Old Maps of Grenada, California for Metal Detecting

Plan your next treasure hunt with 16 historic maps of Grenada. 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 Grenada.


Grenada, CA maps

(16)
  1. 1886 Map of Shasta
    1886 Map of Shasta
    1886 Shasta
    1886 Print · USGS
    Upper California in the mid-1880s is captured here during the height of the mining era and the early days of mountain tourism. Genealogists can locate family holdings near Yreka, trace river crossings like the ferry at Oaks Bar, or find early resorts at Upper Soda Spring.
    3 unique versions available

  2. 1894 Map of Shasta, 1903 Print
    1894 Map of Shasta, 1903 Print
    1894 Shasta
    1903 Print · USGS
    Northern California at the turn of the century reveals a landscape defined by the shadow of Mt Shasta and a booming mining economy. Genealogists can trace family roots through pioneer settlements like Yreka, Fort Jones, and the Callahan Ranch as the frontier transitioned into a network of established ranching and timber hubs.
    8 unique versions available

  3. 1921 Map of Shasta Valley Sheet No 2
    1921 Map of Shasta Valley Sheet No 2
    1921 Shasta Valley Sheet No 2
    1921 Print · USGS
    Siskiyou County irrigation and transportation are evolving in the early 1920s as rail and highway routes converge near the valley floor. Researchers can trace the path of the Old Yreka Mining Ditch or locate early rural education sites like Excelsior School and Vineland School.

  4. 1932 Map of Yreka
    1932 Map of Yreka
    1932 Yreka
    1932 Print · USGS
    Siskiyou County at the dawn of the 1930s shows a landscape of mountain mining claims and developing valley towns. Genealogists can trace family roots through numerous rural school districts like Lane Star Sch and mining sites including the Norma Mine and McKinley Mine.

  5. 1939 Map of Yreka
    1939 Map of Yreka
    1939 Yreka
    1939 Print · USGS
    Siskiyou County's mining and ranching valleys are captured here in the late 1930s, showing the early infrastructure of the Klamath River corridor. Trace the old rail stops at Hornbrook and Montague or locate family-named sites like Shasta River Sch and Cinnabar Mine.
    2 unique versions available

  6. 1948 Map of Weed, 1950 Print
    1948 Map of Weed, 1950 Print
    1948 Weed
    1950 Print · USGS
    Northern California and Southern Oregon are captured here during the post-war era, documenting the mountain-and-valley economies of the Klamath and Cascade ranges. Trace the legacy of local mining and timber at the King Solomon Mine, find old schools like Siskiyou County School, and follow the historic Southern Pacific RR route.
    2 unique versions available

  7. 1950 Map of Weed
    1950 Map of Weed
    1950 Weed
    1950 Print · USGS
    Siskiyou County and the surrounding Klamath mountains appear in the mid-century before extensive modern development. Genealogists and local historians can locate remote outposts like the Lee Brown Ranch and the specialized settlement of Darlingtonia.

  8. 1954 Map of Yreka, 1957 Print
    1954 Map of Yreka, 1957 Print
    1954 Yreka
    1957 Print · USGS
    Siskiyou County during the mid-fifties is captured here as a landscape of established cattle ranching and mining tradition. Genealogists and historians can trace old homesteads and landmarks like Forest House, local schools such as Delphic School, and workings at the Pegleg Mine.
    3 unique versions available

  9. 1958 Map of Weed, 1963 Print
    1958 Map of Weed, 1963 Print
    1958 Weed
    1963 Print · USGS
    The Northern California high country of the late fifties is defined by the towering presence of Mt Shasta and the logging railroads of the Siskiyou range. Genealogists and researchers can trace remote mining sites like the China Mine and mountain settlements such as Sawyers Bar and Seiad Valley.
    3 unique versions available

  10. 1963 Map of Weed
    1963 Map of Weed
    1963 Weed
    1963 Print · USGS
    Northern California during the early 1960s shows a landscape of steep mountain ranges and river-fed valleys at the height of the timber era. Researchers can trace the routes of the McCloud River RR, locate remote sites like the Holiday Mine, or find ancestral markers at the Scott Valley Cem.

  11. 1979 Map of Yreka
    1979 Map of Yreka
    1979 Yreka
    1979 Print · USGS
    Siskiyou County in the late seventies is a rugged landscape of deep river canyons and high mountain valleys where logging and mining history meet. Genealogists and researchers can trace old rail stops and mining sites like Klamathon, Negro Boy Mine, and the settlement of Mugginsville.

  12. 1984 Map of Montague
    1984 Map of Montague
    1984 Montague
    1984 Print · USGS
    Siskiyou County in the mid-1980s was a landscape defined by the railroads and rivers of the Shasta Valley. Genealogists and historians can trace family locations near the Montague Cem, follow the Southern Pacific line, or explore the area around Butcher Hill.
    2 unique versions available

  13. 2012 Map of Montague, 2012 Print
    2012 Map of Montague, 2012 Print
    2012 Montague
    2012 Print · USGS
    Covers Grenada, including Yreka, Montague, and other nearby areas

  14. 2015 Map of Montague, 2015 Print
    2015 Map of Montague, 2015 Print
    2015 Montague
    2015 Print · USGS
    Covers Grenada, including Yreka, Montague, and other nearby areas

  15. 2018 Map of Montague, 2018 Print
    2018 Map of Montague, 2018 Print
    2018 Montague
    2018 Print · USGS
    Covers Grenada, including Yreka, Montague, and other nearby areas

  16. 2022 Map of Montague, 2022 Print
    2022 Map of Montague, 2022 Print
    2022 Montague
    2022 Print · USGS
    Siskiyou County's high-valley floor is captured here in the modern era, showing the relationship between the regional hubs of Yreka and Montague. Local researchers can trace family landmarks and historical burial sites like Butcher Hill Cem and Julien Cem alongside the waters of the Shasta River.

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