Old Maps of Copco, California for Metal Detecting
Plan your next treasure hunt with 15 historic maps of Copco. 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 Copco.
Copco, CA maps
(15)- 1886 Map of Shasta
1886 Shasta1886 Print · USGSUpper 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 - 1894 Map of Shasta, 1903 Print
1894 Shasta1903 Print · USGSNorthern 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 - 1922 Map of Shasta Valley Sheet No 16
1922 Shasta Valley Sheet No 161922 Print · USGSThe northern Klamath River corridor comes into focus in the early twenties as hydroelectric and irrigation projects transformed the valley. Researchers can trace the shoreline of Copco Lake and locate the Copco Dam and a local School. - 1934 Map of Macdoel
1934 Macdoel1934 Print · USGSSiskiyou County's high-desert valleys and timberlands come alive in this mid-thirties survey of the Klamath River corridor. Trace the early development of Macdoel and Snowden, or locate vanished landmarks like the Old Hoffman Mill and Smith Sawmill. - 1941 Map of Macdoel
1941 Macdoel1941 Print · USGSUpper Siskiyou County is seen here just before the mid-century, where the timber industry and Southern Pacific rail lines defined the high valley landscape. Genealogists can trace early homesteads like Prather Ranch and Soule Ranch, alongside several local schoolhouses and the State Fish Hatchery.3 unique versions available - 1948 Map of Weed, 1950 Print
1948 Weed1950 Print · USGSNorthern 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 - 1950 Map of Weed
1950 Weed1950 Print · USGSSiskiyou 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. - 1954 Map of Copco, 1956 Print
1954 Copco1956 Print · USGSSiskiyou County during the mid-fifties is captured here as the Klamath River corridor transitions from mountain forest to the Shasta Valley. Researchers can locate the Southern Pacific railroad line, the remote Fall Creek Sch, and the reservoir at Copco Lake.2 unique versions available - 1958 Map of Weed, 1963 Print
1958 Weed1963 Print · USGSThe 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 - 1962 Map of Copco, 1970 Print
1962 Copco1970 Print · USGSSiskiyou County's high country and the Klamath River basin appear here in the early sixties as a landscape of hydroelectric progress and mountain ranching. Genealogists and historians can locate rural landmarks like Ager, the Willow Creek School, and the tracks of the Southern Pacific Railroad. - 1963 Map of Weed
1963 Weed1963 Print · USGSNorthern 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. - 1979 Map of Yreka
1979 Yreka1979 Print · USGSSiskiyou 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. - 1984 Map of Copco
1984 Copco1984 Print · USGSNorthern California's rugged Klamath River corridor is captured here in the mid-1980s as a landscape of hydroelectric power and deep timber. Researchers can trace the water infrastructure of Copco Lake alongside historic landmarks like Snake Camp (Site) and Frame Mill Spring. - 2001 Map of Copco, 2004 Print
2001 Copco2004 Print · USGSUpper Klamath River utility and forest history are captured here at the start of the millennium. Researchers can trace the industrial footprint of Copco Lake and find community landmarks like the Fall Creek School, the Convict Trail, and Shake Camp. - 2022 Map of Copco, 2022 Print
2022 Copco2022 Print · USGSSiskiyou County's high-country terrain and the waters of the upper Klamath River are shown here in detail during the early 2020s. Researchers can locate remote landmarks like Lennox Rock and Soda Spring or trace the drainage of Bogus Cr through the forest.
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