida
    1972 Print · USGS
    The Stanislaus River valley in the late sixties reveals a landscape balancing vast orchards with the rising institutional and suburban footprint of Modesto and Salida. Researchers can trace the legacy of the Modesto State Hospital, the route of the Hetch Hetchy Aqueduct, and numerous local landmarks like Woodcolony Cem.
    4 unique versions available
  25. 1989 Map of Stockton
    1989 Map of Stockton
    1989 Stockton
    1989 Print · USGS
    During the late 1980s, the California Delta and San Joaquin Valley saw a massive convergence of water infrastructure and military logistics. Researchers can trace the sprawling Lawrence Livermore Laboratory (Univ of Calif) and Sharpe Army Depot alongside the complex waterways of Union Island and Victoria Island.
    2 unique versions available
  28. 2021 Map of Salida, 2021 Print
    2021 Map of Salida, 2021 Print
    2021 Salida
    2021 Print · USGS
    Northern Modesto and Salida are shown in detail during a period of significant growth at the start of the 2020s. Trace local landmarks like Woodcolony Cem, the Stanislaus River, and Modesto Junior College West Campus.
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Frequently asked questions

  • What are the different types of historical maps available for Del Rio?
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