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1940s Maps of El Cajon, California

Explore 4 historic maps of El Cajon 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 El Cajon'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 El Cajon's history through authentic maps from the 1940s. This is your window into the past.

El Cajon, CA maps

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  1. 1942 Map of La Mesa
    1942 Map of La Mesa
    1942 La Mesa
    1942 Print · USGS
    San Diego and La Mesa appear here in the early 1940s, showing a landscape of growing residential neighborhoods and rugged canyon terrain. Genealogists and historians can trace numerous early schools like Hoover High Sch, the grounds of State College, and the historic Mission San Diego.
  4. 1942 Map of El Cajon
    1942 Map of El Cajon
    1942 El Cajon
    1942 Print · USGS
    Inland San Diego County unfolds in the early 1940s, showing a landscape of working ranches and river valleys before modern development. Genealogists and historians can trace family-named lands like Peale Ranch and early institutions such as Dehesa Sch and the Daky Mine.
  7. 1947 Map of La Mesa
    1947 Map of La Mesa
    1947 La Mesa
    1947 Print · USGS
    San Diego's eastern suburbs were rapidly expanding in the late 1930s and 1940s as residential blocks pushed toward the foothills. Trace the early development of Normal Hts and State College alongside landmarks like the Murray Reservoir and Grantville.
    2 unique versions available
  10. 1947 Map of El Cajon
    1947 Map of El Cajon
    1947 El Cajon
    1947 Print · USGS
    The San Diego River valley and its surrounding foothills appear in the late thirties, centered on the growing community of El Cajon. Genealogists and historians can trace family holdings like Fanita Ranch or locate the Indian Cem and Dehesa Sch in the southern hills.
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Frequently asked questions

  • What are the different types of historical maps available for El Cajon?
  • What is the oldest map of El Cajon?
  • Where can I purchase historical maps of El Cajon for my home or office?
  • Where can I download high-res historical maps of El Cajon?
  • Are there historical topographic maps available for El Cajon?
  • Is there historical aerial imagery available for El Cajon?
  • Where are historical maps of El Cajon sourced from?