1900s (20th Century) Maps of Pioneer, California
Explore 9 historic maps of Pioneer 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 Pioneer'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 Pioneer's history through authentic maps from the 1900s. This is your window into the past.
Pioneer, CA maps
(9)- 1902 Map of Jackson
1902 Jackson1902 Print · USGSAmador and Calaveras counties are captured at the height of the mining era in this late nineteenth-century survey. Genealogists and historians can trace the rail lines of the Stockton and Copperopolis Railroad and find long-established camps like Lancha Plana and Jesus Maria.7 unique versions available - 1947 Map of Sacramento, 1948 Print
1947 Sacramento1948 Print · USGSThe Sacramento Valley meets the high Sierra during a period of post-war expansion. Trace the historic river delta islands like Grand Island or locate early airfield footprints at McClellan Air Force Base and Mather Air Force Base.2 unique versions available - 1948 Map of Sacramento, 1951 Print
1948 Sacramento1951 Print · USGSPost-war Northern California comes alive in this regional survey, capturing the era of expansion between the Central Valley and the High Sierra. Researchers can trace the rail networks of the Central California Traction and Sacramento Northern RR or locate landmarks like the State Capitol and University of California Davis. - 1948 Map of Mokelumne Hill, 1953 Print
1948 Mokelumne Hill1953 Print · USGSThe Mother Lode region of the Sierra foothills is captured here during the late 1940s, showing a landscape defined by mining history and new hydro-power infrastructure. Researchers can trace family ranch lands and historic town sites such as Butte City, Railroad Flat, and the Victory Dude Ranch.3 unique versions available - 1948 Map of West Point, 1960 Print
1948 West Point1960 Print · USGSThe Mother Lode foothills near West Point are documented in the late 1940s, highlighting a landscape shaped by gold mining and water engineering. Genealogists and historians can trace the foundations of Bummerville, Sandy Gulch, and the Amador Columbia Mine.4 unique versions available - 1949 Map of West Point
1949 West Point1949 Print · USGSThe Mokelumne River forks and the high timber country of Calaveras County are captured here just after the war. Local historians can trace old mining claims like the Black Prince Mine and early settlements such as Bummerville and Wilseyville. - 1956 Map of Sacramento
1956 Sacramento1956 Print · USGSMid-century California unfolds from the delta to the high Sierra, capturing a landscape of growing valley cities and burgeoning military airbases. Genealogists and historians can trace the rail lines and river towns from Woodland to Lodi, or explore the foothill settlements of Placerville and Jackson.2 unique versions available - 1957 Map of Sacramento, 1966 Print
1957 Sacramento1966 Print · USGSIn the mid-twentieth century, the California heartland was a hub of river transport, rail lines, and military airbases. Genealogists and historians can trace the development of Gold Country towns like Angels Camp and Sonora or follow the path of the Southern Pacific RR through the growing suburbs of Sacramento.4 unique versions available - 1993 Map of San Andreas, 1994 Print
1993 San Andreas1994 Print · USGSThe Mother Lode and High Sierra foothills come alive in the 1990s, showcasing a region defined by historic gold mining and massive water projects. Genealogists and historians can locate old mining sites and rural settlements like Volcano, San Andreas, and Mokelumne Hill.
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