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1940s Maps of Idria, California

Explore 2 historic maps of Idria from the 1940s. These maps offer a rare glimpse into what life looked like during the 1940s — 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 Idria's landscape evolved across the 1940s, 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 1940s, 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 Idria's history through authentic maps from the 1940s. This is your window into the past.

Idria, CA maps

(2)
  1. 1943 Map of New Idria
    1943 Map of New Idria
    1943 New Idria
    1943 Print · USGS
    San Benito and Fresno counties were centers of intensive mercury mining in the early 1940s. Genealogists and industrial historians can trace early claims like the Spanish Mine and Florence Mack Mine or locate the remote New Idria Idria PO.
    2 unique versions available
  4. 1948 Map of Santa Cruz
    1948 Map of Santa Cruz
    1948 Santa Cruz
    1948 Print · USGS
    The Central Coast and San Joaquin Valley meet in this mid-century look at the region's agricultural and military geography. Genealogists and historians can trace the paths of El Camino Real, locate family farms near Hollister, or study the footprint of the Fort Ord Military Reservation.
    2 unique versions available
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Frequently asked questions

  • What are the different types of historical maps available for Idria?
  • What is the oldest map of Idria?
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  • Are there historical topographic maps available for Idria?
  • Is there historical aerial imagery available for Idria?
  • Where are historical maps of Idria sourced from?