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Old Maps of Plano, Porterville for Metal Detecting

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

Plano, Porterville maps

(12)
  1. 1929 Map of Porterville
    1929 Map of Porterville
    1929 Porterville
    1929 Print · USGS
    Porterville and the surrounding Tulare County groves appear here in the late 1920s, showing a landscape defined by citrus irrigation and competing rail lines. Researchers can trace old family schoolhouses like Welcome Sch and Rockford Sch, or locate the specific paths of the Stockton Ditch and the historic Tule River.
    3 unique versions available
  4. 1942 Map of Porterville
    1942 Map of Porterville
    1942 Porterville
    1942 Print · USGS
    The Tulare County citrus and farming belt is captured here during the early years of the war, showing a landscape defined by irrigation and rail. Genealogists can locate family sites near numerous rural schools like Vandalia Sch and Rockford Sch, or trace the old rail lines serving Strathmore and Plano.
    2 unique versions available
  7. 1948 Map of Fresno
    1948 Map of Fresno
    1948 Fresno
    1948 Print · USGS
    The San Joaquin Valley and the High Sierra met during a period of rapid post-war growth and industrial expansion. Genealogists and researchers can trace family lines through small rail towns like Calwa City, find early aviation sites at Fresno-Chandler, or locate the Fresno Copper Mine.
  10. 1951 Map of Porterville, 1952 Print
    1951 Map of Porterville, 1952 Print
    1951 Porterville
    1952 Print · USGS
    Mid-century Porterville served as a bustling rail and water hub in the Tulare County valley. Genealogists and historians can trace neighborhood growth through dozens of local sites like Roche Ave Sch, St Anns Cem, and the tracks of the Southern Pacific.
    6 unique versions available
  13. 1955 Map of Fresno
    1955 Map of Fresno
    1955 Fresno
    1955 Print · USGS
    The Central Valley and High Sierra meet in this mid-fifties study of California’s agricultural and wilderness heart. Researchers can trace the rail-side growth of Sanger, Selma, and Reedley or locate high-altitude landmarks like Mt Whitney and Hume Lake.
  16. 1956 Map of Fresno
    1956 Map of Fresno
    1956 Fresno
    1956 Print · USGS
    The Central Valley and High Sierra meet in this mid-fifties survey of a rapidly developing California interior. Researchers can trace the rail-and-water networks of Visalia, the footprint of Tulare Lake, and the remote heights of Sequoia National Park.
  19. 1958 Map of Fresno
    1958 Map of Fresno
    1958 Fresno
    1958 Print · USGS
    The Central Valley and High Sierra meet in this mid-century survey of the California heartland. Researchers can trace the rail-and-road network connecting Fresno and Visalia or locate high-country landmarks like Mt Whitney and Sequoia National Park.
  22. 1960 Map of Fresno
    1960 Map of Fresno
    1960 Fresno
    1960 Print · USGS
    The San Joaquin Valley's mid-century agricultural boom meets the high peaks of the Sierra Nevada in this detailed survey. Genealogists and historians can trace the rail-driven growth of Fresno, Tulare, and Visalia or locate family roots in smaller towns like Raisin City and Calwa City.
    2 unique versions available
  25. 1962 Map of Fresno, 1968 Print
    1962 Map of Fresno, 1968 Print
    1962 Fresno
    1968 Print · USGS
    The Central Valley and High Sierra meet in this mid-century survey, capturing the region's massive irrigation systems and mountain wilderness. Researchers can trace the rail corridors of the Southern Pacific and locate landmarks like the Tulare Lake Bed and Mount Whitney.
    3 unique versions available
  28. 1966 Map of Fresno
    1966 Map of Fresno
    1966 Fresno
    1966 Print · USGS
    Central California in the mid-1960s showcases a high-production agricultural valley rising into the granite peaks of the High Sierra. Researchers can trace irrigation networks, rail spurs like the Southern Pacific, and landmarks from Mount Whitney to the Lemoore Naval Air Station.
  31. 1993 Map of Visalia
    1993 Map of Visalia
    1993 Visalia
    1993 Print · USGS
    The San Joaquin Valley comes alive in the early nineties, showing a landscape defined by the Tulare Lake Bed and its vast network of canals. Trace family roots and local history near Santa Rosa Rancheria, Pixley Nat Wildlife Ref, and the Tulare Co Fairgrounds.
    2 unique versions available
  34. 2021 Map of Porterville, 2021 Print
    2021 Map of Porterville, 2021 Print
    2021 Porterville
    2021 Print · USGS
    Porterville and the surrounding San Joaquin Valley are captured here during a period of established agricultural and civic growth. Researchers can trace local history through small outlying communities like Nanceville and Plano, or locate family sites at Saint Anns Cem.
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