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1940s Maps of Otay Mesa, San Diego

Explore 2 historic maps of Otay Mesa 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 Otay Mesa'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 Otay Mesa's history through authentic maps from the 1940s. This is your window into the past.

Otay Mesa, San Diego maps

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  1. 1943 Map of San Ysidro
    1943 Map of San Ysidro
    1943 San Ysidro
    1943 Print · USGS
    The Southern California borderlands during the early 1940s reveal a mix of coastal defense, salt harvesting, and emerging towns. Researchers can trace the rail lines through San Ysidro Station or locate family landmarks like Howard Ranch and Emory Sch.
    2 unique versions available
  4. 1943 Map of Jamul
    1943 Map of Jamul
    1943 Jamul
    1943 Print · USGS
    Southern San Diego County ranching and water history is captured here at the start of the 1940s. Genealogists and local historians can trace family holdings like Ivanhoe Ranch and Otay Ranch alongside community landmarks such as Dulzura Sch and the Camp Minnewawa CCC camp.
End of results
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Frequently asked questions

  • What are the different types of historical maps available for Otay Mesa?
  • What is the oldest map of Otay Mesa?
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  • Where can I download high-res historical maps of Otay Mesa?
  • Are there historical topographic maps available for Otay Mesa?
  • Is there historical aerial imagery available for Otay Mesa?
  • Where are historical maps of Otay Mesa sourced from?