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1900s (20th Century) Maps of Ralph, California

Explore 8 historic maps of Ralph from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Ralph's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Ralph's history through authentic maps from the 1900s. This is your window into the past.

Ralph, CA maps

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  1. 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.
  4. 1948 Map of Sonora, 1962 Print
    1948 Map of Sonora, 1962 Print
    1948 Sonora
    1962 Print · USGS
    Tuolumne County's Mother Lode country comes alive in this post-war survey of the Sierra Foothills. Researchers can trace the path of the Sierra RR, locate the Harvard Mine, and explore historic communities from Chinese Camp to Soulsbyville.
    2 unique versions available
  7. 1948 Map of Standard, 1964 Print
    1948 Map of Standard, 1964 Print
    1948 Standard
    1964 Print · USGS
    Tuolumne County’s timber and mining heritage is on full display in the late 1940s. Genealogists and historians can trace the Sierra RR through Standard, locate family landmarks like Gandolfo Ranch, and find old sites such as Morgan Chapel.
    3 unique versions available
  10. 1949 Map of Standard
    1949 Map of Standard
    1949 Standard
    1949 Print · USGS
    The Sierra Nevada foothills come alive in the late 1940s, highlighting the industrial intersections of Tuolumne County. Genealogists and historians can trace family-named sites like McNutt Ranch and the mining legacy of Soulsbyville or the Chickenfeed Mine.
    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. 1994 Map of Oakdale, 1995 Print
    1994 Map of Oakdale, 1995 Print
    1994 Oakdale
    1995 Print · USGS
    The San Joaquin Valley meets the Sierra foothills in the mid-1990s, where massive reservoirs and canal networks fueled California's agricultural heartland. Researchers can trace the Hetch Hetchy Aqueduct, find the Sierra RR, and locate the Riverbank Army Ammunition Plant.
    2 unique versions available
End of results
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Frequently asked questions

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