1900s (20th Century) Maps of Keystone, California
Explore 10 historic maps of Keystone 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 Keystone'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 Keystone's history through authentic maps from the 1900s. This is your window into the past.
Keystone, CA maps
(10)- 1916 Map of Copperopolis
1916 Copperopolis1916 Print · USGSCovers Keystone, including Telegraph City, The Shores of Poker Flat, and other nearby areas3 unique versions available - 1942 Map of Copperopolis
1942 Copperopolis1942 Print · USGSCovers Keystone, including Telegraph City, The Shores of Poker Flat, and other nearby areas - 1947 Map of San Jose, 1948 Print
1947 San Jose1948 Print · USGSCovers Keystone, including San Jose, Stockton, and other nearby areas - 1954 Map of Copperopolis, 1956 Print
1954 Copperopolis1956 Print · USGSCovers Keystone, including Telegraph City, The Shores of Poker Flat, and other nearby areas - 1956 Map of San Jose
1956 San Jose1956 Print · USGSCovers Keystone, including San Jose, Stockton, and other nearby areas - 1962 Map of San Jose
1962 San Jose1962 Print · USGSCovers Keystone, including San Jose, Stockton, and other nearby areas4 unique versions available - 1962 Map of Keystone, 1963 Print
1962 Keystone1963 Print · USGSCovers Keystone, including Stanislaus County, Tuolumne County, and other nearby areas2 unique versions available - 1962 Map of Copperopolis, 1964 Print
1962 Copperopolis1964 Print · USGSCovers Keystone, including Telegraph City, The Shores of Poker Flat, and other nearby areas2 unique versions available - 1966 Map of San Jose
1966 San Jose1966 Print · USGSCovers Keystone, including San Jose, Stockton, and other nearby areas - 1994 Map of Oakdale, 1995 Print
1994 Oakdale1995 Print · USGSCovers Keystone, including Modesto, Turlock, and other nearby areas2 unique versions available
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Frequently asked questions
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