Old Maps of Frenchtown, California for Metal Detecting

Plan your next treasure hunt with 18 historic maps of Frenchtown. 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 Frenchtown.


Frenchtown, CA maps

(18)
  1. 1888 Map of Smartsville
    1888 Map of Smartsville
    1888 Smartsville
    1888 Print · USGS
    Gold Country was in its industrial prime during the late eighteen-hundreds, with deep-shaft mines and hydraulic camps dotting the Sierra foothills. Researchers can trace early family holdings and mining claims through landmarks like French Corral, the North Star Mine, and the historic settlement of Timbuctoo.

  2. 1891 Map of Smartsville
    1891 Map of Smartsville
    1891 Smartsville
    1891 Print · USGS
    Gold Country in the late nineteenth century was a landscape of deep mines and timber rails. This survey allows researchers to trace the industrial footprint of the Idaho and North Star Mine alongside vanished camps like Condemned Bar and French Corral.

  3. 1892 Map of Smartsville
    1892 Map of Smartsville
    1892 Smartsville
    1892 Print · USGS
    The gold-bearing ridges of the Sierra foothills are captured here in the late nineteenth century, showing the height of the hard-rock mining boom. Researchers can trace the narrow-gauge rail lines and locate famous claims including the Empire Mine, Idaho Mine, and the Sulphuret Works.

  4. 1894 Map of Smartsville
    1894 Map of Smartsville
    1894 Smartsville
    1894 Print · USGS
    In the mid-1880s, the Sierra foothills around Nevada City and Grass Valley were a hive of mining and ranching activity. Genealogists and historians can trace old homesteads like Lanes Ranch, follow the Nevada Co Narrow Gauge RR, and locate forgotten camps like Rough & Ready.

  5. 1895 Map of Smartsville
    1895 Map of Smartsville
    1895 Smartsville
    1895 Print · USGS
    The Northern Mother Lode thrives during the peak of industrial quartz mining in the late nineteenth century. Researchers can trace the complex rail and mine networks of Nevada City and Grass Valley, alongside historic outposts like Smartsville and Rough & Ready.
    6 unique versions available

  6. 1941 Map of Bangor, 1958 Print
    1941 Map of Bangor, 1958 Print
    1941 Bangor
    1958 Print · USGS
    The Butte and Yuba County foothills are captured in the early 1940s, showing a landscape of scattered mining claims and rural homesteads. Genealogists can trace family roots through several local landmarks like Upham Cem, Wyandotte Sch, and the Phoenix Mine.

  7. 1944 Map of Bangor
    1944 Map of Bangor
    1944 Bangor
    1944 Print · USGS
    The foothills of the Sierra Nevada are captured here during the early 1940s, showing a landscape defined by gold mining and timber production. Researchers can pinpoint long-standing landmarks such as Hansonville, the Blue Lead Mine, and several rural burial grounds like Upham Cem.
    2 unique versions available

  8. 1948 Map of Rackerby, 1958 Print
    1948 Map of Rackerby, 1958 Print
    1948 Rackerby
    1958 Print · USGS
    The foothills of the Sierra Nevada are captured here in the late 1940s as old mining claims gave way to ranching and timber. Genealogists and local historians can trace family landmarks like Rose Ranch, locate the Central Pacific Mine, and find vanished schoolhouses such as Sharon Valley Sch.
    4 unique versions available

  9. 1950 Map of Rackerby
    1950 Map of Rackerby
    1950 Rackerby
    1950 Print · USGS
    The foothills of the Sierra Nevada are surveyed here in the mid-twentieth century as mining and ranching shaped the local landscape. Genealogists can locate family landmarks like the Upham Cem, Willow Glen Ranch, and schools in Sharon Valley and Rackerby.

  10. 1958 Map of Chico, 1962 Print
    1958 Map of Chico, 1962 Print
    1958 Chico
    1962 Print · USGS
    Mid-century Northern California comes to life across the Central Valley and high Sierras as the postwar economy transformed the landscape. Trace the rail lines of the Southern Pacific RR, locate family roots near Chico Cem, or explore the early layout of Paradise and Beale Air Force Base.
    4 unique versions available

  11. 1960 Map of Chico
    1960 Map of Chico
    1960 Chico
    1960 Print · USGS
    The Northern California high country and Sacramento Valley meet in this 1960s-era landscape of mining towns and river settlements. Trace the rail-and-water economy of the gold country through the Empire Mine, Beale Air Force Base, and the Western Pacific Railroad.

  12. 1993 Map of Yuba City, 1994 Print
    1993 Map of Yuba City, 1994 Print
    1993 Yuba City
    1994 Print · USGS
    The Sacramento Valley and Sierra Nevada foothills meet in the 1990s, where agricultural bypasses and river networks surround the iconic Sutter Buttes. Researchers can trace the rail corridors of the Southern Pacific and Western Pacific through hubs like Marysville and Gridley.

  13. 1995 Map of Rackerby
    1995 Map of Rackerby
    1995 Rackerby
    1995 Print · USGS
    The Butte and Yuba county line runs through this Sierra foothills landscape during the mid-1990s, where old mining and ranching legacies remain. Genealogists and historians can trace family locations near the New York Flat Cem, Sharon Valley Sch, and the Manzanita Mine.

  14. 2002 Map of Rackerby, 2003 Print
    2002 Map of Rackerby, 2003 Print
    2002 Rackerby
    2003 Print · USGS
    The foothills of the Northern Sierras come into focus at the start of the century, showing the rural communities along the Butte and Yuba county line. You can trace early mining and education history through landmarks like the Central Pacific Mine, Sharon Valley Sch, and the New York Flat Cem.

  15. 2012 Map of Rackerby, 2012 Print
    2012 Map of Rackerby, 2012 Print
    2012 Rackerby
    2012 Print · USGS
    Covers Frenchtown, including Rackerby, Brownsville, and other nearby areas

  16. 2015 Map of Rackerby, 2015 Print
    2015 Map of Rackerby, 2015 Print
    2015 Rackerby
    2015 Print · USGS
    Covers Frenchtown, including Rackerby, Brownsville, and other nearby areas

  17. 2018 Map of Rackerby, 2018 Print
    2018 Map of Rackerby, 2018 Print
    2018 Rackerby
    2018 Print · USGS
    Covers Frenchtown, including Rackerby, Brownsville, and other nearby areas

  18. 2022 Map of Rackerby, 2022 Print
    2022 Map of Rackerby, 2022 Print
    2022 Rackerby
    2022 Print · USGS
    The Butte and Yuba County highlands are captured here in a moment of modern mountain life. Researchers can trace family history through sites like Brownsville Evergreen Cem or locate the historic timber and ranching hubs of Robinson Mills and Rackerby.

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