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1970s Maps of Plumas, California

Explore 2 historic maps of Plumas from the 1970s. These maps offer a rare glimpse into what life looked like during the 1970s — 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 Plumas's landscape evolved across the 1970s, 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 1970s, 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 Plumas's history through authentic maps from the 1970s. This is your window into the past.

Plumas, CA maps

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  1. 1975 Map of Beckwourth Pass, 1977 Print
    1975 Map of Beckwourth Pass, 1977 Print
    1975 Beckwourth Pass
    1977 Print · USGS
    Upper Long Valley in the mid-seventies is a high Sierra corridor shaped by rail lines and ranching trails. Researchers can trace the Western Pacific Railroad through the Beckwourth Pass Tunnel and locate the historic Summit (Site).
  4. 1979 Map of Portola, 1993 Print
    1979 Map of Portola, 1993 Print
    1979 Portola
    1993 Print · USGS
    The 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
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Frequently asked questions

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  • Are there historical topographic maps available for Plumas?
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