1900s (20th Century) Maps of Portola, California
Explore 6 historic maps of Portola 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 Portola'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 Portola's history through authentic maps from the 1900s. This is your window into the past.
Portola, CA maps
(6)- 1950 Map of Portola, 1952 Print
1950 Portola1952 Print · USGSPortola and the Sierra Valley are captured here in the early 1950s as the rail and timber industries shaped the Plumas County landscape. Researchers can trace the Western Pacific Railroad corridor, locate the Island Sch (Aband), and find family landmarks like Ramelli Ranch.4 unique versions available - 1958 Map of Chico, 1962 Print
1958 Chico1962 Print · USGSMid-century Northern California comes to life across the Central Valley and high Sierras as the postwar economy transformed the landscape. Trace the rail lines of the Southern Pacific RR, locate family roots near Chico Cem, or explore the early layout of Paradise and Beale Air Force Base.4 unique versions available - 1960 Map of Chico
1960 Chico1960 Print · USGSThe Northern California high country and Sacramento Valley meet in this 1960s-era landscape of mining towns and river settlements. Trace the rail-and-water economy of the gold country through the Empire Mine, Beale Air Force Base, and the Western Pacific Railroad. - 1972 Map of Portola, 1974 Print
1972 Portola1974 Print · USGSPortola and the Middle Fork Feather River valley are captured in the early seventies during a period of established mountain railroading and forest management. Genealogists and local historians can locate Shady Grove Cem, the community of Delleker, and the High Sch. - 1979 Map of Portola, 1993 Print
1979 Portola1993 Print · USGSThe northern Sierra Nevada and its timber-and-rail economy are captured here during the late seventies, spanning from the Feather River canyons to the high basins. Researchers can trace the path of the Western Pacific RR and locate historic hubs like Quincy, Portola, and Loyalton.2 unique versions available - 1994 Map of Portola, 1998 Print
1994 Portola1998 Print · USGSThe northern Sierra Nevada and Middle Fork Feather River are captured here in the mid-nineties. Genealogists and local historians can trace the streets of Portola, locate Shady Grove Cem, and explore the high country around Beckwourth Peak.
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