1900s (20th Century) Maps of Foster, California
Explore 10 historic maps of Foster 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 Foster'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 Foster's history through authentic maps from the 1900s. This is your window into the past.
Foster, CA maps
(10)- 1923 Map of Sawyers Bar
1923 Sawyers Bar1923 Print · USGSThe Salmon River canyon in the early 1900s reveals a high-country mining landscape during the height of its activity. Genealogists and historians can trace families at Edie Ranch, locate remote classrooms like Russianville School, and find numerous prospects including the Black Bear Mine.4 unique versions available - 1931 Map of Etna
1931 Etna1931 Print · USGSThe mining camps and river valleys of the Siskiyou-Trinity border are caught in detail during the early 1930s. Researchers can trace historic claims and remote family holdings like the Bonanza King Mine, Etna Ranch, and the East Fork District Sch. - 1934 Map of Etna
1934 Etna1934 Print · USGSThe Scott Valley and high California peaks are seen here in the 1930s as centers of mining and remote mountain ranching. Researchers can trace historic family-named locations such as Parker Ranch, Stoddard Cabin, and the Zarina Mine.4 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. - 1955 Map of Etna, 1957 Print
1955 Etna1957 Print · USGSSiskiyou County's high-country ranching and mining hubs are captured here in the mid-fifties, from the town of Etna to the southern reach of Callahan. Genealogists and researchers can trace old homestead sites like Deacon Lee Place and the Ruffey Indian Reservation.4 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 - 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 Mount Shasta
1979 Mount Shasta1979 Print · USGSUpper California's mountainous landscape appears in the late seventies as a busy network of timber towns, railroads, and high-altitude mining claims. Trace the legacy of extraction and industry through the Southern Pacific rail line and sites like McCloud and the Bonanza King Mine.3 unique versions available - 1986 Map of Eaton Peak
1986 Eaton Peak1986 Print · USGSSiskiyou County during the mid-eighties shows a wilderness shaped by high-altitude trails and early mining claims. Trace the route of the Pacific Crest National Scenic Trail past the Foster Mine and family landmarks like the J H Ranch.2 unique versions available
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